AT93C56 [ATMEL]

3-wire Serial EEPROMs; 3线串行EEPROM
AT93C56
型号: AT93C56
厂家: ATMEL    ATMEL
描述:

3-wire Serial EEPROMs
3线串行EEPROM

可编程只读存储器 电动程控只读存储器 电可擦编程只读存储器
文件: 总15页 (文件大小:233K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
Features  
Low-voltage and Standard-voltage Operation  
– 5.0 (VCC = 4.5V to 5.5V)  
– 2.7 (VCC = 2.7V to 5.5V)  
– 2.5 (VCC = 2.5V to 5.5V)  
– 1.8 (VCC = 1.8V to 5.5V)  
User-selectable Internal Organization  
1K: 128 x 8 or 64 x 16  
2K: 256 x 8 or 128 x 16  
4K: 512 x 8 or 256 x 16  
3-wire Serial Interface  
2 MHz Clock Rate (5V)  
Self-timed Write Cycle (10 ms max)  
High Reliability  
Endurance: 1 Million Write Cycles  
Data Retention: 100 Years  
Automotive Grade and Extended Temperature Devices Available  
8-lead PDIP, 8-lead JEDEC and EIAJ SOIC, and 8-lead TSSOP Packages  
3-wire Serial  
EEPROMs  
1K (128 x 8 or 64 x 16)  
2K (256 x 8 or 128 x 16)  
4K (512 x 8 or 256 x 16)  
Description  
The AT93C46/56/66 provides 1024/2048/4096 bits of serial electrically erasable pro-  
grammable read only memory (EEPROM) organized as 64/128/256 words of 16 bits  
each, when the ORG pin is connected to VCC and 128/256/512 words of 8 bits each  
when it is tied to ground. The device is optimized for use in many industrial and com-  
mercial applications where low power and low voltage operations are essential. The  
AT93C46/56/66 is available in space-saving 8-lead PDIP and 8-lead JEDEC and EIAJ  
AT93C46  
AT93C56  
AT93C66  
(continued)  
SOIC packages.  
Pin Configurations  
8-lead PDIP  
Pin Name  
Function  
CS  
Chip Select  
CS  
SK  
DI  
1
8
7
6
5
VCC  
DC  
SK  
Serial Data Clock  
Serial Data Input  
Serial Data Output  
Ground  
2
3
4
ORG  
GND  
DI  
DO  
DO  
GND  
VCC  
ORG  
DC  
Power Supply  
Internal Organization  
Dont Connect  
8-lead SOIC  
CS  
1
8
7
6
5
VCC  
DC  
SK  
DI  
2
3
4
ORG  
GND  
DO  
8-lead SOIC  
Rotated (R)  
(1K JEDEC Only)  
8-lead TSSOP  
DC  
VCC  
CS  
1
2
3
4
8
7
6
5
ORG  
GND  
DO  
CS  
1
2
3
4
8
7
6
5
VCC  
DC  
SK  
DI  
ORG  
GND  
SK  
DI  
DO  
Rev. 0172O08/01  
The AT93C46/56/66 is enabled through the Chip Select pin (CS), and accessed via a  
3-wire serial interface consisting of Data Input (DI), Data Output (DO), and Shift Clock  
(SK). Upon receiving a READ instruction at DI, the address is decoded and the data is  
clocked out serially on the data output pin DO. The WRITE cycle is completely self-  
timed and no separate ERASE cycle is required before WRITE. The WRITE cycle is  
only enabled when the part is in the ERASE/WRITE ENABLE state. When CS is brought  
highfollowing the initiation of a WRITE cycle, the DO pin outputs the READY/BUSY  
status of the part.  
The AT93C46 is available in 4.5V to 5.5V, 2.7V to 5.5V, 2.5V to 5.5V, and 1.8V to 5.5V  
versions. The AT93C56/66 is available in 4.5V to 5.5V, 2.7V to 5.5V, and 2.5V to 5.5V  
versions.  
