參數(shù)資料
型號: HD74LVC540
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)動器)
中文描述: 八路緩沖器/線路驅(qū)動器,三態(tài)輸出(三態(tài)輸出的八緩沖器/線驅(qū)動器)
文件頁數(shù): 5/8頁
文件大?。?/td> 49K
代理商: HD74LVC540
HD74LVC540
5
Switching Characteristics
Ta = –40 to 85
°
C
Min
Typ
Item
Symbol V
CC
(V)
t
PLH
t
PHL
Max
Unit
From (Input) To (Output)
Propagation delay time
2.7
6.5
9.0
ns
A
<
3.3
±
0.3
5.0
±
0.5
2.7
1.5
5.0
8.0
ns
3.5
6.5
ns
Output enable time
t
ZH
t
ZL
8.5
10.5
ns
*
1 or
*
2
<
3.3
±
0.3
5.0
±
0.5
2.7
1.5
6.5
9.0
ns
4.5
8.0
ns
Output disable time
t
HZ
t
LZ
5.5
9.0
ns
*
1 or
*
2
<
3.3
±
0.3
5.0
±
0.5
2.7
1.5
4.5
8.0
ns
3.5
6.5
ns
Input capacitance
C
IN
C
O
3.0
pF
Output capacitance
2.7
15.0
pF
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