ER-GM-220-III NV BDS/GPS Dual-Mode Positioning Module

Introduction

ER-GM-220-III NV BDS/GPS Dual-Mode Positioning Module is for pre-installed market. ER-GM-220-III NV is the third generation product of ER220 series module. It is a low-power GNSS SoC chip with completely independent intellectual property rights-HumbirdTM UC220, which is the smallest fully finished BDS/GPS positioning module on the market. The product has low power consumption, which is very suitable for positioning performance, product reliability and high quality requirements of the GNSS scale applications.

Features

Car-level products, the chip in line with AEC-Q100, production in line with TS16949

Excellent navigation and positioning capabilities, support single-system independent positioning and multi-system joint positioning

High sensitivity design

Support for A-GNSS

Low power consumption, small size

Compatible with mainstream GPS modules to save replacement costs

SMD surface mount package for customer production

Active antenna, passive antenna, A-GNSS

Specifications

Performance

Channel: based on 64-channel HumbirdTM chip positioning accuracy 1 2.5m CEP (dual system level)

Frequency: BDS B1 2.0m CEP (SBAS level)

GPS L1 speed accuracy 1 (RMS) GNSS/GPS: 0.1m/s

Positioning mode: single-system independent positioning BDS: 0.2m/s

Multisystem joint positioning 1PPS support

First time (TTFF): Cold start: 30s Sensitivity BDS GPS

Hot start: 1s tracking  -160dBm  -160dBm

Re-capture: <1s  capture -145dBm -147dBm

Data update rate: 1Hz hot start/recapture -154dBm -154dBm

Physical properties

Size: 6.0×12.2×2.4mm

Package: 24-pin, SMD surface mount

Operating temperature: -40°C to+85°C

Storage temperature: -45°C to+90°C

Electrical indicators

Voltage: 2.7V~3.6V DC

LNA Feed: 2.7V~3.3V, <100mA

Power consumption 2: 120mW

Function interface

Data Interface: 2xUART/1xI2C/1xSPI

1x event input

1x1PPS output

NMEA 0183 (compatible with big dipper)

Unicore

Note: Note * part of the optional configuration 1 typical, <30m/s open sky 2open sky, continuous tracking