Absolute Maximum Ratings*  
Operating Temperature.................................. -55°C to +125°C  
*NOTICE:  
Stresses beyond those listed under Absolute  
Maximum Ratingsmay cause permanent dam-  
age to the device. This is a stress rating only and  
functional operation of the device at these or any  
other conditions beyond those indicated in the  
operational sections of this specification is not  
implied. Exposure to absolute maximum rating  
conditions for extended periods may affect  
device reliability  
Storage Temperature..................................... -65°C to +150°C  
Voltage on Any Pin  
with Respect to Ground .....................................-1.0V to +7.0V  
Maximum Operating Voltage .......................................... 6.25V  
DC Output Current........................................................ 5.0 mA  
Block Diagram  
Notes: 1. When the ORG pin is connected to VCC, the x 16 organization is selected. When it is connected to ground, the x 8 orga-  
nization is selected. If the ORG pin is left unconnected and the application does not load the input beyond the capability of  
the internal 1 Meg ohm pullup, then the x 16 organization is selected. The feature is not available on the 1.8V devices.  
2. For the AT93C46, if x 16 organization is the mode of choice and Pin 6 (ORG) is left unconnected, Atmel recommends  
using the AT93C46A device. For more details, see the AT93C46A datasheet.  
2
AT93C46/56/66  
0172O08/01  
AT93C46/56/66  
Pin Capacitance(1)  
Applicable over recommended operating range from TA = 25°C, f = 1.0 MHz, VCC = +5.0V (unless otherwise noted).  
Symbol  
COUT  
CIN  
Test Conditions  
Max  
5
Units  
pF  
Conditions  
VOUT = 0V  
VIN = 0V  
Output Capacitance (DO)  
Input Capacitance (CS, SK, DI)  
5
pF  
Note:  
1. This parameter is characterized and is not 100% tested.  
DC Characteristics  
Applicable over recommended operating range from: TAI = -40°C to +85°C, VCC = +1.8V to +5.5V,  
TAC = 0°C to +70°C, VCC = +1.8V to +5.5V (unless otherwise noted).  
Symbol  
VCC1  
Parameter  
Test Condition  
Min  
1.8  
2.5  
2.7  
4.5  
Typ  
Max  
5.5  
5.5  
5.5  
5.5  
2.0  
2.0  
0.1  
10.0  
10.0  
30  
Unit  
V
Supply Voltage  
Supply Voltage  
Supply Voltage  
Supply Voltage  
VCC2  
V
VCC3  
V
VCC4  
V
READ at 1.0 MHz  
WRITE at 1.0 MHz  
CS = 0V  
0.5  
0.5  
0
mA  
mA  
µA  
µA  
µA  
µA  
µA  
µA  
ICC  
Supply Current  
VCC = 5.0V  
ISB1  
ISB2  
ISB3  
ISB4  
IIL  
Standby Current  
Standby Current  
Standby Current  
Standby Current  
Input Leakage  
VCC = 1.8V  
VCC = 2.5V  
CS = 0V  
6.0  
6.0  
17  
VCC = 2.7V  
CS = 0V  
VCC = 5.0V  
CS = 0V  
VIN = 0V to VCC  
VIN = 0V to VCC  
0.1  
0.1  
1.0  
1.0  
IOL  
Output Leakage  
(1)  
VIL1  
Input Low Voltage  
Input High Voltage  
-0.6  
2.0  
0.8  
CC + 1  
4.5V VCC 5.5V  
1.8V VCC 2.7V  
V
V
(1)  
VIH1  
V
(1)  
VIL2  
Input Low Voltage  
Input High Voltage  
-0.6  
VCC x 0.7  
VCC x 0.3  
VCC + 1  
(1)  
VIH2  
I
I
OL = 2.1 mA  
OH = -0.4 mA  
0.4  
V
V
V
V
VOL1  
VOH1  
Output Low Voltage  
Output High Voltage  
4.5V VCC 5.5V  
1.8V VCC 2.7V  
2.4  
IOL = 0.15 mA  
IOH = -100 µA  
0.2  
VOL2  
VOH2  
Output Low Voltage  
Output High Voltage  
VCC - 0.2  
Note:  
1. VIL min and VIH max are reference only and are not tested.  
3
0172O08/01  
AC Characteristics  
Applicable over recommended operating range from TA = -40°C to + 85°C, VCC = As Specified,  
CL = 1 TTL Gate and 100 pF (unless otherwise noted).  
