參數(shù)資料
型號: HD74BC563A
廠商: Hitachi,Ltd.
英文描述: Octal D Type Transparent Latches With 3 State Outputs(三態(tài)輸出的八D鎖存器)
中文描述: 八路D型透明鎖存器與三態(tài)輸出(三態(tài)輸出的八?鎖存器)
文件頁數(shù): 5/9頁
文件大小: 45K
代理商: HD74BC563A
HD74BC563A
5
Switching Test Method
(C
L
= 50 pF)
Ta = 25
°
C
V
CC
= 5.0 V
Min
Ta = –40 to 85
°
C
V
CC
= 5.0 V
±
10%
Min
Item
Symbol
Max
Max
Unit
Test Conditions
Propagation
D
Q
t
PLH
t
PHL
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
C
IN
C
O
3.0
8.0
3.0
10.0
ns
See under figure
delay time
3.0
8.0
3.0
10.0
LE
Q
3.0
8.0
3.0
10.0
ns
3.0
8.0
3.0
10.0
Output enable time
3.0
9.0
3.0
11.0
ns
3.0
9.0
3.0
11.0
Output disable time
3.0
8.0
3.0
10.0
ns
3.0
8.0
3.0
10.0
Setup time
2.0
2.0
ns
2.0
2.0
Hold time
2.0
2.0
ns
2.0
2.0
Pulse width
6.0
6.0
ns
Input capacitance
3.0(Typ)
pF
V
IN
= V
CC
or GND
V
O
= V
CC
or GND
Output capacitance
15.0(Typ)
pF
Test Circuit
V
CC
1
Q
to 8
Q
1D to 8D
LE
OPEN
7V
Pulse Generator
Z
out
= 50
Pulse Generator
Z
out
= 50
Input
Input
S
C =
50 pF
OC
50 Scope
500
450
V
CC
Output
*2
Notes:
1.
2.
C
L
includes probe and jig capacitance.
OPEN: t
PLH
, t
PHL
, t
ZH
, t
HZ
, t
h
, t
s
, t
w
7V: t
ZL
, t
LZ
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