5962-8763001RX [FAIRCHILD]
Bus Driver, FCT Series, 2-Func, 4-Bit, True Output, CMOS, CDIP20,;
| 型号： | 5962-8763001RX |
| 厂家： | 
FAIRCHILD SEMICONDUCTOR |
| 描述： | Bus Driver, FCT Series, 2-Func, 4-Bit, True Output, CMOS, CDIP20, 驱动 CD 逻辑集成电路 |
| 文件： | 总7页 (文件大小：138K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
September 1998
54FCT244
Octal Buffer/Line Driver with TRI-STATE® Outputs
General Description
Features
n Non-inverting buffers
The ’FCT244 is an octal buffer and line driver with
TRI-STATE outputs designed to be employed as a memory
and address driver, clock driver, or bus-oriented transmitter/
receiver.
n Output sink capability of 48 mA, source capability of
12 mA
n TRI-STATE outputs drive lines or buffer memory address
registers
n TTL input and output level compatible
n CMOS power consumption
n Standard Microcircuit Drawing (SMD) 5962-8763001
Ordering Code
Military
Package
Number
Package Description
54FCT244DMQB
J20A
20-Lead Ceramic Dual-In-Line
20-Lead Cerpack
54FCT244FMQB
54FCT244LMQB
W20A
E20A
20-Lead Ceramic Leadless Chip Carrier, Type C
Connection Diagrams
Pin Assignment for
DIP and Flatpak
Pin Assignment for LCC
DS100967-2
DS100967-1
=
=
=
=
H
L
X
Z
HIGH Voltage Level
LOW Voltage Level
Immaterial
Pin
Description
Names
High Impedance
OE1, OE2
Output Enable Input
(Active Low)
Inputs
I0–I7
O0–O7
Outputs
OE1 I0–3 O0–3 OE2
I4–7 O4–7
H
L
L
X
H
L
Z
H
L
H
L
L
X
H
L
Z
H
L
TRI-STATE® is a registered trademark of National Semiconductor Corporation.
© 1999 National Semiconductor Corporation
DS100967
www.national.com
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Current Applied to Output
in LOW State (Max)
twice the rated IOL (mA)
−500 mA
DC Latchup Source Current
Recommended Operating
Conditions
Free Air Ambient Temperature
Military
Storage Temperature
Ambient Temperature under Bias
Junction Temperature under Bias
Ceramic
−65˚C to +150˚C
−55˚C to +125˚C
−55˚C to +175˚C
−0.5V to +7.0V
−55˚C to +125˚C
VCC Pin Potential to Ground Pin
Input Voltage (Note 2)
Input Current (Note 2)
Voltage Applied to Any Output
in the Disabled or
Supply Voltage
Military
−0.5V to +7.0V
+4.5V to +5.5V
(∆V/∆t)
−30 mA to +5.0 mA
Minimum Input Edge Rate
Data Input
50 mV/ns
20 mV/ns
Enable Input
Power-Off State
−0.5V to 5.5V
−0.5V to VCC
in the HIGH State
DC Electrical Characteristics for ’FCT Family Devices
Symbol
Parameter
FCT244
Units
VCC
Conditions
Min
Max
VIH
Input HIGH Voltage
2.0
V
V
V
Recognized HIGH Signal
Recognized LOW Signal
VIL
Input LOW Voltage
0.8
=
IIN −18 mA
VCD
VOH
Input Clamp Diode Voltage
−1.2
Min
Min
=
IOH −300 µA
Output HIGH
Voltage
54FCT
4.3
2.4
V
=
IOH −12 mA
54FCT
54FCT
=
IOL 300 µA
VOL
Output LOW
Voltage
0.2
V
Min
=
IOL 48 mA
54FCT
0.55
5
=
VIN VCC
IIH
IIL
Input HIGH Current
Input LOW Current
µA
µA
µA
Max
Max
Max
=
−5
VIN 0.0V
=
±
IOZ
Maximum TRI-STATE Current HIGH or
LOW
10
VIN 0.0V or VIN = VCC
=
VOUT 0.0V
IOS
Output Short-Circuit Current
-60
1.5
mA
mA
Max
Max
<
ICCQ
Quiescent Power Supply Current
VIN 0.2V or VIN 5.3V, VCC
=
5.5V
=
∆ICC
Quiescent Power
Supply Current
2.0
0.4
mA
Max
Max
VI 3.4V, VCC = 5.5V
ICCD
Dynamic ICC
mA/
Outputs Open, VCC = 5.5V, VIN
<
MHz
5.3V or VIN 0.2V, One Bit
=
Toggling, 50% Duty Cycle, OE
=
GND, LE VCC
ICCT
Total Power Supply
Current
6.0
mA
Max
Outputs Open, fCP = 10 MHz,
<
VCC = 5.5V, VIN 5.3V or VIN
0.2V, One Bit Toggling, 50%
=
=
Duty Cycle, OE GND, LE
VCC
Note 1: Absolute maximum ratings are values beyond which the device may be damaged or have its useful life impaired. Functional operation under these conditions
is not implied.
