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零件编号
产品描述 (功能)
HD74BC374A 查看數據表(PDF) - Hitachi -> Renesas Electronics
零件编号
产品描述 (功能)
生产厂家
HD74BC374A
Octal D Type Flip Flops With 3 State Outputs
Hitachi -> Renesas Electronics
HD74BC374A Datasheet PDF : 9 Pages
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5
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7
8
9
Switching Test Method
(C
L
= 50 pF)
Item
Symbol
Ta = 25
°
C
V
CC
= 5.0 V
Min
Max
Propagation
CK
→
Q
delay time
Output enable time
Output disable time
Setup time
Hold time
Pulse width
Input capacitance
Output capacitance
t
PLH
t
PHL
t
ZH
t
ZL
t
HZ
t
LZ
t
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
w
(H)
t
w
(L)
C
IN
C
O
3.0
8.0
3.0
8.0
3.0
9.0
3.0
9.0
3.0
8.0
3.0
8.0
2.0
—
2.0
—
2.0
—
2.0
—
6.0
—
6.0
—
3.0(Typ)
15.0(Typ)
HD74BC374A
Ta = –40 to 85
°
C
V
CC
= 5.0 V
±
10%
Min
Max
3.0
10.0
3.0
10.0
3.0
11.0
3.0
11.0
3.0
10.0
3.0
10.0
2.0
—
2.0
—
2.0
—
2.0
—
6.0
—
6.0
—
—
—
Unit Test Conditions
ns See under figure
ns
ns
ns
ns
ns
pF V
IN
= V
CC
or GND
pF V
O
= V
CC
or GND
Test Circuit
V
CC
Input
Pulse Generator
Z
out
= 50
Ω
Input
Pulse Generator
Z
out
= 50
Ω
V
CC
Output
G
1Q to 8Q
1D to 8D
C
L
=
50 pF
CK
500
Ω
450
Ω
50
Ω
Scope
Notes:
1. C
L
includes probe and jig capacitance.
2. OPEN: t
PLH
, t
PHL
, t
ZH
, t
HZ
, t
h
, t
s
, t
w
7V: t
ZL
, t
LZ
*2
OPEN
7V
5
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