ATTINY84A-SSU [ATMEL]

8-bit Microcontroller with 2K/4K/8K Bytes In-System Programmable Flash; 8 -bit微控制器2K / 4K / 8K字节的系统内可编程闪存
ATTINY84A-SSU
型号: ATTINY84A-SSU
厂家: ATMEL    ATMEL
描述:

8-bit Microcontroller with 2K/4K/8K Bytes In-System Programmable Flash
8 -bit微控制器2K / 4K / 8K字节的系统内可编程闪存

闪存 微控制器 外围集成电路 光电二极管 时钟
文件: 总22页 (文件大小:721K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
Features  
High Performance, Low Power AVR® 8-bit Microcontroller  
Advanced RISC Architecture  
– 120 Powerful Instructions – Most Single Clock Cycle Execution  
– 32 x 8 General Purpose Working Registers  
– Fully Static Operation  
High Endurance, Non-volatile Memory Segments  
– 2K/4K/8K Bytes of In-System, Self-programmable Flash Program Memory  
• Endurance: 10,000 Write/Erase Cycles  
– 128/256/512 Bytes of In-System Programmable EEPROM  
• Endurance: 100,000 Write/Erase Cycles  
– 128/256/512 Bytes of Internal SRAM  
– Data Retention: 20 years at 85°C / 100 years at 25°C  
– Programming Lock for Self-programming Flash & EEPROM Data Security  
Peripheral Features  
8-bit  
Microcontroller  
with 2K/4K/8K  
Bytes In-System  
Programmable  
Flash  
– One 8-bit and One 16-bit Timer/Counter with Two PWM Channels, Each  
– 10-bit ADC  
• 8 Single-ended Channels  
• 12 Differential ADC Channel Pairs with Programmable Gain (1x / 20x)  
– Programmable Watchdog Timer with Separate On-chip Oscillator  
– On-chip Analog Comparator  
– Universal Serial Interface  
ATtiny24A  
ATtiny44A  
ATtiny84A  
Special Microcontroller Features  
– debugWIRE On-chip Debug System  
– In-System Programmable via SPI Port  
– Internal and External Interrupt Sources  
• Pin Change Interrupt on 12 Pins  
– Low Power Idle, ADC Noise Reduction, Standby and Power-down Modes  
– Enhanced Power-on Reset Circuit  
– Programmable Brown-out Detection Circuit with Software Disable Function  
– Internal Calibrated Oscillator  
Summary  
– On-chip Temperature Sensor  
I/O and Packages  
– Available in 20-pin QFN/MLF/VQFN, 14-pin SOIC, 14-pin PDIP and 15-ball UFBGA  
– Twelve Programmable I/O Lines  
Operating Voltage:  
– 1.8 – 5.5V  
Speed Grade:  
– 0 – 4 MHz @ 1.8 – 5.5V  
– 0 – 10 MHz @ 2.7 – 5.5V  
– 0 – 20 MHz @ 4.5 – 5.5V  
Industrial Temperature Range: -40°C to +85°C  
Low Power Consumption  
– Active Mode:  
• 210 µA at 1.8V and 1 MHz  
– Idle Mode:  
• 33 µA at 1.8V and 1 MHz  
– Power-down Mode:  
• 0.1 µA at 1.8V and 25°C  
Rev. 8183FS–AVR–06/12  
1. Pin Configurations  
Figure 1-1.  
Pinout of ATtiny24A/44A/84A  
PDIP/SOIC  
VCC  
(PCINT8/XTAL1/CLKI) PB0  
(PCINT9/XTAL2) PB1  
1
2
3
4
5
6
7
14  
13  
12  
11  
10  
9
GND  
PA0 (ADC0/AREF/PCINT0)  
PA1 (ADC1/AIN0/PCINT1)  
PA2 (ADC2/AIN1/PCINT2)  
PA3 (ADC3/T0/PCINT3)  
PA4 (ADC4/USCK/SCL/T1/PCINT4)  
PA5 (ADC5/DO/MISO/OC1B/PCINT5)  
(PCINT11/RESET/dW) PB3  
(PCINT10/INT0/OC0A/CKOUT) PB2  
(PCINT7/ICP/OC0B/ADC7) PA7  
(PCINT6/OC1A/SDA/MOSI/DI/ADC6) PA6  
8
QFN/MLF/VQFN  
Pin 16: PA6 (PCINT6/OC1A/SDA/MOSI/DI/ADC6)  
Pin 20: PA5 (ADC5/DO/MISO/OC1B/PCINT5)  
(ADC4/USCK/SCL/T1/PCINT4) PA4  
(ADC3/T0/PCINT3) PA3  
1
2
3
4
5
15 PA7 (PCINT7/ICP/OC0B/ADC7)  
14 PB2 (PCINT10/INT0/OC0A/CKOUT)  
13 PB3 (PCINT11/RESET/dW)  
12 PB1 (PCINT9/XTAL2)  
(ADC2/AIN1/PCINT2) PA2  
(ADC1/AIN0/PCINT1) PA1  
(ADC0/AREF/PCINT0) PA0  
11 PB0 (PCINT8/XTAL1/CLKI)  
NOTE  
Bottom pad should be  
soldered to ground.  
DNC: Do Not Connect  
Table 1-1.  
UFBGA - Pinout ATtiny24A/44A/84A (top view)  
1
2
3
4
A
B
C
D
PA5  
PA7  
PA2  
GND  
PA6  
PB1  
PA1  
GND  
PB2  
PB3  
PB0  
VCC  
PA4  
PA3  
PA0  
2
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
1.1  
Pin Descriptions  
1.1.1  
VCC  
Supply voltage.  
1.1.2  
1.1.3  
GND  
Ground.  
Port B (PB3:PB0)  
Port B is a 4-bit bi-directional I/O port with internal pull-up resistors (selected for each bit). The  
Port B output buffers have symmetrical drive characteristics with both high sink and source  
capability except PB3 which has the RESET capability. To use pin PB3 as an I/O pin, instead of  
RESET pin, program (‘0’) RSTDISBL fuse. As inputs, Port B pins that are externally pulled low  
will source current if the pull-up resistors are activated. The Port B pins are tri-stated when a  
reset condition becomes active, even if the clock is not running.  
Port B also serves the functions of various special features of the ATtiny24A/44A/84A as listed  
in Section 10.2 “Alternate Port Functions” on page 58.  
1.1.4  
1.1.5  
RESET  
Reset input. A low level on this pin for longer than the minimum pulse length will generate a  
reset, even if the clock is not running and provided the reset pin has not been disabled. The min-  
imum pulse length is given in Table 20-4 on page 176. Shorter pulses are not guaranteed to  
generate a reset.  
The reset pin can also be used as a (weak) I/O pin.  