Note 2: Either voltage limit or current limit is sufficient to protect inputs.
Note 3: All outputs loaded; thresholds on input associated with output under test.
Note 4: Maximum test duration 2.0 ms, one output loaded at a time.
www.national.com
2
AC Electrical Characteristics for ’FCT Family Devices
Symbol
Parameter
54FCT
Units
Fig.
No.
=
TA −55˚C to +125˚C
=
VCC 4.5V–5.5V
=
CL 50 pF
Min
1.5
1.5
1.5
1.5
1.5
1.5
Max
7.5
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Propagation Delay
Data to Outputs
Output Enable
Time
ns
ns
ns
7.5
10.5
10.5
8.0
Output Disable
Time
8.0
Capacitance
Symbol
Parameter
Max
Units
Conditions
=
TA 25˚C
=
VCC 0V
CIN
COUT (Note 5)
Input Capacitance
Output Capacitance
10.0
12.0
pF
pF
=
VCC 5.0V
=
C is measured at frequency f 1 MHz, per MIL-STD-883B, Method 3012.
OUT
Note 5:
3
www.national.com
Physical Dimensions inches (millimeters) unless otherwise noted
20-Terminal Ceramic Chip Carrier (L)
NS Package Number E20A
20-Lead Ceramic Dual-In-Line (D)
NS Package Number J20A
www.national.com
4
Physical Dimensions inches (millimeters) unless otherwise noted (Continued)
20-Lead Ceramic Flatpak (F)
NS Package Number W20A
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NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL
COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or
systems which, (a) are intended for surgical implant
into the body, or (b) support or sustain life, and
whose failure to perform when properly used in
accordance with instructions for use provided in the
labeling, can be reasonably expected to result in a
significant injury to the user.
2. A critical component is any component of a life
support device or system whose failure to perform
can be reasonably expected to cause the failure of
the life support device or system, or to affect its
safety or effectiveness.
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Email: sea.support@nsc.com
www.national.com
National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications.
National P/N 54FCT244 - Octal Buffer/Line Driver with TRI-STATE Outputs
Page 1 of 2
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54FCT244
Octal Buffer/Line Driver with TRI-STATE Outputs
Contents
l
l
l
l
General Description
Features
Datasheet
Package Availability, Models,
Samples & Pricing
General Description
The 'FCT244 is an octal buffer and line driver with TRI-STATE outputs
designed to be employed as a memory and address driver, clock driver,
or bus-oriented transmitter/receiver.
Features
l
l
l
l
l
l
Non-inverting buffers
Output sink capability of 48 mA, source capability of 12 mA
TRI-STATE outputs drive lines or buffer memory address registers
TTL input and output level compatible
CMOS power consumption
Standard Microcircuit Drawing (SMD) 5962-8763001
Datasheet
file://F:\export\projects\bitting2\imaging\BITTING\mail_pdf\recode\54FCT244.html
3/14/01
National P/N 54FCT244 - Octal Buffer/Line Driver with TRI-STATE Outputs
Page 2 of 2
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Package Availability, Models, Samples & Pricing
Budgetary
Pricing
Samples
&
Electronic
Orders
Package
Models
Part
Number
Status
#
$US
Type
SPICE IBIS
Quantity
pins
each
.
Order
5962-
87630012A
Full
production
LCC
20
N/A N/A
N/A N/A
50+
$6.0000
.
5962-
8763001RA
Full
production
Cerdip 20
50+
50+
$4.5000
$7.0000
Order
.
5962-
8763001SA
Full
production
Cerpack 20
wafer
N/A N/A
N/A N/A
Order
54FCT244
MW8
Full
production
.
[Information as of 7-Mar-2001]
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file://F:\export\projects\bitting2\imaging\BITTING\mail_pdf\recode\54FCT244.html
3/14/01
相关型号：
5962-8763001SA
IC FCT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDFP20, CERAMIC, FP-20, Bus Driver/Transceiver
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5962-8763002RX
Bus Driver, FCT Series, 2-Func, 4-Bit, True Output, CMOS, CDIP20, 0.300 INCH, CERDIP-20
IDT
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