Symbol  
Parameter  
Test Condition  
Min  
Typ  
Max  
Units  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
0
0
0
0
2
1
0.5  
0.25  
SK Clock  
Frequency  
fSK  
MHz  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
250  
250  
500  
tSKH  
tSKL  
tCS  
SK High Time  
SK Low Time  
ns  
ns  
ns  
ns  
1000  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
250  
250  
500  
1000  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
250  
250  
500  
Minimum CS  
Low Time  
1000  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
50  
50  
100  
200  
tCSS  
CS Setup Time  
Relative to SK  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
100  
100  
200  
400  
tDIS  
tCSH  
tDIH  
DI Setup Time  
CS Hold Time  
DI Hold Time  
Relative to SK  
Relative to SK  
Relative to SK  
ns  
ns  
ns  
0
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
100  
100  
200  
400  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
250  
250  
500  
tPD1  
tPD0  
tSV  
Output Delay to 1’  
Output Delay to 0’  
CS to Status Valid  
AC Test  
AC Test  
AC Test  
ns  
ns  
ns  
ns  
1000  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
250  
250  
500  
1000  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
250  
250  
500  
1000  
4.5V VCC 5.5V  
2.7V VCC 5.5V  
2.5V VCC 5.5V  
1.8V VCC 5.5V  
100  
100  
200  
400  
CS to DO in High  
Impedance  
AC Test  
CS = VIL  
tDF  
10  
ms  
ms  
tWP  
Write Cycle Time  
4.5V VCC 5.5V  
3
Endurance(1)  
5.0V, 25°C, Page Mode  
1M  
Write Cycles  
Note:  
1. This parameter is characterized and is not 100% tested.  
4
AT93C46/56/66  
0172O08/01  
AT93C46/56/66  
Instruction Set for the AT93C46  
Address  
Data  
Op  
Instruction  
SB  
Code  
x 8  
x 16  
x 8  
x 16  
Comments  
READ  
1
10  
00  
A6 - A0  
A5 - A0  
Reads data stored in memory, at  
specified address.  
EWEN  
1
11XXXXX  
11XXXX  
Write enable must precede all  
programming modes.  
ERASE  
WRITE  
ERAL  
1
1
1
11  
01  
00  
A6 - A0  
A6 - A0  
A5 - A0  
A5 - A0  
Erase memory location An - A0.  
Writes memory location An - A0.  
D7 - D0  
D7 - D0  
D15 - D0  
10XXXXX  
10XXXX  
Erases all memory locations. Valid  
only at VCC = 4.5V to 5.5V.  
WRAL  
EWDS  
1
1
00  
00  
01XXXXX  
00XXXXX  
01XXXX  
00XXXX  
D15 - D0  
Writes all memory locations. Valid  
only at VCC = 4.5V to 5.5V.  
Disables all programming  
instructions.  
5
0172O08/01  
Functional  
Description  
The AT93C46/56/66 is accessed via a simple and versatile 3-wire serial communication  
interface. Device operation is controlled by seven instructions issued by the host pro-  
cessor. A valid instruction starts with a rising edge of CS and consists of a Start Bit  
(logic 1) followed by the appropriate Op Code and the desired memory Address  
location.  
READ (READ): The Read (READ) instruction contains the Address code for the mem-  
ory location to be read. After the instruction and address are decoded, data from the  
selected memory location is available at the serial output pin DO. Output data changes  
are synchronized with the rising edges of serial clock SK. It should be noted that a  
dummy bit (logic 0) precedes the 8- or 16-bit data output string.  
ERASE/WRITE (EWEN): To assure data integrity, the part automatically goes into the  
Erase/Write Disable (EWDS) state when power is first applied. An Erase/Write Enable  
(EWEN) instruction must be executed first before any programming instructions can be  
carried out. Please note that once in the Erase/Write Enable state, programming  
remains enabled until an Erase/Write Disable (EWDS) instruction is executed or VCC  
power is removed from the part.  
ERASE (ERASE): The Erase (ERASE) instruction programs all bits in the specified  
memory location to the logical 1state. The self-timed erase cycle starts once the  
ERASE instruction and address are decoded. The DO pin outputs the READY/BUSY  
status of the part if CS is brought high after being kept low for a minimum of 250 ns (tCS).  
A logic 1at pin DO indicates that the selected memory location has been erased, and  
the part is ready for another instruction.  
