Features
 STMicroelectronics positioning receiver with 48
tracking channels and 2 fast acquisition
channels supporting GPS, Galileo, GLONASS,
BeiDou and QZSS systems
 Single die standalone receiver embedding RF
Front-End and low noise amplifier
 -162 dBm indoor sensitivity (tracking mode)
 Fast TTFF < 1 s in Hot start and 30 s in Cold
Start
 High performance ARM946 MCU (up to
196 MHz)
 256 Kbyte embedded SRAM
 External SQI Flash interface
 8 free running timers/ counters (32 bit)
 Real Time Clock (RTC) circuit
 32-bit Watch-dog timer
 3 UARTs
 1 I2C master interface
 1 Synchronous Serial Port (SSP, Motorola-SPI
supported)
 USB2.0 full speed (12 MHz) with integrated
physical layer transceiver
 1 Controller Area Network (CAN)
(STA8090WGBD only)
 Power Management Unit (PMU) embedding
switching regulator
 Operating condition:
– Main voltage regulator (VINL): 1.6 V to
4.3 V
– Backup voltage (VINB): 1.6 V to 4.3 V
– Digital voltage (VDD): 1.0 V to 1.32 V
– RF core voltage (VCC): 1.2 V ± 10%
– IO Ring Voltage (VddIO): 1.8 V ± 5% or
3.3 V ± 10%
 Package:
– WLCSP77 (3.861 x 3.843 x 0.6 mm) 0.4
pitch
 Packing in Tape and Reel
 Operating temperature range: -40/ +85 °C

Description
STA8090WG belongs to Teseo III family products.
STA8090WG is a single die standalone positioning receiver which embeds the new ST GNSS positioning engine capable of receiving signals from multiple satellite navigation systems, including GPS, Galileo, Glonass, BeiDou QZSS.
The minimum BOM and small WLCSP package make STA8090WG the ideal solution for low-cost and small footprint products such hand-held computers, cameras, data loggers, and sports accessories.
The device is offered with a complete GNSS firmware which performs all GNSS operations including tracking, acquisition, navigation and data output.