Port A (PA7:PA0)  
Port A is a 8-bit bi-directional I/O port with internal pull-up resistors (selected for each bit). The  
Port A output buffers have symmetrical drive characteristics with both high sink and source  
capability. As inputs, Port A pins that are externally pulled low will source current if the pull-up  
resistors are activated. The Port A pins are tri-stated when a reset condition becomes active,  
even if the clock is not running.  
Port A has alternate functions as analog inputs for the ADC, analog comparator, timer/counter,  
SPI and pin change interrupt as described in “Alternate Port Functions” on page 58.  
3
8183FS–AVR–06/12  
2. Overview  
ATtiny24A/44A/84A are low-power CMOS 8-bit microcontrollers based on the AVR enhanced  
RISC architecture. By executing powerful instructions in a single clock cycle, the  
ATtiny24A/44A/84A achieves throughputs approaching 1 MIPS per MHz allowing the system  
designer to optimize power consumption versus processing speed.  
Figure 2-1.  
Block Diagram  
VCC  
8-BIT DATABUS  
INTERNAL  
CALIBRATED  
OSCILLATOR  
INTERNAL  
OSCILLATOR  
GND  
PROGRAM  
COUNTER  
STACK  
POINTER  
WATCHDOG  
TIMER  
TIMING AND  
CONTROL  
MCU CONTROL  
REGISTER  
PROGRAM  
FLASH  
SRAM  
MCU STATUS  
REGISTER  
INSTRUCTION  
REGISTER  
GENERAL  
PURPOSE  
REGISTERS  
TIMER/  
COUNTER0  
X
Y
Z
INSTRUCTION  
DECODER  
TIMER/  
COUNTER1  
CONTROL  
LINES  
ALU  
STATUS  
REGISTER  
INTERRUPT  
UNIT  
PROGRAMMING  
LOGIC  
EEPROM  
OSCILLATORS  
ISP INTERFACE  
DATA REGISTER  
PORT A  
DATA DIR.  
REG.PORT A  
ADC  
DATA REGISTER  
PORT B  
DATA DIR.  
REG.PORT B  
PORT A DRIVERS  
PORT B DRIVERS  
PA[7:0]  
PB[3:0]  
The AVR core combines a rich instruction set with 32 general purpose working registers. All 32  
registers are directly connected to the Arithmetic Logic Unit (ALU), allowing two independent  
registers to be accessed in one single instruction executed in one clock cycle. The resulting  
architecture is more code efficient while achieving throughputs up to ten times faster than con-  
ventional CISC microcontrollers.  
4
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
The ATtiny24A/44A/84A provides the following features: 2K/4K/8K byte of In-System Program-  
mable Flash, 128/256/512 bytes EEPROM, 128/256/512 bytes SRAM, 12 general purpose I/O  
lines, 32 general purpose working registers, an 8-bit Timer/Counter with two PWM channels, a  
16-bit timer/counter with two PWM channels, Internal and External Interrupts, a 8-channel 10-bit  
ADC, programmable gain stage (1x, 20x) for 12 differential ADC channel pairs, a programmable  
Watchdog Timer with internal oscillator, internal calibrated oscillator, and four software select-  
able power saving modes. Idle mode stops the CPU while allowing the SRAM, Timer/Counter,  
ADC, Analog Comparator, and Interrupt system to continue functioning. ADC Noise Reduction  
mode minimizes switching noise during ADC conversions by stopping the CPU and all I/O mod-  
ules except the ADC. In Power-down mode registers keep their contents and all chip functions  
are disbaled until the next interrupt or hardware reset. In Standby mode, the crystal/resonator  
oscillator is running while the rest of the device is sleeping, allowing very fast start-up combined  
with low power consumption.  
The device is manufactured using Atmel’s high density non-volatile memory technology. The on-  
chip ISP Flash allows the Program memory to be re-programmed in-system through an SPI  
serial interface, by a conventional non-volatile memory programmer or by an on-chip boot code  
running on the AVR core.  
The ATtiny24A/44A/84A AVR is supported with a full suite of program and system development  
tools including: C Compilers, Macro Assemblers, Program Debugger/Simulators and Evaluation  
kits.  
5
8183FS–AVR–06/12  
3. General Information  
3.1  
3.2  
Resources  
A comprehensive set of drivers, application notes, data sheets and descriptions on development  
tools are available for download at http://www.atmel.com/avr.  
Code Examples  
This documentation contains simple code examples that briefly show how to use various parts of  
the device. These code examples assume that the part specific header file is included before  
compilation. Be aware that not all C compiler vendors include bit definitions in the header files  
and interrupt handling in C is compiler dependent. Please confirm with the C compiler documen-  
tation for more details.  
For I/O Registers located in the extended I/O map, “IN”, “OUT”, “SBIS”, “SBIC”, “CBI”, and “SBI”  
instructions must be replaced with instructions that allow access to extended I/O. Typically, this  
means “LDS” and “STS” combined with “SBRS”, “SBRC”, “SBR”, and “CBR”. Note that not all  
AVR devices include an extended I/O map.  
3.3  
Capacitive Touch Sensing  
Atmel QTouch Library provides a simple to use solution for touch sensitive interfaces on Atmel  
AVR microcontrollers. The QTouch Library includes support for QTouch® and QMatrix® acquisi-  
tion methods.  
Touch sensing is easily added to any application by linking the QTouch Library and using the  
Application Programming Interface (API) of the library to define the touch channels and sensors.  
The application then calls the API to retrieve channel information and determine the state of the  
touch sensor.  
The QTouch Library is free and can be downloaded from the Atmel website. For more informa-  
tion and details of implementation, refer to the QTouch Library User Guide – also available from  
the Atmel website.  
3.4  
3.5  
Data Retention  
Reliability Qualification results show that the projected data retention failure rate is much less  
than 1 PPM over 20 years at 85°C or 100 years at 25°C.  
Disclaimer  
Typical values contained in this datasheet are based on simulations and characterization of  
other AVR microcontrollers manufactured on the same process technology. Min and Max values  
will be available after the device has been characterized.  
