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参数资料
| 型号： | SN74ALS642ADW |
| 厂商： | Texas Instruments, Inc. |
| 元件分类： | 总线收发器 |
| 英文描述： | OCTAL BUS TRANSCEIVERS WITH OPEN-COLLECTOR OUTPUTS |
| 中文描述： | 八路总线收发器集电极开路输出 |
| 文件页数： | 5/7页 |
| 文件大小： | 115K |
| 代理商： | SN74ALS642ADW |
SN74ALS641A, SN74ALS642A, SN74AS641
OCTAL BUS TRANSCEIVERS
WITH OPEN-COLLECTOR OUTPUTS
SDAS300 – MARCH 1995
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 680 ,
TA = MIN to MAX
UNIT
(INPUT)
(OUTPUT)
SN74AS641
MIN
MAX
tPLH
AorB
BorA
5
21
ns
tPHL
A or B
B or A
1
7.5
ns
tPLH
OE
AorB
5
21
ns
tPHL
OE
A or B
1
9
ns
tPLH
DIR
AorB
5
22
ns
tPHL
DIR
A or B
1
10
ns
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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PDF描述 |
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| SN74ALS642AN | OCTAL BUS TRANSCEIVERS WITH OPEN-COLLECTOR OUTPUTS |
| SN74ALS645ADW | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| SN74ALS645ADWR | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| SN74ALS645AN | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74ALS642A-IN | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| SN74ALS642AN | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| SN74ALS643A-1N | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| SN74ALS644A-1DW | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74ALS644AN | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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