WRITE (WRITE): The Write (WRITE) instruction contains the 8 or 16 bits of data to be  
written into the specified memory location. The self-timed programming cycle, tWP, starts  
after the last bit of data is received at serial data input pin DI. The DO pin outputs the  
READY/BUSY status of the part if CS is brought high after being kept low for a minimum  
of 250 ns (tCS). A logic 0at DO indicates that programming is still in progress. A logic  
1indicates that the memory location at the specified address has been written with the  
data pattern contained in the instruction and the part is ready for further instructions. A  
READY/BUSY status cannot be obtained if the CS is brought high after the end of  
the self-timed programming cycle, tWP  
.
ERASE ALL (ERAL): The Erase All (ERAL) instruction programs every bit in the mem-  
ory array to the logic 1state and is primarily used for testing purposes. The DO pin  
outputs the READY/BUSY status of the part if CS is brought high after being kept low for  
a minimum of 250 ns (tCS). The ERAL instruction is valid only at VCC = 5.0V 10%.  
WRITE ALL (WRAL): The Write All (WRAL) instruction programs all memory locations  
with the data patterns specified in the instruction. The DO pin outputs the READY/BUSY  
status of the part if CS is brought high after being kept low for a minimum of 250 ns (tCS).  
The WRAL instruction is valid only at VCC = 5.0V 10%.  
ERASE/WRITE DISABLE (EWDS): To protect against accidental data disturb, the  
Erase/Write Disable (EWDS) instruction disables all programming modes and should be  
executed after all programming operations. The operation of the READ instruction is  
independent of both the EWEN and EWDS instructions and can be executed at any  
time.  
6
AT93C46/56/66  
0172O08/01  
AT93C46/56/66  
Timing Diagrams  
Synchronous Data Timing  
Note:  
1. This is the minimum SK period.  
Organization Key for Timing Diagrams  
AT93C46 (1K)  
AT93C56 (2K)  
x 16  
AT93C66 (4K)  
I/O  
AN  
DN  
x 8  
A6  
x 16  
A5  
x 8  
x 8  
A8  
x 16  
A7  
(1)  
(2)  
A8  
D7  
A7  
D15  
D7  
D15  
D7  
D15  
Notes: 1. A8 is a DONT CARE value, but the extra clock is required.  
2. A7 is a DONT CARE value, but the extra clock is required.  
READ Timing  
7
0172O08/01  
EWEN Timing  
EWDS Timing  
WRITE Timing  
tCS  
CS  
SK  
DI  
...  
1
0
0
1
1
tCS  
CS  
SK  
DI  
...  
0
0
0
1
0
tCS  
CS  
SK  
DI  
...  
...  
AN  
DN  
1
0
1
A0  
D0  
HIGH IMPEDANCE  
BUSY  
READY  
DO  
tWP  
WRAL Timing(1)  
tCS  
CS  
SK  
DI  
1
0
0
0
1
...  
DN ... D0  
BUSY  
HIGH IMPEDANCE  
DO  
READY  
tWP  
Note:  
1. Valid only at VCC = 4.5V to 5.5V.  
8
AT93C46/56/66  
0172O08/01  
AT93C46/56/66  
ERASE Timing  
tCS  
CS  
STANDBY  
CHECK  
STATUS  
SK  
DI  
A0  
1
1
1
AN  
...  
AN-1 AN-2  
tDF  
tSV  
HIGH IMPEDANCE  
HIGH IMPEDANCE  
BUSY  
DO  
READY  
tWP  
ERAL Timing(1)  
tCS  
CS  
STANDBY  
CHECK  
STATUS  
SK  
DI  
1
0
0
1
0
tDF  
tSV  
BUSY  
HIGH IMPEDANCE  
HIGH IMPEDANCE  
DO  
READY  
tWP  
Note:  
