XR21V1412IL32-F Exar Corporation, XR21V1412IL32-F Datasheet - Page 2

• Manufacturer Part Number: XR21V1412IL32-F
• Description: IC UART FIFO USB DUAL 32QFN
• Manufacturer: Exar Corporation
• Type: USB UARTsr

Specifications of XR21V1412IL32-F

• Package / Case: 32-VFQFN Exposed Pad
• Features: *
• Number Of Channels: 2, DUART
• Fifo's: 128 Byte, 384 Byte
• Protocol: USB 2.0
• Voltage - Supply: 2.97 V ~ 3.63 V
• With Auto Flow Control: Yes
• Mounting Type: Surface Mount
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Supply Current: 16 mA
• Operating Supply Voltage: 2.97 V to 3.63 V
• No. Of Channels: 2
• Data Rate: 12Mbps
• Uart Features: Automatic Hardware And Software Flow Control, Half-Duplex Mode, Fractional Baud Rate Generator
• Supply Voltage Range: 2.97V To 3.63V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 1016-1301 - EVAL BOARD FOR XR21V1412IL
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 1016-1302

XR21V1412
2-CH FULL-SPEED USB UART
F
IGURE
3.3V VCC
USBD+
USBD-
GND
SDA
SCL
1. XR21V1412 B
USB Slave
Oscillator
Interface
Interface
LOCK
Internal
48MHz
I
2
C
D
IAGRAM
2
Status and
Status and
Fractional
Fractional
Registers
Registers
Internal
Internal
Control
Control
BRG
BRG
UART Channel B
UART Channel A
Modem IO
Modem IO
RX FIFO
128-byte
TX FIFO
384-byte
RX FIFO
128-byte
TX FIFO
384-byte
GPIOs/
GPIOs/
TXB
RXB
GPIOB5/RTSB#
GPIOB4/CTSB#
GPIOB3/DTRB#
GPIOB2/DSRB#
GPIOB1/CDB#
GPIOB0/RIB#
TXA
RXA
GPIOA5/RTSA#
GPIOA4/CTSA#
GPIOA3/DTRA#
GPIOA2/DSRA#
GPIOA1/CDA#
GPIOA0/RIA#
REV. 1.1.0