6
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
4. Register Summary  
Address  
Name  
Bit 7  
Bit 6  
Bit 5  
Bit 4  
Bit 3  
Bit 2  
Bit 1  
Bit 0  
Page  
0x3F (0x5F)  
0x3E (0x5E)  
0x3D (0x5D)  
0x3C (0x5C)  
0x3B (0x5B)  
0x3A (0x5A)  
0x39 (0x59)  
0x38 (0x58)  
0x37 (0x57)  
0x36 (0x56)  
0x35 (0x55)  
0x34 (0x54)  
0x33 (0x53)  
0x32 (0x52)  
0x31 (0x51)  
0x30 (0x50)  
0x2F (0x4F)  
0x2E (0x4E)  
0x2D (0x4D)  
0x2C (0x4C)  
0x2B (0x4B)  
0x2A (0x4A)  
0x29 (0x49)  
0x28 (0x48)  
0x27 (0x47)  
0x26 (0x46)  
0x25 (0x45)  
0x24 (0x44)  
0x23 (0x43)  
0x22 (0x42)  
0x21 (0x41)  
0x20 (0x40)  
0x1F (0x3F)  
0x1E (0x3E)  
0x1D (0x3D)  
0x1C (0x3C)  
0x1B (0x3B)  
0x1A (0x3A)  
0x19 (0x39)  
0x18 (0x38)  
0x17 (0x37)  
0x16 (0x36)  
0x15 (0x35)  
0x14 (0x34)  
0x13 (0x33)  
0x12 (0x32)  
0x11 (0x31))  
0x10 (0x30)  
0x0F (0x2F)  
0x0E (0x2E)  
0x0D (0x2D)  
0x0C (0x2C)  
0x0B (0x2B)  
0x0A (0x2A)  
0x09 (0x29)  
0x08 (0x28)  
0x07 (0x27)  
0x06 (0x26)  
0x05 (0x25)  
0x04 (0x24)  
0x03 (0x23)  
0x02 (0x22)  
0x01 (0x21)  
0x00 (0x20)  
SREG  
SPH  
I
T
H
S
V
N
Z
C
Page 14  
Page 13  
Page 13  
Page 83  
Page 50  
Page 51  
Page 83  
Page 84  
Page 156  
Page 83  
Pages 36, 50, 66  
Page 44  
Page 82  
Page 83  
Page 31  
Page 79  
Page 106  
Page 108  
Page 110  
Page 110  
Page 110  
Page 110  
Page 110  
Page 110  
Page 151  
Page 31  
Page 111  
Page 111  
Page 114  
Page 109  
Page 44  
Page 51  
Page 20  
Page 21  
Page 21  
Page 23  
Page 66  
Page 66  
Page 67  
Page 67  
Page 67  
Page 67  
Page 22  
Page 23  
Page 23  
Page 52  
SP9  
SP1  
SP8  
SP0  
SPL  
SP7  
SP6  
SP5  
SP4  
SP3  
SP2  
Timer/Counter0 – Output Compare Register B  
OCR0B  
GIMSK  
GIFR  
PCIE0  
PCIF0  
INT0  
PCIE1  
PCIF1  
INTF0  
TIMSK0  
TIFR0  
OCIE0B  
OCF0B  
PGWRT  
OCIE0A  
OCF0A  
PGERS  
TOIE0  
TOV0  
SPMEN  
SPMCSR  
OCR0A  
MCUCR  
MCUSR  
TCCR0B  
TCNT0  
OSCCAL  
TCCR0A  
TCCR1A  
TCCR1B  
TCNT1H  
TCNT1L  
OCR1AH  
OCR1AL  
OCR1BH  
OCR1BL  
DWDR  
RSIG  
CTPB  
RFLB  
Timer/Counter0 – Output Compare Register A  
BODS  
PUD  
SE  
SM1  
SM0  
BODSE  
BORF  
CS02  
ISC01  
EXTRF  
CS01  
ISC00  
PORF  
CS00  
WDRF  
WGM02  
FOC0A  
FOC0B  
Timer/Counter0  
CAL7  
COM0A1  
COM1A1  
ICNC1  
CAL6  
COM0A0  
COM1A0  
ICES1  
CAL5  
COM0B1  
COM1B1  
CAL4  
CAL3  
CAL2  
CAL1  
WGM01  
WGM11  
CS11  
CAL0  
WGM00  
WGM10  
CS10  
COM0B0  
COM1B0  
WGM13  
WGM12  
CS12  
Timer/Counter1 – Counter Register High Byte  
Timer/Counter1 – Counter Register Low Byte  
Timer/Counter1 – Compare Register A High Byte  
Timer/Counter1 – Compare Register A Low Byte  
Timer/Counter1 – Compare Register B High Byte  
Timer/Counter1 – Compare Register B Low Byte  
DWDR[7:0]  
CLKPR  
ICR1H  
CLKPCE  
CLKPS3  
CLKPS2  
CLKPS1  
CLKPS0  
Timer/Counter1 - Input Capture Register High Byte  
Timer/Counter1 - Input Capture Register Low Byte  
ICR1L  
GTCCR  
TCCR1C  
WDTCSR  
PCMSK1  
EEARH  
EEARL  
EEDR  
TSM  
FOC1A  
WDIF  
FOC1B  
WDIE  
PSR10  
WDP3  
WDCE  
WDE  
PCINT11  
WDP2  
PCINT10  
WDP1  
PCINT9  
WDP0  
PCINT8  
EEAR8  
EEAR0  
EEAR7  
EEAR6  
EEAR5  
EEAR4  
EEAR3  
EEAR2  
EEAR1  
EEPROM Data Register  
EECR  
EEPM1  
EEPM0  
EERIE  
PORTA3  
DDA3  
EEMPE  
PORTA2  
DDA2  
EEPE  
PORTA1  
DDA1  
EERE  
PORTA0  
DDA0  
PORTA  
DDRA  
PORTA7  
PORTA6  
PORTA5  
PORTA4  
DDA7  
DDA6  
DDA5  
DDA4  
PINA  
PINA7  
PINA6  
PINA5  
PINA4  
PINA3  
PINA2  
PINA1  
PINA0  
PORTB  
DDRB  
PORTB3  
DDB3  
PORTB2  
DDB2  
PORTB1  
DDB1  
PORTB0  
DDB0  
PINB  
PINB3  
PINB2  
PINB1  
PINB0  
GPIOR2  
GPIOR1  
GPIOR0  
PCMSK0  
Reserved  
USIBR  
General Purpose I/O Register 2  
General Purpose I/O Register 1  
General Purpose I/O Register 0  
PCINT7  
PCINT6  
PCINT5  
PCINT4  
PCINT3  
PCINT2  
PCINT1  
PCINT0  
USI Buffer Register  
USI Data Register  
Page 127  
Page 126  
Page 125  
Page 123  
Page 111  
Page 112  
USIDR  
USISR  
USISIF  
USIOIF  
USIPF  
USIWM1  
ICIE1  
USIDC  
USICNT3  
USICNT2  
USICS0  
OCIE1B  
OCF1B  
USICNT1  
USICLK  
OCIE1A  
OCF1A  
USICNT0  
USITC  
TOIE1  
USICR  
USISIE  
USIOIE  
USIWM0  
USICS1  
TIMSK1  
TIFR1  
ICF1  
TOV1  
Reserved  
Reserved  
ACSR  
ACD  
REFS1  
ADEN  
ACBG  
REFS0  
ADSC  
ACO  
MUX5  
ADATE  
ACI  
MUX4  
ADIF  
ACIE  
MUX3  
ADIE  
ACIC  
MUX2  
ADPS2  
ACIS1  
MUX1  
ADPS1  
ACIS0  
MUX0  
ADPS0  
Page 129  
Page 144  
ADMUX  
ADCSRA  
ADCH  
Page 146  
ADC Data Register High Byte  
ADC Data Register Low Byte  
Page 148  
ADCL  
Page 148  
ADCSRB  
Reserved  
DIDR0  
BIN  
ACME  
ADLAR  
ADTS2  
ADTS1  
ADTS0  
Pages 130, 148  
ADC7D  
ADC6D  
ADC5D  
ADC4D  
ADC3D  
PRTIM1  
ADC2D  
PRTIM0  
ADC1D  
PRUSI  
ADC0D  
PRADC  
Pages 131, 149  
Page 37  
PRR  
7
8183FS–AVR–06/12  
Note:  
1. For compatibility with future devices, reserved bits should be written to zero if accessed. Reserved I/O memory addresses  
should never be written.  
