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參數(shù)資料
| 型號(hào)： | HD74CBT3345 |
| 英文描述： | Datasheet|ADE-205-644|AUG.20.01|87K |
| 中文描述： | 技術(shù)資料|腺- 205 - 644 | AUG.20.01 | 2000-08-19 |
| 文件頁數(shù)： | 7/10頁 |
| 文件大?。?/td> | 90K |
| 代理商： | HD74CBT3345 |
HD74CBT3384A
Rev.0, Jan. 2002, page 6 of 10
Switching Characteristics
(Ta =
40 to 85°C)
V
CC = 4.0 V
Item
Symbol
Min
Max
Unit
Test
conditions
FROM
(Input)
TO
(Output)
Propagation delay
time
*1
t
PLH
t
PHL
0.35
ns
C
L = 50 pF
R
L = 500
A or B
B or A
Enable time
t
ZH
t
ZL
6.2
ns
C
L = 50 pF
R
L = 500
OE
A or B
Disable time
t
HZ
t
LZ
5.5
ns
C
L = 50 pF
R
L = 500
OE
A or B
V
CC = 5.0±0.5 V
Item
Symbol
Min
Max
Unit
Test
conditions
FROM
(Input)
TO
(Output)
Propagation delay
time
*1
t
PLH
t
PHL
0.25
ns
C
L = 50 pF
R
L = 500
A or B
B or A
Enable time
t
ZH
t
ZL
1.9
5.7
ns
C
L = 50 pF
R
L = 500
OE
A or B
t
HZ
2.1
5.2
Disable time
t
LZ
2.1
5.8
ns
C
L = 50 pF
R
L = 500
OE
A or B
Note:
1. The propagation delay is the calculated RC time constant of the typical on-state resistance of the
switch and the specified load capacitance, when driven by an ideal voltage source (zero output
impedance).
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