U74AVC4T245L-QAE-R datasheet(3/16 Pages) UTC

部件名	U74AVC4T245L-QAE-R

功能描述	4 BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

PDF	16 Pages

Scroll/Zoom	100%

制造商	UTC [Unisonic Technologies]

网页	http://www.utc-ic.com

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3 / 16 page

U74AVC4T245

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 16

www.unisonic.com.tw

QW-R126-075.D



PIN CONFIGURATION

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PIN DESCRIPTION

PIN NO.

PIN NAME

TYPE

DESCRIPTION

SOP-16

TSSOP-16

X1QFN-16(1.8×2.6)

VCCA

A-port power supply voltage. 1.2V ≤ VCCA ≤ 3.6V

1DIR

Direction-control input for ‘1’ ports

2DIR

Direction-control input for ‘2’ ports

1A1

I/O

Input/output 1A1. Referenced to VCCA

1A2

I/O

Input/output 1A2. Referenced to VCCA

2A1

I/O

Input/output 2A1. Referenced to VCCA

2A2

I/O

Input/output 2A2. Referenced to VCCA

8, 9

10, 11

GND

Ground

2B2

I/O

Input/output 2B2. Referenced to VCCB

2B1

I/O

Input/output 2B1. Referenced to VCCB

1B2

I/O

Input/output 1B2. Referenced to VCCB

1B1

I/O

Input/output 1B1. Referenced to VCCB

2 OE

3-state output-mode enables. Pull OE high to place ‘2’

outputs in 3-state mode. Referenced to VCCA

1 OE

3-state output-mode enables. Pull OE high to place ‘1’

outputs in 3-state mode. Referenced to VCCA

VCCB

B-port power supply voltage. 1.2V ≤ VCCB ≤ 3.6V

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