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参数资料
| 型号： | HD74ACT244FP-E |
| 元件分类： | 总线收发器 |
| 英文描述： | ACT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| 封装： | FP-20DA |
| 文件页数： | 3/9页 |
| 文件大小： | 52K |
| 代理商： | HD74ACT244FP-E |
HD74AC244/HD74ACT244
3
AC Characteristics: HD74AC244
Ta = +25
°C
C
L = 50 pF
Ta = –40
°C to +85°C
C
L = 50 pF
Item
Symbol
V
CC (V)*
1
Min
Typ
Max
Min
Max
Unit
Propagation delay
t
PLH
3.3
1.0
6.5
9.0
1.0
10.0
ns
Data to output
5.0
1.0
5.0
7.0
1.0
7.5
Propagation delay
t
PHL
3.3
1.0
6.5
9.0
1.0
10.0
ns
Data to output
5.0
1.0
5.0
7.0
1.0
7.5
Output enable time
t
PZH
3.3
1.0
6.0
10.5
1.0
11.0
ns
5.0
1.0
5.0
7.0
1.0
8.0
Output enable time
t
PZL
3.3
1.0
7.5
10.0
1.0
11.0
ns
5.0
1.0
5.5
8.0
1.0
8.5
Output disable time
t
PHZ
3.3
1.0
7.0
10.0
1.0
10.5
ns
5.0
1.0
6.5
9.0
1.0
9.5
Output disable time
t
PLZ
3.3
1.0
7.5
10.5
1.0
11.5
ns
5.0
1.0
6.5
9.0
1.0
9.5
Note:
1. Voltage Range 3.3 is 3.3 V
± 0.3 V
Voltage Range 5.0 is 5.0 V
± 0.5 V
AC Characteristics: HD74ACT244
Ta = +25
°C
C
L = 50 pF
Ta = –40
°C to +85°C
C
L = 50 pF
Item
Symbol
V
CC (V)*
1
Min
Typ
Max
Min
Max
Unit
Propagation delay
Data to output
t
PLH
5.0
1.0
6.5
9.0
1.0
10.0
ns
Propagation delay
Data to output
t
PHL
5.0
1.0
7.0
9.0
1.0
10.0
ns
Output enable time
t
PZH
5.0
1.0
6.0
8.5
1.0
9.5
ns
Output enable time
t
PZL
5.0
1.0
7.0
9.5
1.0
10.5
ns
Output disable time
t
PHZ
5.0
1.0
7.0
9.5
1.0
10.5
ns
Output disable time
t
PLZ
5.0
1.0
7.5
10.0
1.0
10.5
ns
Note:
1. Voltage Range 5.0 is 5.0 V
± 0.5 V
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相关代理商/技术参数 |
参数描述 |
|---|---|
| HD74ACT244P | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Dual 4-Bit Non-Inverting Buffer/Driver |
| HD74ACT245 | 制造商:HITACHI 制造商全称:Hitachi Semiconductor 功能描述:Octal Bidirectional Transceiver with 3-State Input/Output |
| HD74ACT245FP | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Single 8-bit Bus Transceiver |
| HD74ACT245P | 制造商:未知厂家 制造商全称:未知厂家 功能描述:BUS TRANSCEIVER|SINGLE|8-BIT|ACT-CMOS|DIP|20PIN|PLASTIC |
| HD74ACT245RP | 制造商:未知厂家 制造商全称:未知厂家 功能描述:BUS TRANSCEIVER|SINGLE|8-BIT|ACT-CMOS|SOP|20PIN|PLASTIC |
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