1. Valid only at VCC = 4.5V to 5.5V.  
9
0172O08/01  
AT93C46 Ordering Information  
tWP (max)  
ICC (max)  
ISB (max)  
fMAX  
(ms)  
(µA)  
(µA)  
(kHz)  
Ordering Code  
Package  
Operation Range  
10  
2000  
30.0  
30.0  
10.0  
10.0  
2000  
2000  
1000  
1000  
AT93C46-10PC  
AT93C46-10SC  
AT93C46R-10SC  
AT93C46W-10SC  
AT93C46-10TC  
8P3  
8S1  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
AT93C46-10PI  
AT93C46-10SI  
AT93C46R-10SI  
AT93C46W-10SI  
AT93C46-10TI  
8P3  
8S1  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
10  
800  
AT93C46-10PC-2.7  
AT93C46-10SC-2.7  
AT93C46R-10SC-2.7  
AT93C46W-10SC-2.7  
AT93C46-10TC-2.7  
8P3  
8S1  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
AT93C46-10PI-2.7  
AT93C46-10SI-2.7  
AT93C46R-10SI-2.7  
AT93C46W-10SI-2.7  
AT93C46-10TI-2.7  
8P3  
8S1  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
Package Type  
8P3  
8S1  
8S2  
8T  
8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)  
8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)  
8-lead, 0.200" Wide, Plastic Gull Wing Small Outline (EIAJ SOIC)  
8-lead, 0.170" Wide, Thin Shrink Small Outline Package (TSSOP)  
Options  
Blank  
-2.7  
-2.5  
R
Standard Operation (4.5V to 5.5V)  
Low Voltage (2.7V to 5.5V)  
Low Voltage (2.5V to 5.5V)  
Rotated Pinout  
10  
AT93C46/56/66  
0172O08/01  
AT93C46/56/66  
AT93C46 Ordering Information (Continued)  
tWP (max)  
ICC (max)  
ISB (max)  
fMAX  
(ms)  
(µA)  
(µA)  
(kHz)  
Ordering Code  
Package  
Operation Range  
10  
600  
10.0  
10.0  
0.1  
500  
500  
250  
250  
AT93C46-10PC-2.5  
AT93C46-10SC-2.5  
AT93C46R-10SC-2.5  
AT93C46W-10SC-2.5  
AT93C46-10TC-2.5  
8P3  
8S1  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
AT93C46-10PI-2.5  
AT93C46-10SI-2.5  
AT93C46R-10SI-2.5  
AT93C46W-10SI-2.5  
AT93C46-10TI-2.5  
8P3  
8S1  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
10  
80  
AT93C46-10PC-1.8  
AT93C46-10SC-1.8  
AT93C46R-10SC-1.8  
AT93C46W-10SC-1.8  
AT93C46-10TC-1.8  
8P3  
8S1  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
0.1  
AT93C46-10PI-1.8  
AT93C46-10SI-1.8  
AT93C46R-10SI-1.8  
AT93C46W-10SI-1.8  
AT93C46-10TI-1.8  
8P3  
8S1  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
Package Type  
8P3  
8S1  
8S2  
8T  
8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)  
8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)  
8-lead, 0.200" Wide, Plastic Gull Wing Small Outline (EIAJ SOIC)  
8-lead, 0.170" Wide, Thin Shrink Small Outline Package (TSSOP)  
Options  
Blank  
-2.7  
-2.5  
-1.8  
R
Standard Operation (4.5V to 5.5V)  
Low Voltage (2.7V to 5.5V)  
Low Voltage (2.5V to 5.5V)  
Low Voltage (1.8V to 5.5V)  
Rotated Pinout  
11  
0172O08/01  
AT93C56 Ordering Information  
tWP (max)  
ICC (max)  
ISB (max)  
fMAX  
(ms)  
(µA)  
(µA)  
(kHz)  
Ordering Code  
Package  
Operation Range  
10  
10  
10  
2000  
30.0  
30.0  
10.0  
10.0  
10.0  
10.0  
2000  
2000  
1000  
1000  
500  
AT93C56-10PC  
AT93C56-10SC  
AT93C56W-10SC  
8P3  
8S1  
8S2  
Commercial  
(0°C to 70°C)  
AT93C56-10PI  
AT93C56-10SI  
AT93C56W-10SI  
8P3  
8S1  
8S2  
Industrial  
(-40°C to 85°C)  
800  
AT93C56-10PC-2.7  
AT93C56-10SC-2.7  
AT93C56W-10SC-2.7  
8P3  
8S1  
8S2  
Commercial  
(0°C to 70°C)  
AT93C56-10PI-2.7  
