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74HCT109 参数 Datasheet PDF下载

74HCT109图片预览
型号: 74HCT109
PDF下载: 下载PDF文件 查看货源
内容描述: 双JK触发器具有​​置位和复位;正边沿触发 [Dual JK flip-flop with set and reset; positive-edge trigger]
分类和应用: 触发器
文件页数/大小: 9 页 / 69 K
品牌: PHILIPS [ NXP SEMICONDUCTORS ]
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Philips Semiconductors
Product specification
Dual JK flip-flop with set and reset;
positive-edge trigger
PIN DESCRIPTION
PIN NO.
1, 15
2, 14, 3, 13
4, 12
5, 11
6, 10
7, 9
8
16
SYMBOL
1R
D
, 2R
D
1J, 2J, 1K, 2K
1CP, 2CP
1S
D
, 2S
D
1Q, 2Q
1Q, 2Q
GND
V
CC
NAME AND FUNCTION
74HC/HCT109
asynchronous reset-direct input (active LOW)
synchronous inputs; flip-flops 1 and 2
clock input (LOW-to-HIGH, edge-triggered)
asynchronous set-direct input (active LOW)
true flip-flop outputs
complement flip-flop outputs
ground (0 V)
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
1997 Nov 25
3