2. I/O Registers within the address range 0x00 - 0x1F are directly bit-accessible using the SBI and CBI instructions. In these  
registers, the value of single bits can be checked by using the SBIS and SBIC instructions.  
3. Some of the Status Flags are cleared by writing a logical one to them. Note that, unlike most other AVRs, the CBI and SBI  
instructions will only operation the specified bit, and can therefore be used on registers containing such Status Flags. The  
CBI and SBI instructions work with registers 0x00 to 0x1F only.  
8
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
5. Instruction Set Summary  
Mnemonics  
Operands  
Description  
Operation  
Flags  
#Clocks  
ARITHMETIC AND LOGIC INSTRUCTIONS  
ADD  
ADC  
ADIW  
SUB  
SUBI  
SBC  
SBCI  
SBIW  
AND  
ANDI  
OR  
Rd, Rr  
Rd, Rr  
Rdl,K  
Rd, Rr  
Rd, K  
Rd, Rr  
Rd, K  
Rdl,K  
Rd, Rr  
Rd, K  
Rd, Rr  
Rd, K  
Rd, Rr  
Rd  
Add two Registers  
Rd Rd + Rr  
Z,C,N,V,H  
Z,C,N,V,H  
Z,C,N,V,S  
Z,C,N,V,H  
Z,C,N,V,H  
Z,C,N,V,H  
Z,C,N,V,H  
Z,C,N,V,S  
Z,N,V  
1
1
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Add with Carry two Registers  
Add Immediate to Word  
Subtract two Registers  
Subtract Constant from Register  
Subtract with Carry two Registers  
Subtract with Carry Constant from Reg.  
Subtract Immediate from Word  
Logical AND Registers  
Logical AND Register and Constant  
Logical OR Registers  
Rd Rd + Rr + C  
Rdh:Rdl Rdh:Rdl + K  
Rd Rd - Rr  
Rd Rd - K  
Rd Rd - Rr - C  
Rd Rd - K - C  
Rdh:Rdl Rdh:Rdl - K  
Rd Rd Rr  
Rd Rd K  
Z,N,V  
Rd Rd v Rr  
Z,N,V  
ORI  
Logical OR Register and Constant  
Exclusive OR Registers  
One’s Complement  
Rd Rd v K  
Z,N,V  
EOR  
COM  
NEG  
SBR  
CBR  
INC  
Rd Rd Rr  
Rd 0xFF Rd  
Rd 0x00 Rd  
Rd Rd v K  
Z,N,V  
Z,C,N,V  
Z,C,N,V,H  
Z,N,V  
Rd  
Two’s Complement  
Rd,K  
Rd,K  
Rd  
Set Bit(s) in Register  
Clear Bit(s) in Register  
Increment  
Rd Rd (0xFF - K)  
Rd Rd + 1  
Z,N,V  
Z,N,V  
DEC  
TST  
Rd  
Decrement  
Rd Rd 1  
Z,N,V  
Rd  
Test for Zero or Minus  
Clear Register  
Rd Rd Rd  
Rd Rd Rd  
Rd 0xFF  
Z,N,V  
CLR  
SER  
Rd  
Z,N,V  
Rd  
Set Register  
None  
BRANCH INSTRUCTIONS  
RJMP  
IJMP  
k
k
Relative Jump  
PC PC + k + 1  
None  
None  
None  
None  
None  
I
2
2
Indirect Jump to (Z)  
PC Z  
RCALL  
ICALL  
RET  
Relative Subroutine Call  
Indirect Call to (Z)  
PC PC + k + 1  
3
PC Z  
3
Subroutine Return  
PC STACK  
4
RETI  
Interrupt Return  
PC STACK  
4
CPSE  
CP  
Rd,Rr  
Compare, Skip if Equal  
Compare  
if (Rd = Rr) PC PC + 2 or 3  
Rd Rr  
None  
Z, N,V,C,H  
Z, N,V,C,H  
Z, N,V,C,H  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
1/2/3  
1
Rd,Rr  
CPC  
Rd,Rr  
Compare with Carry  
Rd Rr C  
1
CPI  
Rd,K  
Compare Register with Immediate  
Skip if Bit in Register Cleared  
Skip if Bit in Register is Set  
Skip if Bit in I/O Register Cleared  
Skip if Bit in I/O Register is Set  
Branch if Status Flag Set  
Branch if Status Flag Cleared  
Branch if Equal  
Rd K  
1
SBRC  
SBRS  
SBIC  
Rr, b  
if (Rr(b)=0) PC PC + 2 or 3  
if (Rr(b)=1) PC PC + 2 or 3  
if (P(b)=0) PC PC + 2 or 3  
if (P(b)=1) PC PC + 2 or 3  
if (SREG(s) = 1) then PCPC+k + 1  
if (SREG(s) = 0) then PCPC+k + 1  
if (Z = 1) then PC PC + k + 1  
if (Z = 0) then PC PC + k + 1  
if (C = 1) then PC PC + k + 1  
if (C = 0) then PC PC + k + 1  
if (C = 0) then PC PC + k + 1  
if (C = 1) then PC PC + k + 1  
if (N = 1) then PC PC + k + 1  
if (N = 0) then PC PC + k + 1  
if (N V= 0) then PC PC + k + 1  
if (N V= 1) then PC PC + k + 1  
if (H = 1) then PC PC + k + 1  
if (H = 0) then PC PC + k + 1  
if (T = 1) then PC PC + k + 1  
if (T = 0) then PC PC + k + 1  
if (V = 1) then PC PC + k + 1  
if (V = 0) then PC PC + k + 1  
if ( I = 1) then PC PC + k + 1  
if ( I = 0) then PC PC + k + 1  
