XR21V1410IL-0A-EB Datasheet, PDF (2/28 Pages) Exar Corporation – 1-CH FULL-SPEED USB UART

XR21V1410
1-CH FULL-SPEED USB UART
FIGURE 1. XR21V1410 BLOCK DIAGRAM
USBD+
USBD-
SDA
SCL
3.3V VCC
GND
Internal
48MHz
Oscillator
USB Slave
Interface
I²C
Interface
FIGURE 2. PIN OUT ASSIGNMENT
REV. 1.3.0
Fractional
BRG
128-byte
TX FIFO
384-byte
RX FIFO
Internal
Status and
Control
Registers
GPIOs/
Modem IO
UART
TX
RX
GPIO5/RTS#
GPIO4/CTS#
GPIO3/DTR#
GPIO2/DSR#
GPIO1/CD#
GPIO0/RI#/RWK#
12 11 10
GND 13
USBD- 14 ^16-Pin
USBD+ 15 ^QFN
9
8 GPIO0/RI#/RWK#
7 GPIO1/CD#
6 GPIO2/DSR#
VCC 16
5 GPIO3/DTR#
1234
ORDERING INFORMATION
PART NUMBER
XR21V1410IL16-F
XR21V1410IL16TR-F
PACKAGE
16-pin QFN
16-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
2