HD74HC253 데이터 시트보기 (PDF) - Renesas Electronics

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HD74HC253

Dual 4-to-1-line Data Selectors/Multiplexers (with 3-state outputs)

Renesas Electronics 

HD74HC253

Pin Arrangement

Output

control

1G

1

Select B 2

3 1C3

4 1C2

5

6

Output 1Y 7

1C1

B

1C0 B

A

1Y A

GND 8

16 VCC

15

2G

Output

control

14 A Select

2C3 13

2C2 12

B

B 2C1 11

A

A 2C0 10

2Y 9 2Y Output

(Top view)

Absolute Maximum Ratings

Item

Symbol

Ratings

Unit

Supply voltage range

VCC

–0.5 to 7.0

V

Input / Output voltage

VIN, VOUT

–0.5 to VCC +0.5

V

Input / Output diode current

IIK, IOK

±20

mA

Output current

IO

±25

mA

VCC, GND current

ICC or IGND

±50

mA

Power dissipation

PT

500

mW

Storage temperature

Tstg

–65 to +150

°C

Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of

which may be realized at the same time.

Recommended Operating Conditions

Item

Symbol

Ratings

Supply voltage

VCC

2 to 6

Input / Output voltage

VIN, VOUT

0 to VCC

Operating temperature

Input rise / fall time*1

Ta

–40 to 85

tr, tf

0 to 1000

0 to 500

0 to 400

Notes: 1. This item guarantees maximum limit when one input switches.

Waveform: Refer to test circuit of switching characteristics.

Unit

V

V

°C

ns

Conditions

VCC = 2.0 V

VCC = 4.5 V

VCC = 6.0 V

Rev.2.00 Jan 31, 2006 page 2 of 6

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