1/2/3  
1/2/3  
1/2/3  
1/2/3  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
1/2  
Rr, b  
P, b  
P, b  
s, k  
s, k  
k
SBIS  
BRBS  
BRBC  
BREQ  
BRNE  
BRCS  
BRCC  
BRSH  
BRLO  
BRMI  
BRPL  
BRGE  
BRLT  
BRHS  
BRHC  
BRTS  
BRTC  
BRVS  
BRVC  
BRIE  
BRID  
k
Branch if Not Equal  
k
Branch if Carry Set  
k
Branch if Carry Cleared  
Branch if Same or Higher  
Branch if Lower  
k
k
k
Branch if Minus  
k
Branch if Plus  
k
Branch if Greater or Equal, Signed  
Branch if Less Than Zero, Signed  
Branch if Half Carry Flag Set  
Branch if Half Carry Flag Cleared  
Branch if T Flag Set  
k
k
k
k
k
Branch if T Flag Cleared  
Branch if Overflow Flag is Set  
Branch if Overflow Flag is Cleared  
Branch if Interrupt Enabled  
Branch if Interrupt Disabled  
k
k
k
k
BIT AND BIT-TEST INSTRUCTIONS  
SBI  
P,b  
P,b  
Rd  
Rd  
Rd  
Set Bit in I/O Register  
Clear Bit in I/O Register  
Logical Shift Left  
I/O(P,b) 1  
None  
2
2
1
1
1
CBI  
LSL  
LSR  
ROL  
I/O(P,b) 0  
None  
Rd(n+1) Rd(n), Rd(0) 0  
Rd(n) Rd(n+1), Rd(7) 0  
Rd(0)C,Rd(n+1)Rd(n),CRd(7)  
Z,C,N,V  
Z,C,N,V  
Z,C,N,V  
Logical Shift Right  
Rotate Left Through Carry  
9
8183FS–AVR–06/12  
Mnemonics  
Operands  
Description  
Operation  
Flags  
#Clocks  
ROR  
Rd  
Rotate Right Through Carry  
Rd(7)C,Rd(n)Rd(n+1),CRd(0)  
Z,C,N,V  
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
ASR  
SWAP  
BSET  
BCLR  
BST  
BLD  
SEC  
CLC  
SEN  
CLN  
SEZ  
CLZ  
SEI  
Rd  
Rd  
s
Arithmetic Shift Right  
Swap Nibbles  
Rd(n) Rd(n+1), n=0..6  
Z,C,N,V  
Rd(3..0)Rd(7..4),Rd(7..4)Rd(3..0)  
None  
Flag Set  
SREG(s) 1  
SREG(s) 0  
T Rr(b)  
Rd(b) T  
C 1  
SREG(s)  
s
Flag Clear  
SREG(s)  
Rr, b  
Rd, b  
Bit Store from Register to T  
Bit load from T to Register  
Set Carry  
T
None  
C
C
N
N
Z
Clear Carry  
C 0  
Set Negative Flag  
N 1  
Clear Negative Flag  
Set Zero Flag  
N 0  
Z 1  
Clear Zero Flag  
Z 0  
Z
Global Interrupt Enable  
Global Interrupt Disable  
Set Signed Test Flag  
Clear Signed Test Flag  
Set Twos Complement Overflow.  
Clear Twos Complement Overflow  
Set T in SREG  
I 1  
I
CLI  
I 0  
I
SES  
CLS  
SEV  
CLV  
SET  
CLT  
SEH  
CLH  
S 1  
S
S
V
V
T
S 0  
V 1  
V 0  
T 1  
Clear T in SREG  
T 0  
T
Set Half Carry Flag in SREG  
Clear Half Carry Flag in SREG  
H 1  
H
H
H 0  
DATA TRANSFER INSTRUCTIONS  
MOV  
MOVW  
LDI  
LD  
Rd, Rr  
Rd, Rr  
Rd, K  
Move Between Registers  
Copy Register Word  
Rd Rr  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
None  
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
Rd+1:Rd Rr+1:Rr  
Load Immediate  
Rd K  
Rd, X  
Load Indirect  
Rd (X)  
LD  
Rd, X+  
Rd, - X  
Rd, Y  
Load Indirect and Post-Inc.  
Load Indirect and Pre-Dec.  
Load Indirect  
Rd (X), X X + 1  
X X - 1, Rd (X)  
Rd (Y)  
LD  
LD  
LD  
Rd, Y+  
Rd, - Y  
Rd,Y+q  
Rd, Z  
Load Indirect and Post-Inc.  
Load Indirect and Pre-Dec.  
Load Indirect with Displacement  
Load Indirect  
Rd (Y), Y Y + 1  
Y Y - 1, Rd (Y)  
Rd (Y + q)  
Rd (Z)  
LD  
LDD  
LD  
LD  
Rd, Z+  
Rd, -Z  
Rd, Z+q  
Rd, k  
Load Indirect and Post-Inc.  
Load Indirect and Pre-Dec.  
Load Indirect with Displacement  
Load Direct from SRAM  
Store Indirect  
Rd (Z), Z Z+1  
Z Z - 1, Rd (Z)  
Rd (Z + q)  
Rd (k)  
LD  
LDD  
LDS  
ST  
X, Rr  
(X) Rr  
ST  
X+, Rr  
- X, Rr  
Y, Rr  
Store Indirect and Post-Inc.  
Store Indirect and Pre-Dec.  
Store Indirect  
(X) Rr, X X + 1  
X X - 1, (X) Rr  
(Y) Rr  
ST  
ST  
ST  
Y+, Rr  
- Y, Rr  
Y+q,Rr  
Z, Rr  
Store Indirect and Post-Inc.  
Store Indirect and Pre-Dec.  
Store Indirect with Displacement  
Store Indirect  
(Y) Rr, Y Y + 1  
Y Y - 1, (Y) Rr  
(Y + q) Rr  
ST  
STD  
ST  
(Z) Rr  
ST  
Z+, Rr  
-Z, Rr  
Z+q,Rr  
k, Rr  
Store Indirect and Post-Inc.  
Store Indirect and Pre-Dec.  
