Professional IC Distribution & Technical Solutions

The GSM028CC is a GSM/GPRS module manufactured by STMicroelectronics (ST). Below are its key specifications, descriptions, and features:

Specifications:

• Technology: GSM/GPRS
• Frequency Bands:
• Quad-band: 850/900/1800/1900 MHz
• Data Transfer:
• GPRS Class 12 (up to 85.6 kbps)
• Power Supply:
• Operating Voltage: 3.4V – 4.5V
• Typical Supply Current:
• Idle Mode: ~3 mA
• Active Mode: ~300 mA (peak)
• Operating Temperature:
• -40°C to +85°C
• Interfaces:
• UART (for AT commands)
• SIM Card Interface (3V/1.8V)
• GPIOs (for control and status)
• Analog Audio Interface (for voice calls)
• Antenna:
• 50Ω impedance (external antenna required)
• Dimensions:
• Compact form factor (exact dimensions vary by variant)

Descriptions:

• The GSM028CC is a low-power, embedded cellular module designed for M2M (Machine-to-Machine) and IoT applications.
• It supports SMS, voice calls, and GPRS data transmission, making it suitable for remote monitoring, tracking, and wireless communication.
• The module is AT command-controlled, allowing easy integration with microcontrollers and embedded systems.

Features:

• Quad-band GSM/GPRS for global coverage.
• Low power consumption for battery-operated devices.
• Integrated TCP/IP stack for internet connectivity.
• Secure communication with SIM authentication.
• Compact and robust design for industrial applications.
• Supports Over-the-Air (OTA) firmware updates.

For detailed datasheets and application notes, refer to STMicroelectronics' official documentation.