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HD74LS191P 数据表(PDF) 8 Page - Renesas Technology Corp

部件名 HD74LS191P
功能描述  Synchronous Up / Down 4-bit Binary Counter (single clock line)
PDF  11 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

HD74LS191P 数据表(HTML) 8 Page - Renesas Technology Corp

Back Button HD74LS191P Datasheet HTML 3Page - Renesas Technology Corp HD74LS191P Datasheet HTML 4Page - Renesas Technology Corp HD74LS191P Datasheet HTML 5Page - Renesas Technology Corp HD74LS191P Datasheet HTML 6Page - Renesas Technology Corp HD74LS191P Datasheet HTML 7Page - Renesas Technology Corp HD74LS191P Datasheet HTML 8Page - Renesas Technology Corp HD74LS191P Datasheet HTML 9Page - Renesas Technology Corp HD74LS191P Datasheet HTML 10Page - Renesas Technology Corp HD74LS191P Datasheet HTML 11Page - Renesas Technology Corp  
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HD74LS191
Rev.2.00, Feb.18.2005, page 8 of 10
Waveforms 2
Load
→Q, Data→Q
Load
Data
(A to D)
Output Q
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
tPHL
tPLH
tPHL
tPLH
VOH
VOL
0V
3V
0V
3V
Note:
Conditions on other inputs are irrelevant.
Waveforms 3
G
→Ripple CK, CK→Ripple CK, Down / Up→Ripple CK, Down / Up→Max / Min
Load
Down/Up
Clock
G
Ripple/Clock
Max/Min
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
VOH
VOL
VOH
VOL
0V
3V
0V
3V
0V
3V
0V
3V



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