Store Indirect with Displacement  
Store Direct to SRAM  
Load Program Memory  
Load Program Memory  
Load Program Memory and Post-Inc  
Store Program Memory  
In Port  
(Z) Rr, Z Z + 1  
Z Z - 1, (Z) Rr  
(Z + q) Rr  
ST  
STD  
STS  
LPM  
LPM  
LPM  
SPM  
IN  
(k) Rr  
R0 (Z)  
Rd, Z  
Rd (Z)  
Rd, Z+  
Rd (Z), Z Z+1  
(z) R1:R0  
Rd, P  
P, Rr  
Rr  
Rd P  
1
1
2
2
OUT  
PUSH  
POP  
Out Port  
P Rr  
Push Register on Stack  
Pop Register from Stack  
STACK Rr  
Rd STACK  
Rd  
MCU CONTROL INSTRUCTIONS  
NOP  
No Operation  
Sleep  
None  
None  
None  
None  
1
1
SLEEP  
WDR  
(see specific descr. for Sleep function)  
(see specific descr. for WDR/Timer)  
For On-chip Debug Only  
Watchdog Reset  
Break  
1
BREAK  
N/A  
10  
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
6. Ordering Information  
6.1  
ATtiny24A  
Speed (MHz) (1)  
Supply Voltage (V)  
Temperature Range  
Package (2)  
Ordering Code (3)  
ATtiny24A-SSU  
14S1  
14P3  
ATtiny24A-SSUR  
ATtiny24A-PU  
ATtiny24A-CCU  
ATtiny24A-CCUR  
ATtiny24A-MU  
15CC1  
Industrial  
(-40°C to +85°C) (5)  
20M1  
20M2  
14S1  
14S1  
20M1  
20M2  
ATtiny24A-MUR  
ATtiny24A-MMH (4)  
ATtiny24A-MMHR (4)  
ATtiny24A-SSN  
ATtiny24A-SSNR  
ATtiny24A-SSF  
ATtiny24A-SSFR  
ATtiny24A-MF  
20  
1.8 – 5.5V  
Industrial  
(-40°C to +105°C) (6)  
Industrial  
(-40°C to +125°C) (7)  
ATtiny24A-MFR  
ATtiny24A-MM8  
ATtiny24A-MM8R  
Notes: 1. For speed vs. supply voltage, see section 20.3 “Speed” on page 174.  
2. All packages are Pb-free, halide-free and fully green and they comply with the European directive for Restriction of Hazard-  
ous Substances (RoHS)  
3. Code indicators:  
– H: NiPdAu lead finish  
F, N, U: matte tin  
– R: tape & reel  
4. Topside marking for ATtiny24A: T24 / Axx / manufacturing data  
5. Also supplied in wafer form. Contact your local Atmel sales office for ordering information and minimum quantities.  
6. For typical and electrical characteristics, see “Appendix A – ATtiny24A/44A Specification at 105°C”.  
7. For typical and electrical characteristics, see “Appendix B – ATtiny24A/44A/84A Specification at 125°C”.  
Package Type  
14S1  
14P3  
15CC1  
20M1  
20M2  
14-lead, 0.150" Wide Body, Plastic Gull Wing Small Outline Package (SOIC)  
14-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)  
15-ball (4 x 4 Array), 0.65 mm Pitch, 3.0 x 3.0 x 0.6 mm, Ultra Thin, Fine-Pitch Ball Grid Array Package (UFBGA)  
20-pad, 4 x 4 x 0.8 mm Body, Quad Flat No Lead / Micro Lead Frame Package (QFN/MLF)  
20-pad, 3 x 3 x 0.85 mm Body, Very Thin Quad Flat No Lead Package (VQFN)  
11  
8183FS–AVR–06/12  
6.2  
ATtiny44A  
Speed (MHz) (1)  
Supply Voltage (V)  
Temperature Range  
Package (2)  
14S1  
Ordering Code (3)  
ATtiny44A-SSU  
ATtiny44A-SSUR  
ATtiny44A-PU  
14P3  
ATtiny44A-CCU  
ATtiny44A-CCUR  
ATtiny44A-MU  
15CC1  
Industrial  
(-40°C to +85°C) (5)  
20M1  
20M2  
14S1  
14S1  
20M1  
ATtiny44A-MUR  
ATtiny44A-MMH (4)  
ATtiny44A-MMHR (4)  
ATtiny44A-SSN  
ATtiny44A-SSNR  
ATtiny44A-SSF  
ATtiny44A-SSFR  
ATtiny44A-MF  
20  
1.8 – 5.5V  
Industrial  
(-40°C to +105°C) (6)  
Industrial  
(-40°C to +125°C) (7)  
ATtiny44A-MFR  
Notes: 1. For speed vs. supply voltage, see section 20.3 “Speed” on page 174.  
2. All packages are Pb-free, halide-free and fully green and they comply with the European directive for Restriction of Hazard-  
ous Substances (RoHS).  
3. Code indicators:  
– H: NiPdAu lead finish  
F, N, U: matte tin  
– R: tape & reel  
4. Topside marking for ATtiny44A:  
– 1st Line: T44  
– 2nd Line: Axx  
– 3rd Line: manufacturing data  
5. These devices can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering informa-  
tion and minimum quantities.  
6. For typical and electrical characteristics, see “Appendix A – ATtiny24A/44A Specification at 105°C”.  
7. For typical and electrical characteristics, see “Appendix B – ATtiny24A/44A/84A Specification at 125°C”.  
Package Type  
14S1  
14P3  
15CC1  
20M1  
20M2  
14-lead, 0.150" Wide Body, Plastic Gull Wing Small Outline Package (SOIC)  
14-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)  
15-ball (4 x 4 Array), 0.65 mm Pitch, 3.0 x 3.0 x 0.6 mm, Ultra Thin, Fine-Pitch Ball Grid Array Package (UFBGA)  
20-pad, 4 x 4 x 0.8 mm Body, Quad Flat No Lead / Micro Lead Frame Package (QFN/MLF)  
20-pad, 3 x 3 x 0.85 mm Body, Very Thin Quad Flat No Lead Package (VQFN)  
12  
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
6.3  
ATtiny84A  
Speed (MHz) (1)  
Supply Voltage (V)  
Temperature Range  
Package (2)  
Ordering Code (3)  
ATtiny84A-SSU  
14S1  
14P3  
ATtiny84A-SSUR  
ATtiny84A-PU  
ATtiny84A-CCU  
ATtiny84A-CCUR  
ATtiny84A-MU  
15CC1  
Industrial  
(-40°C to +85°C) (5)  
20  
1.8 – 5.5V  
20M1  
20M2  
14S1  
ATtiny84A-MUR  
ATtiny84A-MMH (4)  
ATtiny84A-MMHR (4)  
ATtiny84A-SSF  
ATtiny84A-SSFR  
Industrial  
(-40°C to +125°C) (7)  
Notes: 1. For speed vs. supply voltage, see section 20.3 “Speed” on page 174.  
2. All packages are Pb-free, halide-free and fully green and they comply with the European directive for Restriction of Hazard-  
ous Substances (RoHS).  
