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RM24.00
SIM900A GSM GPRS Module Board Include Antenna Compatible Arduino STM32 SIM Card SMS Call Ring Call Internet 2G 3G 4G
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Est. delivery by Apr 17 - Apr 20
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Product description
The SIM900A Module is a powerful communication solution that enables seamless integration of GSM capability into your projects. Its adaptable serial port compatibility and comprehensive functionality, including SMS, data, MMS, and Internet access support, offer versatility and ease of use. Designed with robust protection features and user-friendly design elements, such as silk screen markings for easy identification, it ensures reliable performance and simplified integration for your communication needs.
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Specifications:
1. Operating Voltage: 5V
2. Standby Current: Around 80mA
3. Sleep State Current: Around 10mA
4. TTL Level: 3.3V and 5V microcontrollers
5. Debugging: USB-232 and USB-TTL
6. Frequency Bands: Duad-band (EGSM900 900Mhz, DCS1800 1800Mhz)
7. SIM Card Compatibility: Supports 2, 3, and 4G
8. Reset Pin: Header drawn out for unattended remote reset
9. Operation Temperature: -30C to +80C
10. PCB Size: 50mm × 49mm
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Characteristics:
1. Power Efficiency: Operates efficiently with a 5V power supply, optimizing power consumption for various applications, including long-term data transmission.
2. Adaptive Serial Port Compatibility: Compatible with 3.3V and 5V microcontrollers, ensuring versatile integration into different systems without additional level-shifting components.
3. Comprehensive Functionality: Supports SMS, data, MMS, and Internet access, providing various communication capabilities suitable for diverse applications.
4. Remote Control Features: Incorporates a reset pin header for unattended remote reset on-site and DTMF functionality for remote control, enhancing convenience and flexibility in operation.
5. Protection Mechanisms: Utilizes TVS and magnetic bead protection devices in the serial port circuit to safeguard against surges and high voltages, ensuring the reliability and durability of the module.
6. SIM Card Protection: Includes an SMF05C electrostatic discharge chip in the SIM card circuit, enhancing protection against electrostatic discharge events.
7. Optimized Antenna Design: Features a short and straight antenna circuit design to maintain signal strength, ensuring reliable communication performance in various environments.
8. Flexible Debugging Options: Supports USB-232 and USB-TTL debugging methods, providing flexibility for developers based on personal preferences and available accessories.
9. Robust Construction: Designed following the SIM900A hardware design manual, ensuring compatibility and reliability by industry standards.
10. Wide Compatibility: Compatible with 2G, 3G, and 4G mobile phone cards, enabling connectivity across different network generations for broader application.
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Package List:
1. 1 × SIM900A Module
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