HD74LV240ATELL 查看數據表（PDF） - Renesas Electronics
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HD74LV240ATELL Datasheet PDF : 10 Pages
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HD74LV240A
Switching Characteristics
Item
Propagation
delay time
Enable time
Disable time
Symbol
tPLH
tPHL
tZH
tZL
tHZ
tLZ
Ta = 25°C
Min Typ
— 6.3
— 8.2
— 8.5
— 10.3
— 9.7
— 14.2
Max
11.6
14.4
14.6
17.8
14.1
19.2
Ta = –40 to 85°C
Min
Max
1.0
14.0
1.0
17.0
1.0
17.0
1.0
21.0
1.0
16.0
1.0
21.0
Unit
ns
ns
ns
Test
Conditions
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
Item
Propagation
delay time
Enable time
Disable time
Symbol
tPLH
tPHL
tZH
tZL
tHZ
tLZ
Ta = 25°C
Min Typ
— 4.6
— 5.9
— 6.2
— 7.5
— 8.3
— 11.8
Max
7.5
11.0
10.6
14.1
12.5
15.0
Ta = –40 to 85°C
Min
Max
1.0
9.0
1.0
12.5
1.0
12.5
1.0
16.0
1.0
13.5
1.0
17.0
Unit
ns
ns
ns
Test
Conditions
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
Item
Propagation
delay time
Enable time
Disable time
Symbol
tPLH
tPHL
tZH
tZL
tHZ
tLZ
Ta = 25°C
Min Typ
— 3.4
— 4.4
— 4.6
— 5.6
— 7.4
— 9.7
Ta = –40 to 85°C
Max Min
Max
5.5 1.0
6.5
7.5 1.0
8.5
7.3 1.0
8.5
9.3 1.0
10.5
12.2 1.0
13.5
14.2 1.0
15.5
Unit
ns
ns
ns
Test
Conditions
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
VCC = 2.5 ± 0.2 V
FROM TO
(Input) (Output)
A
Y
OE
Y
OE
Y
VCC = 3.3 ± 0.3 V
FROM TO
(Input) (Output)
A
Y
OE
Y
OE
Y
VCC = 5.0 ± 0.5 V
FROM TO
(Input) (Output)
A
Y
OE
Y
OE
Y
Output-skew Characteristics
Ta = 25°C
Ta = –40 to 85°C
CL = 50 pF
Item
Symbol VCC (V)
Min
Max
Min
Max
Unit
Output skew
tsk (O)
2.3 to 2.7
—
3.0 to 3.6
—
2.0
—
1.5
—
2.0
ns
1.5
4.5 to 5.5
—
1.0
—
1.0
Note: Skew between any outputs of the same package switching in the same direction. This parameter is warranted
but not production tested.
Rev.3.00 Jun. 23, 2004 page 5 of 9
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