74HC4520N datasheet(3/7 Pages) NXP

部品番号	74HC4520N

部品情報	Dual 4-bit synchronous binary counter

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メーカー	NXP [NXP Semiconductors]

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3 / 7 page

December 1990

3

Philips Semiconductors

Product speciﬁcation

Dual 4-bit synchronous binary counter

74HC/HCT4520

PIN DESCRIPTION

PIN NO.

SYMBOL

NAME AND FUNCTION

1, 9

1CP0, 2CP0

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

2, 10

1CP1, 2CP1

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

3, 4, 5, 6

1Q0 to 1Q3

data outputs

7, 15

1MR, 2MR

asynchronous master reset inputs (active HIGH)

8

GND

ground (0 V)

11, 12, 13, 14

2Q0 to 2Q3

data outputs

16

VCC

positive supply voltage

Fig.1 Pin configuration.

Fig.2 Logic symbol.

Fig.3 IEC logic symbol.

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