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74HC123PW-T 参数 Datasheet PDF下载

74HC123PW-T图片预览
型号: 74HC123PW-T
PDF下载: 下载PDF文件 查看货源
内容描述: [IC HC/UH SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16, 4.40 MM, PLASTIC, MO-153, SOT-403-1, TSSOP-16, Prescaler/Multivibrator]
分类和应用: 振荡器
文件页数/大小: 24 页 / 148 K
品牌: NXP [ NXP ]
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74HC123; 74HCT123  
NXP Semiconductors  
Dual retriggerable monostable multivibrator with reset  
001aaa611  
001aaa612  
6
10  
0.8  
t
W
'K' factor  
0.6  
(ns)  
(1)  
(2)  
5
4
3
2
10  
(3)  
(4)  
10  
10  
10  
0.4  
0.2  
0
10  
2
3
4
1
10  
10  
10  
10  
(pF)  
0
2
4
6
8
C
EXT  
V
(V)  
CC  
VCC = 5.0 V; Tamb = 25 °C.  
CEXT = 10 nF; REXT = 10 kto 100 k.  
Tamb = 25 °C.  
(1) REXT = 100 kΩ  
(2) REXT = 50 kΩ  
(3) REXT = 10 kΩ  
(4) REXT = 2 kΩ  
Fig 7. Typical output pulse width as a function of the  
external capacitor value  
Fig 8. 74HC123 typical ‘K’ factor as function of VCC  
74HC_HCT123_5  
© NXP B.V. 2009. All rights reserved.  
Product data sheet  
Rev. 05 — 13 July 2009  
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