XR21V1412IL32-F Exar Corporation, XR21V1412IL32-F Datasheet - Page 16

• 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
A
3.2
DDRESS
0X00
0X01
0X02
0X03
0X04
0x0C
0x0D
0x1C
0x1D
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x0E
0x0F
0x10
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
0x1A
0x1B
0x1E
0x1F
0x11
UART Register Map
Reserved
Reserved
Reserved
UART_ENABLE
CLOCK_DIVISOR0
CLOCK_DIVISOR1
CLOCK_DIVISOR2
TX_CLOCK_MASK0
TX_CLOCK_MASK1
RX_CLOCK_MASK0
RX_CLOCK_MASK1
CHARACTER_FORMAT
FLOW_CONTROL
Reserved
Reserved
Reserved
XON_CHAR
XOFF_CHAR
Reserved
ERROR_STATUS
TX_BREAK
XCVR_EN_DELAY
Reserved
Reserved
Reserved
Reserved
GPIO_MODE
GPIO_DIRECTION
GPIO_INT_MASK
GPIO_SET
GPIO_CLEAR
GPIO_STATUS
R
EGISTER
N
AME
Status
Bit-15
Bit-15
Bit-15
Break
B
Bit-7
Bit-7
Bit-7
Stop
Bit-7
Bit-7
Bit-7
IT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-7
T
ABLE
Overrun
Bit-14
Bit-14
Bit-14
B
Error
Bit-6
Bit-6
Bit-6
Bit-6
Bit-6
Bit-6
IT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7: UART R
-6
16
GPIO5
GPIO5
GPIO5
GPIO5
GPIO5
Bit-13
Bit-13
Bit-13
B
Parity
Parity
Error
Bit-5
Bit-5
Bit-5
Bit-5
Bit-5
Bit-5
IT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-5
EGISTERS
Framing
GPIO4
GPIO4
GPIO4
GPIO4
GPIO4
Bit-12
Bit-12
Bit-12
B
Error
Bit-4
Bit-4
Bit-4
Bit-4
Bit-4
Bit-4
IT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-4
Polarity
Duplex
Enable
GPIO3
GPIO3
GPIO3
GPIO3
GPIO3
XCVR
Break
B
Bit-11
Bit-11
Bit-11
Error
Bit-3
Bit-3
Bit-3
Half-
Bit-3
Bit-3
Bit-3
IT
0
0
0
0
0
0
0
0
0
0
0
0
0
-3
GPIO2
GPIO2
GPIO2
GPIO2
GPIO2
Bit-10
Bit-18
Bit-10
Bit-10
B
Bit-2
Bit-2
Bit-2
Bit-2
Bit-2
Bit-2
Flow Control Mode Select
IT
0
0
0
0
0
0
0
0
0
0
0
0
0
-2
Data Bits
Delay
Mode Select
GPIO1
GPIO1
GPIO1
GPIO1
GPIO1
Bit-17
B
Bit-1
Bit-9
Bit-1
Bit-9
Bit-1
Bit-9
Bit-1
Bit-1
Bit-1
RX
IT
0
0
0
0
0
0
0
0
0
0
0
0
-1
REV. 1.1.0
GPIO0
GPIO0
GPIO0
GPIO0
GPIO0
Bit-16
B
Bit-0
Bit-8
Bit-0
Bit-8
Bit-0
Bit-8
Bit-0
Bit-0
Bit-0
TX
IT
0
0
0
0
0
0
0
0
0
0
0
0
-0