XR20M1172IL32-F Exar Corporation, XR20M1172IL32-F Datasheet - Page 2

• Manufacturer Part Number: XR20M1172IL32-F
• Description: IC UART FIFO I2C/SPI 64B 32QFN
• Manufacturer: Exar Corporation

Specifications of XR20M1172IL32-F

• Number Of Channels: 2, DUART
• Package / Case: 32-VFQFN Exposed Pad
• Features: *
• Fifo's: 64 Byte
• Protocol: RS485
• Voltage - Supply: 1.62 V ~ 3.63 V
• With Auto Flow Control: Yes
• With Irda Encoder/decoder: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Data Rate: 16 Mbps
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.62 V
• Supply Current: 250 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• No. Of Channels: 2
• Uart Features: Tx/Rx FIFO Counters
• Supply Voltage Range: 1.62V To 3.63V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: QFN
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

XR20M1172
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO
ORDERING INFORMATION
F
IGURE
XR20M1172IG28
XR20M1172IL32
2. P
P
ART
IN
N
O
UMBER
UT
A
SSIGNMENT
GPIO2/CDB#
SEL_I2C_SPI#
GPIO4/DSRA#
GPIO6/CDA#
GPIO7/RIA#
I2C/SPI#
A0/CS#
XTAL1
XTAL2
28-Lead TSSOP
A0/CS#
A1/ SI
CTSA#
GND
VCC
SDA
RXB
RXA
TXA
TXB
32-pin QFN
A1/SI
SO
P
VCC
ACKAGE
14
10
12
13
11
1
2
3
4
5
6
7
8
9
27
29
30
31
32
25
26
28
24 23 22 21 20 19
1 2 3 4 5 6 7 8
28-Pin TSSOP
32-pin QFN
O
PERATING
2
-40°C to +85°C
-40°C to +85°C
T
18 17
EMPERATURE
15
13
12
10 XTAL2
16
14
11
9
28
27
26
25
24
23
22
21
20
19
18
17
16
15
XTAL1
CTSB#
RTSB#
GPIO3/RIB#
GPIO0/DSRB#
GND
GPIO2/CDB#
GPIO7/RIA#
GPIO6/CDA#
GPIO4/DSRA#
CTSA#
RESET#
GPIO1/DTRB#
GPIO5/DTRA#
RTSA#
IRQ#
SCK
CTSB#
RTSB#
GPIO3/RIB#
GPIO0/DSRB#
R
ANGE
D
EVICE
Active
Active
S
TATUS
REV. 1.0.1