Ai Thinker A9 GPRS Series Module
The Ai Thinker A9 GPRS Series Module is a versatile solution for a wide range of IoT applications, from home automation to industrial wireless control. It is also well-suited for wearable electronics, wireless location tracking systems, and other IoT-related tasks.
Designed to be compact, the A9 module integrates quad-band GSM/GPRS functionality into a small SMD package. Offering stable performance, a space-saving form factor, and cost efficiency, it meets the diverse needs of users, ensuring reliable connectivity and functionality across various IoT applications.
Features:
Supports GSM/ GPRS frequency: 800/ 900/ 1800/ 1900 MHz.
Supports voice calls and SMS messages.
The data rate is 85.6 Kbps
Supports firmware upgrade via serial port
Support PBCCH
Supports 3 serial ports, one download serial port, one AT command port.
Working temperature: -30 ℃-80℃
Working voltage: 3.5v – 4.2v (it’s best to power by 4v)
Power voltage: >3.5 Volts
Low power consumption:
Sensitivity GPIO level: 2.8 volts
Specification:
| Model Name | A9 |
|---|---|
| Package | SMD54 |
| Frenquency | 850/900/1800/1900MHz |
| GPRS Multi-slot | Class 12 |
| GPRS Mobile Station | Class B |
| Power supply | 3.5~4.2V typical value 4.0V |
| Current | 1.14mA@DRX=5 1.03mA@DRX=9 |
| AT command | 3GPP TS 27.007, 27.005 |
| GPRS Class 12 | Max 85.6kbps (Up & Down) |
| Coding scheme | CS 1,2, 3, 4 |
| PBCCH | support |
| SIM Card | 1.8V/3V |
| UART | 3pcs (including firmware upgrade serial port)ˈbaud rate support 2400~1843200bps, default115200bps |
| Antenna | Pad |
| Communication Interface | I2C,USB,UART,SDMMC,GPIO,ADC |
| Working Temperature | -20°C ~ +75°C |
| Length (mm) | 19.2 |
| Width (mm) | 18 |
| Height (mm) | 2.5 |
| Weight (gm) | 3 |
| Shipping Weight | 0.03 kg |
| Shipping Dimensions | 8 × 5 × 1 cm |
Package includes:
1 x Ai Thinker A9 GPRS Series Module
Datasheet
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