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參數(shù)資料
| 型號： | SNC54148J |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 算術(shù)邏輯單元 |
| 英文描述： | TTL/H/L SERIES, 8-BIT ENCODER, INVERTED OUTPUT, CDIP16 |
| 封裝： | CERAMIC, DIP-16 |
| 文件頁數(shù)： | 21/24頁 |
| 文件大?。?/td> | 758K |
| 代理商： | SNC54148J |
SN54147, SN54148, SN54LS147, SN54LS148
SN74147, SN74148 (TIM9907), SN74LS147, SN74LS148
10LINE TO 4LINE AND 8LINE TO 3LINE PRIORITY ENCODERS
SDLS053B OCTOBER 1976 REVISED MAY 2004
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
schematics of inputs and outputs
EQUIVALENT OF EACH INPUT
VCC
Input
Req
0 input (’148): Req = 2 k NOM
All other inputs: Req = 4 k NOM
TYPICAL OF ALL OUTPUTS
VCC
Output
’147, ’148
85 NOM
EQUIVALENT OF ALL INPUTS
VCC
Input
’LS147, ’LS148
TYPICAL OF ALL OUTPUTS
Output
VCC
120
NOM
Req
’LS148 inputs 1–7: Req = 9 k NOM
All other inputs: Req = 18 k NOM
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