參數(shù)資料
型號: HD74LVCZ240A
廠商: Hitachi,Ltd.
英文描述: Octal Buffers / Line Drivers with 3-state Outputs(三態(tài)輸出的八緩沖器/線驅(qū)動(dòng)器)
中文描述: 八路緩沖器/線路驅(qū)動(dòng)器,三態(tài)輸出(三態(tài)輸出的八緩沖器/線驅(qū)動(dòng)器)
文件頁數(shù): 6/11頁
文件大?。?/td> 91K
代理商: HD74LVCZ240A
HD74LVCZ240A
6
Switching Characteristics
(Ta = –40 to 85
°
C)
Item
Symbol V
CC
(V)
Min
Typ
Max
Unit
FROM
(Input)
TO
(Output)
Y
Propagation delay time
t
PLH
t
PHL
2.7
7.5
ns
A
3.3
±
0.3 1.3
5.0
±
0.5 —
6.5
5.0
Output enable time
t
ZH
t
ZL
2.7
9.0
ns
G
Y
3.3
±
0.3 1.1
5.0
±
0.5 —
8.0
6.5
Output disable time
t
HZ
t
LZ
2.7
8.0
ns
G
Y
3.3
±
0.3 1.4
5.0
±
0.5 —
7.0
6.0
Between output pin skew
*1
t
OSLH
t
OSHL
2.7
ns
3.3
±
0.3 —
5.0
±
0.5 —
1.0
1.0
Note : 1. This parameter is characterized but not tested.
t
OSLH
= |t
PLHm
–t
PLHn
|, t
OSHL
= |t
PHLm
–t
PHLn
|
Test Circuit
V
CC
OPEN
See
under table
GND
C =
50 pF
1
G
, 2
G
1
Y
1 to 2
Y
4
1A1 to 2A4
Output
*1
Input
S
Pulse generator
Z
out
= 50
500
450
50 Scope
6 V
V
CC
S1
Vcc=2.7V,
3.3
±
0.3V
OPEN
GND
Vcc=5.0
±
0.5V
OPEN
GND
t / t
t / t
t / t
PHL
HZ
LZ
2
×
V
CC
Symbol
S1
Note: 1. C includes probe and jig capacitance.
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