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參數(shù)資料
| 型號： | SN54221W |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 諧振器 |
| 英文描述： | TTL/H/L SERIES, DUAL MONOSTABLE MULTIVIBRATOR, CDFP16 |
| 封裝： | CERAMIC, DFP-16 |
| 文件頁數(shù)： | 2/20頁 |
| 文件大?。?/td> | 352K |
| 代理商： | SN54221W |
SN54221, SN54LS221, SN74221, SN74LS221
DUAL MONOSTABLE MULTIVIBRATORS
WITH SCHMITT-TRIGGER INPUTS
SDLS213A – DECEMBER 1983 – REVISED FEBRUARY 1998
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
B
CLR
Q
3 V
0 V
VOH
VOL
tw
≥ 60 ns
tPLH
tPHL
tPLH
CONDITION 1: TRIGGER FROM B, THEN CLR
B
CLR
Q
3 V
0 V
VOH
VOL
≥ 60 ns
CONDITION 2: TRIGGER FROM B, THEN CLR
B
CLR
Q
3 V
0 V
VOH
VOL
≥ 50 ns
CONDITION 3: CLR OVERRIDING B, THEN TRIGGER FROM B
tsu
≥ 0
tw
Triggered
Not Triggered
A is low.
Figure 1. Switching Characteristics
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