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7490A

The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter.

DESCRIPTION — The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter. It can be connected to operate with a conventional BCD output pattern or it can be connected to provide a 50% duty cycle

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7490ADC

The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter.

DESCRIPTION — The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter. It can be connected to operate with a conventional BCD output pattern or it can be connected to provide a 50 duty cycle outpu

文件:306.59 Kbytes 页数:3 Pages

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7490AFC

The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter.

DESCRIPTION — The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter. It can be connected to operate with a conventional BCD output pattern or it can be connected to provide a 50 duty cycle outpu

文件:306.59 Kbytes 页数:3 Pages

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7490APC

The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter.

DESCRIPTION — The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter. It can be connected to operate with a conventional BCD output pattern or it can be connected to provide a 50 duty cycle outpu

文件:306.59 Kbytes 页数:3 Pages

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7490A

Decade and Binary Counters

General Description\nEach of these monolithic counters contains four master-slave flip-flops and additional gating to provide a divide-by-two counter and a three-stage binary counter for which the count cycle length is divide-by-five for the 90A and divideby-eight for the 93A.\nAll of these counters ■ Typical power dissipation\n   — 90A 145 mW\n   — 93A 130 mW\n■ Count frequency 42 MHz\n;

TI

德州仪器

供应商型号品牌批号封装库存备注价格
SIGNETICS
25+
TSSOP-14
8000
原厂原包装,终端BOM表可配单
询价
7490PC
25+
1
1
询价
24+
30
询价
TI
26+
DIP
12
原厂渠道 可含税出货,支持一站式配单
询价
TI
26+
DIP
12
电子元器件采购降本 30%!砍掉中间差价!
询价
TE/泰科
23+
90000
原厂授权代理,海外优势订货渠道。可提供大量库存,详
询价
TE
2026+
SMT
300000
济德97T0-05088替代749108-1
询价
TE/泰科
24+
12954
原厂现货渠道
询价
TE
26+
N/A
2500
进口原装,优势现货
询价
TE/泰科
23+
NA/原装
82985
代理-优势-原装-正品-现货*期货
询价
更多7490A供应商 更新时间2026-10-19 8:50:00