XR21V1412IL32-F View Datasheet(PDF) - Exar Corporation

Part Name

Description

MFG CO.

XR21V1412IL32-F

2-CH FULL-SPEED USB UART

Exar Corporation 

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REV. 1.3.0

FIGURE 2. PIN OUT ASSIGNMENT

XR21V1412

2-CH FULL-SPEED USB UART

32 31 30 29 28 27 26 25

GND 1

LOWPOWER 2

GND 3

VCC 4

TXA 5

RXA 6

GPIOA5/RTSA#/RS485A 7

GPIOA4/CTSA# 8

24 VCC

23 GND

22 GPIOB0/RIB#/RWKB#

32-pin QFN

21 GPIOB1/CDB#

20 GPIOB2/DSRB#

19 GPIOB3/DTRB#

18 GPIOB4/CTSB#

17 GPIOB5/RTSB#/RS485B

9 10 11 12 13 14 15 16

ORDERING INFORMATION

PART NUMBER

XR21V1412IL32-F

XR21V1412IL32TR-F

PACKAGE

32-pin QFN

32-pin QFN

NOTE: TR = Tape and Reel, F = Green / RoHS

OPERATING TEMPERATURE RANGE

-40°C to +85°C

-40°C to +85°C

DEVICE STATUS

Active

Active

3

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