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參數(shù)資料
| 型號： | SN54LS221J |
| 廠商： | MOTOROLA INC |
| 元件分類： | 諧振器 |
| 英文描述： | DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS |
| 中文描述： | LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, CDIP16 |
| 封裝： | 620-09 |
| 文件頁數(shù)： | 4/23頁 |
| 文件大小： | 621K |
| 代理商： | SN54LS221J |
SDLS213B DECEMBER 1983 REVISED NOVEMBER 2004
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
schematics of inputs and outputs
VCC
Req
Input
VCC
100
NOM
Output
EQUIVALENT OF EACH INPUT
TYPICAL OF ALL OUTPUTS
SN54/74221
SN54/74LS221
EQUIVALENT OF EACH INPUT
TYPICAL OF ALL OUTPUTS
VCC
Req
Input
VCC
Output
120
NOM
A Input: Req = 4 k
NOM
B, CLR Input: Req = 2 k
NOM
A Input: Req = 25 k
NOM
B Input: Req = 15.4 k
NOM
CLR: Req = 12.5 k
NOM
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