74F269 查看數據表（PDF） - Philips Electronics

零件编号

产品描述 (功能)

比赛名单

74F269

8-bit bidirectional binary counter

Philips Electronics 

Philips Semiconductors

8–bit bidirectional binary counter

TIMING DIAGRAM

PE

P0

P1

P2

P3

P4

P5

P6

P7

CP

U/D

CEP AND CET

Q0

Q1

Q2

Q3

Q4

Q5

Q6

Q7

TC

SEQUENCE

253 254 255 0 1

2

2 1 0 255 254 253

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COUNT UP

INHIBIT

COUNT DOWN

SF00838B

Product specification

74F269

1996 Jan 05

7

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