74HC4511U 데이터 시트보기 (PDF) - Philips Electronics

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74HC4511U

BCD to 7-segment latch/decoder/driver

Philips Electronics 

Philips Semiconductors

BCD to 7-segment latch/decoder/driver

ORDERING INFORMATION

See “74HC/HCT/HCU/HCMOS Logic Package Information”.

PIN DESCRIPTION

PIN NO.

3

4

5

7, 1, 2, 6

8

13, 12, 11, 10, 9, 15, 14

16

SYMBOL

LT

BI

LE

D1 to D4

GND

Qa to Qg

VCC

NAME AND FUNCTION

lamp test input (active LOW)

ripple blanking input (active LOW)

latch enable input (active LOW)

BCD address inputs

ground (0 V)

segments outputs

positive supply voltage

Product specification

74HC/HCT4511

Fig.1 Pin configuration.

Fig.2 Logic symbol.

Fig.3 IEC logic symbol.

December 1990

3

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