XR21V1412IL-0A Datasheet, PDF (3/32 Pages) Exar Corporation – 2-CH FULL-SPEED USB UART

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