AT93C56-10SI-2.7  
AT93C56W-10SI-2.7  
8P3  
8S1  
8S2  
Industrial  
(-40°C to 85°C)  
600  
AT93C56-10PC-2.5  
AT93C56-10SC-2.5  
AT93C56W-10SC-2.5  
8P3  
8S1  
8S2  
Commercial  
(0°C to 70°C)  
500  
AT93C56-10PI-2.5  
AT93C56-10SI-2.5  
AT93C56W-10SI-2.5  
8P3  
8S1  
8S2  
Industrial  
(-40°C to 85°C)  
Package Type  
8P3  
8S1  
8S2  
8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)  
8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)  
8-lead, 0.200" Wide, Plastic Gull Wing Small Outline (EIAJ SOIC)  
Options  
Blank  
-2.7  
Standard Operation (4.5V to 5.5V)  
Low Voltage (2.7V to 5.5V)  
-2.5  
Low Voltage (2.5V to 5.5V)  
12  
AT93C46/56/66  
0172O08/01  
AT93C46/56/66  
AT93C66 Ordering Information  
tWP (max)  
ICC (max)  
ISB (max)  
fMAX  
(ms)  
(µA)  
(µA)  
(kHz)  
Ordering Code  
Package  
Operation Range  
10  
10  
10  
10  
2000  
800  
600  
80  
30.0  
30.0  
10.0  
10.0  
10.0  
10.0  
0.1  
2000  
2000  
1000  
1000  
500  
AT93C66-10PC  
AT93C66-10SC  
AT93C66W-10SC  
AT93C66-10TC  
8P3  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
AT93C66-10PI  
AT93C66-10SI  
AT93C66W-10SI  
AT93C66-10TI  
8P3  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
AT93C66-10PC-2.7  
AT93C66-10SC-2.7  
AT93C66W-10SC-2.7  
AT93C66-10TC-2.7  
8P3  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
AT93C66-10PI-2.7  
AT93C66-10SI-2.7  
AT93C66W-10SI-2.7  
AT93C66-10TI-2.7  
8P3  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
AT93C66-10PC-2.5  
AT93C66-10SC-2.5  
AT93C66W-10SC-2.5  
AT93C66-10TC-2.5  
8P3  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
500  
AT93C66-10PI-2.5  
AT93C66-10SI-2.5  
AT93C66W-10SI-2.5  
AT93C66-10TI-2.5  
8P3  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
250  
AT93C66-10PC-1.8  
AT93C66-10SC-1.8  
AT93C66W-10SC-1.8  
AT93C66-10TC-1.8  
8P3  
8S1  
8S2  
8T  
Commercial  
(0°C to 70°C)  
0.1  
250  
AT93C66-10PI-1.8  
AT93C66-10SI-1.8  
AT93C66W-10SI-1.8  
AT93C66-10TI-1.8  
8P3  
8S1  
8S2  
8T  
Industrial  
(-40°C to 85°C)  
Package Type  
8P3  
8S1  
8S2  
8T  
8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)  
8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)  
8-lead, 0.200" Wide, Plastic Gull Wing Small Outline (EIAJ SOIC)  
8-lead, 0.170" Wide, Thin Shrink Small Outline Package (TSSOP)  
Options  
Blank  
-2.7  
Standard Operation (4.5V to 5.5V)  
Low Voltage (2.7V to 5.5V)  
-2.5  
Low Voltage (2.5V to 5.5V)  
-1.8  
Low Voltage (1.8V to 5.5V)  
13  
0172O08/01  
Packaging Information  
8P3, 8-lead, 0.300" Wide, Plastic Dual Inline  
Package (PDIP)  
8S1, 8-lead, 0.150" Wide, Plastic Gull Wing Small  
Outline (JEDEC SOIC)  
Dimensions in Inches and (Millimeters)  
JEDEC STANDARD MS-001 BA  
Dimensions in Inches and (Millimeters)  
.400 (10.16)  
.355 (9.02)  
.020 (.508)  
.013 (.330)  
PIN  
1
.280 (7.11)  
.240 (6.10)  
.244 (6.20)  
.228 (5.79)  
.157 (3.99)  
.150 (3.81)  
PIN 1  
.037 (.940)  
.027 (.690)  
.300 (7.62) REF  
.210 (5.33) MAX  
.050 (1.27) BSC  
.100 (2.54) BSC  
SEATING  
PLANE  
.196 (4.98)  
.189 (4.80)  
.068 (1.73)  
.053 (1.35)  
.015 (.380) MIN  
.150 (3.81)  
.115 (2.92)  
.022 (.559)  
.014 (.356)  
.070 (1.78)  
.045 (1.14)  
.010 (.254)  
.004 (.102)  
.325 (8.26)  
.300 (7.62)  
0
REF  
