Product Summary

The XR20M1172IL32-F is a high performance two channel universal asynchronous receiver and transmitter (UART) with 64 byte TX and RX FIFOs and a selectable I2C/SPI slave interface. The XR20M1172IL32-F operates from 1.62 to 3.63 volts. The standard features include 16 selectable TX and RX FIFO trigger levels, automatic hardware (RTS/CTS) and software (Xon/Xoff) flow control, and a complete modem interface. Onboard registers provide the user with operational status and data error flags. The applications of the XR20M1172IL32-F include Portable Appliances, Battery-Operated Devices, Cellular Data Devices, Factory Automation and Process Controls.

Parametrics

XR20M1172IL32-F absolute maximum ratings: (1)Power Supply Range: 4 Volts; (2)Voltage at Any Pin: GND-0.3V to 4V; (3)Operating Temperature: -40℃ to +85℃; (4)Storage Temperature: -65℃ to +150℃; (5)Package Dissipation: 500 mW.

Features

XR20M1172IL32-F features: (1)1.62 to 3.6 Volt Operation; (2)Selectable I2C/SPI Interface; (3)SPI clock frequency up to 18 MHz at 3.3 V; 16 MHz at 2.5 V; 8 MHz at 1.8 V; (4)Full-featured UART, Data rate of up to 16 Mbps at 3.3 V; Data rate of up to 12.5 Mbps at 2.5 V; Data rate of up to 8 Mbps at 1.8 V; Fractional Baud Rate Generator; Transmit and Receive FIFOs of 64 bytes; 16 Selectable TX and RX FIFO Trigger Levels; Automatic Hardware (RTS/CTS) Flow Control; Automatic Software (Xon/Xoff) Flow Control; Halt and Resume Transmission Control; Automatic RS-485 Half-duplex Direction Control Output via RTS#; Wireless Infrared (IrDA 1.0 and 1.1) Encoder/Decoder; Automatic sleep mode (< 30 uA at 3.3V); General Purpose I/Os; Full modem interface; (5)Crystal oscillator (up to 24MHz) or external clock (up to 64MHz) input; (6)32-QFN and 28-TSSOP packages.

Diagrams

XR20M1172IL32-F block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
XR20M1172IL32-F
XR20M1172IL32-F

Exar

UART Interface IC UART

Data Sheet

0-1: $4.07
1-25: $3.52
25-100: $2.97
100-250: $2.87
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
XR20M1170
XR20M1170

Other


Data Sheet

Negotiable 
XR20M1170G16-0A-EB
XR20M1170G16-0A-EB

Exar

UART Interface IC Supports M1170 16 ld TSSOP, I2C Interface

Data Sheet

0-1: $153.00
1-5: $142.80
XR20M1170G16-0B-EB
XR20M1170G16-0B-EB

Exar

UART Interface IC Supports M1170 16 ld TSSOP, SPI Interface

Data Sheet

0-1: $153.00
1-5: $142.80
XR20M1170G24-0A-EB
XR20M1170G24-0A-EB

Exar

UART Interface IC Supports M1170 24 ld TSSOP, I2C Interface

Data Sheet

0-1: $153.00
1-5: $142.80
XR20M1170G24-0B-EB
XR20M1170G24-0B-EB

Exar

UART Interface IC Supports M1170 24 ld TSSOP, SPI Interface

Data Sheet

0-1: $153.00
1-5: $142.80
XR20M1170IG16
XR20M1170IG16

Exar

UART Interface IC UART

Data Sheet

0-1: $2.66
1-25: $2.33
25-100: $2.02
100-250: $1.70