3. Code indicators:  
– H: NiPdAu lead finish  
F, N, U: matte tin  
– R: tape & reel  
4. Topside marking for ATtiny84A:  
– 1st Line: T84  
– 2nd Line: Axx  
– 3rd Line: manufacturing data  
5. These devices can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering informa-  
tion and minimum quantities.  
6. For typical and electrical characteristics, see “Appendix A – ATtiny24A/44A Specification at 105°C”.  
7. For typical and electrical characteristics, see “Appendix B – ATtiny24A/44A/84A Specification at 125°C”.  
Package Type  
14S1  
14P3  
15CC1  
20M1  
20M2  
14-lead, 0.150" Wide Body, Plastic Gull Wing Small Outline Package (SOIC)  
14-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)  
15-ball (4 x 4 Array), 0.65 mm Pitch, 3.0 x 3.0 x 0.6 mm, Ultra Thin, Fine-Pitch Ball Grid Array Package (UFBGA)  
20-pad, 4 x 4 x 0.8 mm Body, Quad Flat No Lead / Micro Lead Frame Package (QFN/MLF)  
20-pad, 3 x 3 x 0.85 mm Body, Very Thin Quad Flat No Lead Package (VQFN)  
13  
8183FS–AVR–06/12  
7. Packaging Information  
7.1  
14S1  
1
E
H
E
N
L
Top View  
End View  
COMMON DIMENSIONS  
(Unit of Measure = mm/inches)  
e
b
MIN  
MAX  
NOM  
NOTE  
SYMBOL  
A
A1  
b
1.35/0.0532  
0.1/.0040  
1.75/0.0688  
0.25/0.0098  
0.5/0.02005  
8.74/0.3444  
3.99/0.1574  
6.19/0.2440  
1.27/0.0500  
A1  
A
0.33/0.0130  
8.55/0.3367  
3.8/0.1497  
5.8/0.2284  
0.41/0.0160  
D
E
H
L
2
D
3
Side View  
4
e
1.27/0.050 BSC  
Notes:  
1. This drawing is for general information only; refer to JEDEC Drawing MS-012, Variation AB for additional information.  
2. Dimension D does not include mold Flash, protrusions or gate burrs. Mold Flash, protrusion and gate burrs shall not  
exceed 0.15 mm (0.006") per side.  
3. Dimension E does not include inter-lead Flash or protrusion. Inter-lead flash and protrusions shall not exceed 0.25 mm  
(0.010") per side.  
4. L is the length of the terminal for soldering to a substrate.  
5. The lead width B, as measured 0.36 mm (0.014") or greater above the seating plane, shall not exceed a maximum value  
of 0.61 mm (0.024") per side.  
2/5/02  
TITLE  
DRAWING NO.  
REV.  
2325 Orchard Parkway  
San Jose, CA 95131  
14S1, 14-lead, 0.150" Wide Body, Plastic Gull  
Wing Small Outline Package (SOIC)  
14S1  
A
R
14  
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
7.2  
14P3  
D
PIN  
1
E1  
A
SEATING PLANE  
A1  
L
B
B1  
e
E
COMMON DIMENSIONS  
(Unit of Measure = mm)  
C
MIN  
MAX  
5.334  
NOM  
NOTE  
SYMBOL  
eC  
A
eB  
A1  
D
0.381  
18.669  
7.620  
6.096  
0.356  
1.143  
2.921  
0.203  
19.685 Note 2  
8.255  
E
E1  
B
7.112 Note 2  
0.559  
B1  
L
1.778  
Notes: 1. This package conforms to JEDEC reference MS-001, Variation AA.  
2. Dimensions D and E1 do not include mold Flash or Protrusion.  
Mold Flash or Protrusion shall not exceed 0.25 mm (0.010").  
3.810  
C
0.356  
eB  
eC  
e
10.922  
0.000  
1.524  
2.540 TYP  
2010-10-20  
DRAWING NO. REV.  
14P3  
TITLE  
2325 Orchard Parkway  
San Jose, CA 95131  
14P3, 14-lead (0.300"/7.62 mm Wide) Plastic Dual  
Inline Package (PDIP)  
B
R
15  
8183FS–AVR–06/12  
7.3  
15CC1  
1
2
3
4
0.08  
A
Pin#1 ID  
B
C
D
SIDE VIEW  
D
b1  
A1  
E
A
A2  
TOP VIEW  
E1  
15-Øb  
e
D
C
B
A
e
COMMON DIMENSIONS  
(Unit of Measure = mm)  
D1  
SYMBOL  
MIN  
NOM  
MAX  
0.60  
NOTE  
A
A1  
A2  
b
0.12  
0.38 REF  
1
2
3
4
0.25  
0.25  
2.90  
0.30  
0.35  
1
2
A1 BALL CORNER  
b1  
D
OM VIEW  
BOTT  
3.00  
3.10  
D1  
E
1.95 BSC  
3.00  
2.90  
3.10  
E1  
e
1.95 BSC  
0.65 BSC  
Note1: Dimensionbis measured at the maximum ball dia. in a plane parallel  
to the seating plane.  
Note2: Dimension “b1” is the solderable surface defined by the opening of the  
solder resist layer.  
07/06/10  
GPC  
CBC  
DRAWING NO.  
TITLE  
REV.  
15CC1, 15-ball (4 x 4 Array), 3.0 x 3.0 x 0.6 mm  
package, ball pitch 0.65 mm,  
Ultra thin, Fine-Pitch Ball Grid Array Package (UFBGA)  
Package Drawing Contact:  
packagedrawings@atmel.com  
15CC1  
C
R
16  
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
7.4  
20M1  
D
1
2
Pin 1 ID  
SIDE VIEW  
E
3
TOP VIEW  
A2  
A1  
D2  
A
0.08  
C
1
2
3
Pin #1  
Notch  
(0.20 R)  
COMMON DIMENSIONS  
(Unit of Measure = mm)  
E2  
MIN  
0.70  
MAX  
0.80  
0.05  
b
NOM  
0.75  
NOTE  
SYMBOL  
A
A1  
A2  
b
0.01  
L
0.20 REF  
0.23  
0.18  
2.45  
2.45  
0.35  
0.30  
2.75  
2.75  
0.55  
e
D
4.00 BSC  
2.60  
D2  
E
BOTTOM VIEW  
4.00 BSC  
2.60  
E2  
e
0.50 BSC  
0.40  
Reference JEDEC Standard MO-220, Fig. 1 (SAW Singulation) WGGD-5.  
Note:  
L
10/27/04  
DRAWING NO. REV.  
