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Ai Thinker A9G GPRS Series Module is a complete quad-band GSM/GPRS module that supports GPRS and GPS/AGPS technologies and is integrated into a compact SMD package.
A9G can be widely used in various IoT applications, suitable for home automation, industrial wireless control, wearable electronics, wireless location-aware devices, wireless positioning system signals, and other IoT applications. It is an ideal solution for IoT applications.
Specifications
| Model Name | A9G |
| Package | SMD54 |
| Frequency | 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 |
| Coding scheme | CS 1,2, 3, 4 |
| PBCCH | Support |
| Audio processing mechanism | Echo Cancellation, Echo suppression, Noise suppression |
| SIM Card | 1.8V/3V |
| UART | 3 pcs ( including firmware upgrade serial port ), baud rate support 2400~1843200bps, default 115200bps |
| Antenna | Pad (include GSM, GPS) |
| Communication Interface | I2C,USB,UART,SDMMC,GPIO,ADC |
| GPS boot time | Cold start < 27.5s |
| Hot start < 1s | |
| Recapture < 1s | |
| GPS Sensitivity | Cold start: -148 dBm |
| Hot start: -162 dBm | |
| Recapture: -164dBm | |
| Tracking: -166 dBm | |
| GPS accuracy | Horizontal positioning accuracy:2.5m |
| High positioning accuracy:3.5m | |
| Working temperature | -20°C ~ +75°C |
| Length (mm) | 19.2 |
Features:
- Complete quad-band GSM / GPRS module, 850/900/1800 / 1900MHz
- SMD package for easy MP & testing
- Working temperature -30 ° C +80 ° C;
- GPRS Class 10
- Sensitivity <-105
- GPIO level is 2.8V
- Low power mode, average current 2mA or less
- support GPS, BD.
- Supports digital audio and analog audio, supports HR, FR, EFR, AMR voice coding
- Support voice calls and SMS messages
- Embedded network service protocol stack
- Support standard GSM07.07,07.05AT command and Anxin expandable command set
- Support PBCCH
- Supports firmware upgrade via serial port
Package includes:
- 1 x Ai Thinker A9G GPRS Series Module
