Frequently bought together:
Description
Features:
| CATEGORY | SPECIFICATIONS |
|---|---|
| Product Type | GSM/GPRS Communication Module |
| Module Name | SIM900A GSM Module |
| Power Supply Interfaces | VCC5 (5V), VCC4 (3.5V–4.5V) |
| Power Features | Optional power-on self-starting and control start |
| Recommended Power Input | 5V DC above 1A |
| Low Power Mode | Dormancy current about 10mA |
| Antenna Interfaces | SMA (default) and IPXmini |
| SIM Card Support | Supports SIM cards including 2G, 3G, and 4G cards |
| Serial Communication | TTL serial port |
| TTL Compatibility | Compatible with 3.3V and 5V microcontrollers |
| Protection Features | SMF05C ESD protection chip on SIM card circuit |
| Antenna Design | Short and straight antenna circuit for signal strength |
| PCB Features | Interface labels for easy secondary development |
| Control Pins | All control pins exposed |
| Speech Interface | Mike/speech interface included |
| Reset Function | SIM900A reset pin (active low) |
| Communication Pins | SIMR (RXD), SIMT (TXD) |
| Onboard Resources | Serial port circuit, SMA antenna interface, SIM card slot, mounting holes, SIM900A serial output terminal |
| Module Size | 49 mm × 47 mm |
| Net Weight | 28 g |
| Total Weight | 38 g |
Package Includes:
- 1 x SIM900A V4.0 kit
- 1 x Power Cable
- 1 x Antenna
|
|
2 Reviews
-
GSM simp 900a
It's a good device/module
-
Network
Good network reception. Recommend to buyers
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