AT9880B Beidou Single-Mode Navigation SOC Chip

The AT9880B is a high-performance Beidou single-mode satellite navigation receiver SOC chip, integrating an RF front-end, digital baseband, Beidou multi-frequency signal processing engine, and power management. It supports China’s Beidou II and III, receiving signals at B1I, B1C, B2I, B3I, B2a, and B2b frequencies.

Key Features

• Supports Beidou II/III

• Supports single-frequency, dual-frequency, and multi-frequency Beidou reception

• Supports A-BDS

• Active antenna detection and protection

• Integrated DCDC and LDO; supports 3.3V single power supply

Chip Applications

• Vehicle positioning and navigation

• Timing

• Wearable devices

• IoT positioning devices

• Portable devices (e.g., smartphones, tablets)

Performance Metrics

Package Diagram

Pin Configuration

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