SL869T3-I Product User Guide
1VV0301546 Rev. 3
Page 10 of 68
2021-03-31
2.
PRODUCT DESCRIPTION
The SL869T3-I is a fully integrated GNSS module which receives GPS (L1) and NavIC (L5)
navigation signals. It is based on the STMicroelectronics Teseo III GNSS engine with an
ARM-9 core processor with flash memory, and includes a TCXO, RTC crystal, LNA, and
SAW filters.
Special Features
•
By default, the NavIC (formerly IRNSS) L5 constellation is supported along with
GPS L1
•
AIS-140 compliant
•
Antenna on (output signal)
•
Antenna sense (input signal)
2.1.
Product Overview
•
Complete GPS and NavIC receiver module including memory, TCXO, RTC, LNA,
SAW Filters, Diplexer, L5 RF chip, and DC blocking capacitor
•
Based on the STMicroelectronics Teseo III engine with ARM946 CPU
•
By default, constellations supported: GPS (L1 C/A) and NavIC (L5) are enabled
o
Galileo (L1) may also be enabled if desired.
o
Also, GLONASS (L1) or Beidou (L1) may be enabled if NavIC is disabled.
•
SBAS corrections (WAAS, EGNOS, MSAS, GAGAN) capable
•
Assisted GPS (AGPS) Autonomous (ST-AGPS) support for extended ephemeris
•
Differential GPS (DGPS) capable using the RTCM SC-104 protocol
•
NMEA-0183 command input and data output
•
Navigational fixes reported at One Hz
•
3 UART ports (see I/O Ports)
•
1 I2C port (see I/O Ports)
•
1PPS output
•
Supports active or passive antenna
•
Antenna on (output) signal
•
Antenna sense (input) signal
•
Memory
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