15  
0
8
REF  
.010 (.254)  
.007 (.203)  
.012 (.305)  
.008 (.203)  
.430 (10.9) MAX  
.050 (1.27)  
.016 (.406)  
8S2, 8-lead, 0.200" Wide, Plastic Gull Wing Small  
Outline (EIAJ SOIC)  
8T, 8-lead, 0.170" Wide, Thin Shrink Small Outline  
Package (TSSOP)  
Dimensions in Inches and (Millimeters)  
Dimensions in Millimeters and (Inches)*  
PIN 1  
.020 (.508)  
.012 (.305)  
6.50 (.256)  
6.25 (.246)  
.213 (5.41) .330 (8.38)  
.205 (5.21) .300 (7.62)  
PIN 1  
0.30 (.012)  
0.19 (.008)  
.050 (1.27) BSC  
.212 (5.38)  
.203 (5.16)  
.080 (2.03)  
.070 (1.78)  
3.10 (.122)  
2.90 (.114)  
1.05 (.041)  
0.80 (.033)  
1.20 (.047) MAX  
.65 (.026) BSC  
0.15 (.006)  
0.05 (.002)  
.013 (.330)  
.004 (.102)  
4.5 (.177)  
4.3 (.169)  
0
8
REF  
.010 (.254)  
.007 (.178)  
0.20 (.008)  
0.09 (.004)  
.035 (.889)  
.020 (.508)  
0.75 (.030)  
0.45 (.018)  
0
8
REF  
*Controlling dimension: millimeters  
14  
AT93C46/56/66  
0172O08/01  
Atmel Headquarters  
Atmel Product Operations  
Corporate Headquarters  
2325 Orchard Parkway  
San Jose, CA 95131  
TEL (408) 441-0311  
FAX (408) 487-2600  
Atmel Colorado Springs  
1150 E. Cheyenne Mtn. Blvd.  
Colorado Springs, CO 80906  
TEL (719) 576-3300  
FAX (719) 540-1759  
Europe  
Atmel Grenoble  
Atmel SarL  
Avenue de Rochepleine  
BP 123  
Route des Arsenaux 41  
Casa Postale 80  
CH-1705 Fribourg  
Switzerland  
38521 Saint-Egreve Cedex, France  
TEL (33) 4-7658-3000  
FAX (33) 4-7658-3480  
TEL (41) 26-426-5555  
FAX (41) 26-426-5500  
Atmel Heilbronn  
Theresienstrasse 2  
POB 3535  
Asia  
Atmel Asia, Ltd.  
Room 1219  
D-74025 Heilbronn, Germany  
TEL (49) 71 31 67 25 94  
FAX (49) 71 31 67 24 23  
Chinachem Golden Plaza  
77 Mody Road Tsimhatsui  
East Kowloon  
Hong Kong  
TEL (852) 2721-9778  
FAX (852) 2722-1369  
Atmel Nantes  
La Chantrerie  
BP 70602  
44306 Nantes Cedex 3, France  
TEL (33) 0 2 40 18 18 18  
FAX (33) 0 2 40 18 19 60  
Japan  
Atmel Japan K.K.  
9F, Tonetsu Shinkawa Bldg.  
1-24-8 Shinkawa  
Chuo-ku, Tokyo 104-0033  
Japan  
Atmel Rousset  
Zone Industrielle  
13106 Rousset Cedex, France  
TEL (33) 4-4253-6000  
FAX (33) 4-4253-6001  
TEL (81) 3-3523-3551  
FAX (81) 3-3523-7581  
Atmel Smart Card ICs  
Scottish Enterprise Technology Park  
East Kilbride, Scotland G75 0QR  
TEL (44) 1355-357-000  
FAX (44) 1355-242-743  
e-mail  
literature@atmel.com  
Web Site  
http://www.atmel.com  
BBS  
1-(408) 436-4309  
© Atmel Corporation 2001.  
Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Companys standard warranty  
which is detailed in Atmels Terms and Conditions located on the Companys web site. The Company assumes no responsibility for any errors  
which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does  
not make any commitment to update the information contained herein. No licenses to patents or other intellectual property of Atmel are granted  
by the Company in connection with the sale of Atmel products, expressly or by implication. Atmels products are not authorized for use as critical  
components in life support devices or systems.  
ATMEL® is the registered trademark of Atmel.  
Other terms and product names may be the trademarks of others.  
Printed on recycled paper.  
0172O08/01/xM  

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