XR20M1172IG28-F Exar Corporation, XR20M1172IG28-F Datasheet - Page 8

• Manufacturer Part Number: XR20M1172IG28-F
• Description: IC UART FIFO I2C/SPI 64B 28TSSOP
• Manufacturer: Exar Corporation

Specifications of XR20M1172IG28-F

• Number Of Channels: 2, DUART
• Package / Case: 28-TSSOP (0.173", 4.40mm Width)
• 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: TSSOP
• 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
• Other names: 1016-1298-5

XR20M1172
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO
F
IGURE
Master write:
Master read:
Combined
formats:
START condition
START condition
START condition
6. I C D
2
S
S
S
ATA
ADDRESS
ADDRESS
ADDRESS
SLAVE
SLAVE
SLAVE
F
ORMATS
Read or
R/W
write
write
read
W
R
acknowledge
acknowledge
acknowledge
A
A
A
Data transferred (n bytes +
DATA
DATA
DATA
acknowledge)
Data transferred (n bytes + acknowledge)
Data transferred (n bytes + acknowledge)
acknowledge
acknowledge
acknowledge
A
A
A
8
Repeated
START condition
Sr
DATA
DATA
ADDRESS
Not acknowledge
SLAVE
acknowledge
Direction of transfer may
NA
A
Read or
write
change at this point
R/W
STOP condition
STOP condition
P
P
acknowledge
A
Data transferred (n bytes +
DATA
acknowledge)
acknowledge
A
STOP condition
REV. 1.0.1
P