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54FCT273DCX Datasheet(数据表) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件型号  54FCT273DCX
说明  Octal D Flip-Flop
下载  8 Pages
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 

   
 4 page
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DC Characteristics for ’FCT Family Devices (Continued)
Typical values are at VCC e 50V 25 C ambient and maximum loading For test conditions shown as Max use the value
specified for the appropriate device type Com VCC e 50V g5% TA e 0 Cto a70 C Mil VCC e 50V g10% TA eb55 C
to a125 C VHC e VCC b 02V
Symbol
Parameter
54FCT74FCT
Units
Conditions
Min
Typ
Max
VOL
Maximum Low Level
GND
02
V
VCC e 3V VIN e 02V or VHC
Output Voltage
IOL e 300 mA
GND
02
VCC e Min
IOL e 300 mA
03
05
VIN eVIH or VIL
IOL e 48 mA (Mil)
03
05
IOL e 32 mA (Com)
ICC
Maximum Quiescent
VCC e Max
Supply Current
10
400
m
AVIN t VHC VIN s 02V
fI e 0
D
ICC
Quiescent Supply Current
05
20
mA
VCC e Max
TTL Inputs HIGH
VIN e 34V (Note 3)
ICCD
Dynamic Power
VCC Max
VIN t VHC
Supply Current (Note 4)
Outputs Open
VIN s 02V
025
040
mAMHz
MR e VCC
One Input Toggling
50% Duty Cycle
VH
Input Hysteresis
200
mV
on Clock Only
IC
Total Power
VCC e Max
VIN t VHC
Supply Current (Note 6)
15
40
Outputs Open
VIN s 02V
MR e VCC
fI e 10 MHz
VIN e 34V
18
60
One Bit Toggling
VIN e GND
50% Duty Cycle
mA
(Note 5)
VIN t VHC
30
78
VCC e Max
VIN s 02V
Outputs Open
MR e VCC
fI e 25 MHz
VIN e 34V
50
168
Eight Bits Toggling
VIN e GND
50% Duty Cycle
VH
Input Hysteresis on Clock Only
200
mV
Note 1
Maximum test duration not to exceed one second not more than one output shorted at one time
Note 2
This parameter guaranteed but not tested
Note 3
Per TTL driven input (VIN e 34V) all other inputs at VCC or GND
Note 4
This parameter is not directly testable but is derived for use in Total Power Supply calculations
Note 5
Values for these conditions are examples of the ICC formula These limits are guaranteed but not tested
Note 6
IC e IQUIESCENT a IINPUTS a IDYNAMIC
IC e ICC a DICC DHNT a ICCD (fCP 2 a fI NI)
ICC e Quiescent Current
D
ICC e Power Supply Curent for a TTL High Input (VIN e 34V)
DH e Duty Cycle for TTL inputs High
NT e Number of Inputs at DH
ICCD e Dynamic Current Caused by an Input Transition Pair (HLH or LHL)
fCP e Clock Frequency for Register Devices (Zero for Non-Register Devices)
fI e Input Frequency
NI e Number of Inputs at fI
All currents are in milliamps and all frequencies are in megahertz
4




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