74HC245 查看數據表（PDF） - Philips Electronics

零件编号

产品描述 (功能)

比赛名单

74HC245

Octal bus transceiver; 3-state

Philips Electronics 

Philips Semiconductors

Octal bus transceiver; 3-state

PIN DESCRIPTION

PIN NO.

1

2, 3, 4, 5, 6, 7, 8, 9

10

18, 17, 16, 15, 14, 13, 12, 11

19

20

SYMBOL

DIR

A0 to A7

GND

B0 to B7

OE

VCC

Product specification

74HC/HCT245

NAME AND FUNCTION

direction control

data inputs/outputs

ground (0 V)

data inputs/outputs

output enable input (active LOW)

positive supply voltage

Fig.1 Pin configuration.

Fig.2 Logic symbol.

Fig.3 IEC logic symbol.

September 1993

3

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