74HC4059 Просмотр технического описания (PDF) - Philips Electronics

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74HC4059

Programmable divide-by-n counter

Philips Electronics 

Philips Semiconductors

Programmable divide-by-n counter

Product specification

74HC/HCT4059

PIN DESCRIPTION

PIN NO.

SYMBOL NAME AND FUNCTION

1

CP

clock input (LOW-to-HIGH, edge-triggered)

2

LE

latch enable (active HIGH)

3, 4, 5, 6, 22, 21, 20, 19, 18, 17, 16, 15, 10, 9, 8, 7 J1 to J16 programmable JAM inputs (BCD)

12

GND

ground (0 V)

14, 13, 11

23

Ka to Kc mode select inputs

Q

divide-by-n output

24

VCC

positive supply voltage

Fig.1 Pin configuration.

Fig.2 Logic symbol.

Fig.3 IEC logic symbol.

1998 Jul 08

5

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