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參數(shù)資料
| 型號(hào)： | SNJ54LV221AW |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類(lèi)： | 諧振器 |
| 英文描述： | LV/LV-A/LVX/H SERIES, DUAL MONOSTABLE MULTIVIBRATOR, CDFP16 |
| 封裝： | GREEN, CERAMIC, DFP-16 |
| 文件頁(yè)數(shù)： | 17/23頁(yè) |
| 文件大?。?/td> | 662K |
| 代理商： | SNJ54LV221AW |
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SN54LV221A, SN74LV221A
DUAL MONOSTABLE MULTIVIBRATORS
WITH SCHMITT TRIGGER INPUTS
SCLS450G DECEMBER 1999 REVISED APRIL 2005
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
FUNCTION TABLE
(each multivibrator)
INPUTS
OUTPUTS
FUNCTION
CLR
A
B
Q
FUNCTION
L
X
L
H
Reset
H
HX
L
H
Inhibit
H
XL
L
H
Inhibit
H
L
↑
Outputs enabled
H
↓
H
Outputs enabled
↑
L
H
Outputs enabled
This condition is true only if the output of the latch formed by the
NAND gate has been conditioned to the logic 1 state prior to CLR
going high. This latch is conditioned by taking either A high or B
low while CLR is inactive (high).
logic diagram, each multivibrator (positive logic)
CLR
Cext
Rext/Cext
R
B
A
Q
input/output timing diagram
A
B
CLR
Q
tw
Rext/Cext
tw
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| SN74LV221AQPWRG4Q1 | LV/LV-A/LVX/H SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16 |
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| SNJ54LVC00AFK | 制造商:Texas Instruments 功能描述: 制造商:Texas Instruments 功能描述:QUADRUPLE 2-INPUT POSITIVE-NAND GATE |
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| SNJ54LVC00AW | 制造商:Texas Instruments 功能描述: |
| SNJ54LVC02AFK | 制造商:Texas Instruments 功能描述: |
| SNJ54LVC02AW | 制造商:Texas Instruments 功能描述:NOR Gate 4-Element 2-IN CMOS 14-Pin CFPAK Tube |
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