型号 功能描述 生产厂家 企业 LOGO 操作

Up/Down Binary Counter with Preset and Ripple Clock

General Description The 74F191 is a reversible modulo-16 binary counter featuring synchronous counting and asynchronous presetting. The preset feature allows the 74F191 to be used in programmable dividers. The Count Enable input, the Terminal Count output and Ripple Clock output make possible a v

Fairchild

仙童半导体

Up/down binary counter with reset and ripple clock

DESCRIPTION The 74F191 is a 4-bit binary counter. It contains four edge-triggered master/slave flip-flops with internal gating and steering logic to provide asynchronous preset and synchronous count-up and count-down operations. FEATURES • High speed –125MHz typical fMAX • Synchronous, reversi

Philips

飞利浦

Up/Down Binary Counter with Preset and Ripple Clock

文件:196.68 Kbytes Page:10 Pages

NSC

国半

Up/Down Binary Counter with Preset and Ripple Clock

文件:175.58 Kbytes Page:10 Pages

NSC

国半

Up/Down Binary Counter with Preset and Ripple Clock

文件:185.58 Kbytes Page:12 Pages

Fairchild

仙童半导体

更新时间:2025-12-28 14:31:01
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ALTEAR直供
BGA
2800
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2068
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920
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8739
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7
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24+
5000
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ph
24+
N/A
6980
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FSC
2016+
DIP
3000
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24+
DIP-16
9600
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3000
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