20M1  
TITLE  
2325 Orchard Parkway  
San Jose, CA 95131  
20M1, 20-pad, 4 x 4 x 0.8 mm Body, Lead Pitch 0.50 mm,  
B
R
2.6 mm Exposed Pad, Micro Lead Frame Package (MLF)  
17  
8183FS–AVR–06/12  
7.5  
20M2  
D
C
y
Pin 1 ID  
E
SIDE VIEW  
TOP VIEW  
A1  
A
D2  
16  
17  
18  
19  
20  
COMMON DIMENSIONS  
(Unit of Measure = mm)  
C0.18 (8X)  
MIN  
0.75  
0.00  
0.17  
MAX  
0.85  
0.05  
0.27  
NOM  
0.80  
0.02  
0.22  
0.152  
3.00  
1.55  
3.00  
1.55  
0.45  
0.40  
NOTE  
SYMBOL  
15  
14  
13  
12  
11  
1
2
3
4
5
A
Pin #1 Chamfer  
(C 0.3)  
A1  
b
e
E2  
C
D
D2  
E
2.90  
1.40  
2.90  
1.40  
3.10  
1.70  
3.10  
1.70  
E2  
e
b
10  
9
8
7
6
L
0.35  
0.20  
0.00  
0.45  
0.3 Ref (4x)  
K
L
K
BOTTOM VIEW  
y
0.08  
10/24/08  
GPC  
DRAWING NO.  
TITLE  
REV.  
20M2, 20-pad,3 x 3 x 0.85 mm Body, Lead Pitch 0.45 mm,  
1.55 x 1.55 mm Exposed Pad, Thermally Enhanced  
Plastic Very Thin Quad Flat No Lead Package (VQFN)  
Package Drawing Contact:  
packagedrawings@atmel.com  
ZFC  
20M2  
B
18  
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
8. Errata  
The revision letters in this section refer to the revision of the corresponding ATtiny24A/44A/84A  
device.  
8.1  
ATtiny24A  
8.1.1  
Rev. H  
Rev. G  
Rev. F  
No known errata.  
Not sampled.  
Not sampled.  
8.1.2  
8.1.3  
8.2  
ATtiny44A  
8.2.1  
Rev. G  
No known errata. Yield improvement.  
No known errata.  
8.2.2  
8.2.3  
Rev. F  
Rev. E  
Not sampled.  
8.3  
ATtiny84A  
8.3.1  
Rev. C  
No known errata.  
19  
8183FS–AVR–06/12  
9. Datasheet Revision History  
9.1  
Rev. 8183F – 06/12  
Rev. 8183E – 01/12  
Rev. 8183D – 04/11  
1. Updated:  
Table 16-1 on page 138  
Figure 16-7 on page 137  
“Ordering Information” on page 11  
9.2  
1. Updated:  
– Production status for ATtiny24A and ATtiny84A  
“Start Condition Detector” on page 122  
“Ordering Information” on page 11, 12, and 13  
9.3  
9.4  
1. Added errata for ATtiny44A rev. G in Section 8. “Errata” on page 19  
Rev. 8183C – 03/11  
1. Added:  
– ATtiny84A, including typical characteristics plots  
Section 3.3 “Capacitive Touch Sensing” on page 6  
Table 6-8, “Capacitance of Low-Frequency Crystal Oscillator,” on page 28  
– Analog Comparator Offset plots for ATtiny24A (Figure 21.2.10 on page 208) and  
ATtiny44A (Figure 21.3.11 on page 236)  
– Extended temperature part numbers in Section 6. “Ordering Information” on page 11  
2. Updated:  
– Bit syntax throughout the datasheet, e.g. from CS02:0 to CS0[2:0]  
Section 6.4 “Clock Output Buffer” on page 30, changed CLKO to CKOUT  
Table 16-4, “Single-Ended Input channel Selections,” on page 145, added note for  
Internal 1.1V Reference  
Table 19-16, “High-voltage Serial Programming Instruction Set for  
ATtiny24A/44A/84A,” on page 170, adjusted notes  
Table 20-1, “DC Characteristics. TA = -40°C to +85°C,” on page 173, adjusted notes  
9.5  
Rev. 8183B – 03/10  
1. Updated template.  
2. Added UFBGA package (15CC1) in: “Features” on page 1, “Pin Configurations” on  
page 2, Section 6. “Ordering Information” on page 11, and Section 7.3 “15CC1” on  
page 16.  
3. Separated typical characteristic plots, added Section 21.2 “ATtiny24A” on page 183.  
4. Updated sections:  
Section 14.5.4 “USIBR – USI Buffer Register” on page 127, header updated  
20  
ATtiny24A/44A/84A  
8183FS–AVR–06/12  
ATtiny24A/44A/84A  
Section 6. “Ordering Information” on page 11, added tape & reel and topside  
marking, updated notes  
5. Updated Figures:  
Figure 4-1 “Block Diagram of the AVR Architecture” on page 7  
Figure 8-1 “Reset Logic” on page 38  
Figure 14-1 “Universal Serial Interface, Block Diagram” on page 116, USIDB ->  
USIBR  
Figure 19-5 “High-voltage Serial Programming Waveforms” on page 169  
6. Updated Tables:  
Table 19-11, “Minimum Wait Delay Before Writing the Next Flash or EEPROM  
Location,” on page 164, updated value for tWD_ERASE  
9.6  
Rev. 8183A – 12/08  
1. Initial revision. Created from document 8006H.  
2. Updated "Ordering Information" on page 19 and page 19. Pb-plated packages are no  
longer offered and there are no separate ordering codes for commercial operation  
range, the only available option now is industrial. Also, updated some order codes to  
reflect changes in leadframe composition and added VQFN package option.  
3. Updated data sheet template.  
4. Removed all references to 8K device.  
5. Updated characteristic plots of section “Typical Characteristics”, starting on page 182.  
6. Added characteristic plots:  
“Bandgap Voltage vs. Supply Voltage” on page 233  
“Bandgap Voltage vs. Temperature” on page 233  
7. Updated sections:  
“Features” on page 1  
“Power Reduction Register” on page 35  
“Analog Comparator” on page 128  
“Features” on page 132  
“Operation” on page 133  
“Starting a Conversion” on page 134  
“ADC Voltage Reference” on page 139  
“Speed” on page 174  
8. Updated Figures:  
“Program Memory Map” on page 15  
“Data Memory Map” on page 16  
9. Update Tables:  
“Device Signature Bytes” on page 161  
“DC Characteristics. TA = -40°C to +85°C” on page 173  
“Additional Current Consumption for the different I/O modules (absolute values)” on  
page 182  
“Additional Current Consumption (percentage) in Active and Idle mode” on page 183  
21  
8183FS–AVR–06/12  
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International  
Atmel Corporation  
2325 Orchard Parkway  
San Jose, CA 95131  
USA  
Tel: (+1)(408) 441-0311  
Fax: (+1)(408) 487-2600  
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8183FS–AVR–06/12  

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