参数资料
型号: M74HC173B1R
厂商: 意法半导体
元件分类: 通用总线功能
英文描述: QUAD D-TYPE REGISTER 3-STATE
中文描述: 四D型寄存器三态
文件页数: 6/12页
文件大小: 262K
代理商: M74HC173B1R
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
Unit
V
CC
(V)
C
L
(pF)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
-55 to 125
o
C
54HC
Min.
Max.
5
5
5
10
Max.
5
5
5
10
Max.
5
5
5
10
t
REM
Minimum
Removal Time
2.0
4.5
6.0
50
ns
C
IN
Input Capacitance
Power Dissipation
Capacitance
5
pF
C
PD
(*)
50
pF
(*) C
PD
isdefined asthe value ofthe IC’sinternal equivalent capactance which is calculated from the operating current consumption without load.
(Refer to Test Circuit).Average operting current can be obtained by thefollowingequation. I
CC
(opr) = C
PD
V
CC
f
IN
+ I
CC
/4(per circuit)
SWITCHING CHARACTERISTICS TEST WAVEFORM
EACHFLIP-FLOPSHALLBE SETHIGHWHEN
SWITCHIS CONNECTEDTO GND LINE AND
IT SHALL BE SET LOW WHEN SWITCH IS
M54/M74HC173
6/12
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