The SIM7600G-H is a high-performance 4G LTE communication module designed for reliable cellular connectivity in embedded and industrial systems. It supports multi-mode operation across 4G LTE, 3G, and 2G networks, providing high-speed data transmission, voice, SMS, and GNSS functionality. The module integrates powerful processing, multiple interfaces, and robust RF performance, making it suitable for demanding IoT and M2M environments.
Key Features
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Multi-mode cellular support: 4G LTE, 3G WCDMA, and 2G GSM
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High-speed LTE data connectivity
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Supports voice calls, SMS, and packet data
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Integrated GNSS positioning (GPS, GLONASS, BeiDou, Galileo)
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USB device interface with CDC, ECM, and NDIS support
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Multiple UARTs for control and data communication
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Supports standard AT command set
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SIM card interface with 1.8V / 3.0V compatibility
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Onboard RF connectors for LTE and GNSS antennas
Technical Specifications
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LTE Category: LTE Cat-4
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Peak data rate: up to 150 Mbps downlink, 50 Mbps uplink
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Supported LTE bands: region-dependent (common bands include B1, B3, B7, B8, B20, B28, B38, B40, B41)
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Operating voltage: typically 5V (high peak current during transmission)
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Peak current consumption: up to 2A during LTE transmission bursts
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Operating temperature: –30°C to +75°C
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Form factor: LGA / module-based design suitable for carrier boards
Interfaces and Integration
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USB 2.0 high-speed interface
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UART, GPIO, and control pins
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Supports TCP/IP, HTTP/HTTPS, FTP, MQTT, and SSL/TLS stacks
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Compatible with Linux, Windows, Raspberry Pi, Arduino (via USB or UART), and industrial controllers
Power and Design Notes
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Requires a stable power supply with sufficient current headroom
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External LTE and GNSS antennas recommended for optimal performance
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Proper PCB grounding and RF layout essential for reliable operation
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