双频多系统RTK定位模组

The CM260R is a low-cost dual-frequency multi-system centimeter-level RTK positioning module developed by ICOE. It adopts industry-standard packaging, built-in high-performance CPU, and can support centimeter-level positioning accuracy under a 1Hz update rate. Based on its excellent positioning accuracy, ultra-low power consumption and sensitivity, and outstanding multipath suppression ability, this module can maintain sub-meter positioning accuracy in various complex environments in modern cities.It is widely used in shared bicycles, electric two-wheelers, scooters and other application fields.

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Technical advantages

Multi-system multi-frequency points

Supports joint positioning of BDS B1I/B1C*/B2a/B2b*、GPS L1/L5、GLONASS L1、Galileo E1/E5a、QZSS L1/L5

High precision

Supports dual-frequency multi-system on-chip RTK positioning solution, with positioning accuracy up to 1cm.

Low power design

The power consumption of dual-frequency RTK tracking is as low as 100mW.

Strong anti-interference ability

Built-in narrowband anti-interference technology, which can suppress up to -60dBm interference

Supports active antenna

Supports antenna short circuit, open circuit, and insertion reporting.

Package

LCC: 12.2x16.0x2.4(mm), tape and reel packaging, 500pcs/reel.

Product Specifications

Technical performance

Constellations

BDS: B1I、B1C^*、B2a、B2b^*
GPS: L1C/A、L5
GLONASS: L1
Galileo: E1、E5a
QZSS: L1C/A、L5

Positioning accuracy^①

Single point positioning: RMS)<1.0m(dual-frequency four systems, open sky)
RTK positioning: RMS 1cm+1ppm (open sky)
Velocity accuracy: 0.1m/s

TTFF^②

Cold Start ：24s
Hot Start：1s
Re-acquisition：1s

Sensitivity^③④

Cold Start （dBm）：-148
Hot Start（dBm）：-155
Tracking（dBm）：-164
Re-acquisition（dBm）：-155

Power Consumption

Capture: 100mW (dual-frequency four-system)
Tracking: 100mW (dual-frequency four-system)

Differential Data

RTCM V3.2/3.3

Initialization Time

＜10s(typical)

Initialization Reliability

＞99.9％

Update Rate

1Hz

Data Format

NMEA-0183，ICOE protocol

Others

Main Power Supply

2.7V~3.6V

Communication Interface

UARTⅹ2，I²C^*ⅹ1，SPI^*ⅹ1

MSL

Level 3

Working & Storage

-40~+85℃

Package

24PIN LCC，12.2ⅹ16.0ⅹ2.4(mm)，tape packaging, 500pcs/reel

Note:
^①Simulated 33mps linear motion scenario under a simulator
^②Tested under instrument with satellite signal strength of -130dBm
^③Tested under CN0 of 41dB/Hz condition at -130dBm
^④Tested under external LNA conditions^*Indicates that this feature is under development
(The detailed parameters of the product shall be subject to the latest version of the product datasheet)