SLM320E MiniPCIe MeiG Module Description
MeiG Smart SLM320 is a Mini PCIe LTE Cat.1 bis wireless communication module (footprint compatible with MeiG SLM750/SLM790) that provides LTE Cat.1 and LTE Cat.4 compatible design options. It integrates Bluetooth 4.2/BLE and Wi‑Fi scan, with optional GPS/BeiDou/GLONASS, optional onboard SMD SIM, and expandable SPI flash. Available regional variants: SLM320‑C (China), SLM320‑E (EMEA & APAC), SLM320‑LA (Latin America).
SLM320E MiniPCIe MeiG Module Features
- Cellular: LTE Cat.1 bis (Cat.4 compatible design option)
- GNSS (optional): GPS / BeiDou / GLONASS
- Short range wireless: Bluetooth 4.2 / BLE and Wi‑Fi scan
- Package: Mini PCIe (LCC-style reference in datasheet)
- Storage: Expandable SPI flash
- SIM: Optional reserved SMD SIM on board
- Protocols: TCP, UDP, MQTT, FTP/FTPS, HTTP/HTTPS, LwM2M, CoAP
- Interfaces: Multiple industrial standard interfaces and rich peripheral expansion for M2M use
SLM320E Module Specifications
| Category | Parameter | Value / Details |
|---|---|---|
| General Features | Package | LCC (LCC80pin + LGA 64pin) |
| Size | 32.0 × 29.0 × 2.4 mm | |
| Weight | About 5 g | |
| Certifications | CCC / SRRC / CTA / CE / RCM* / FCC* / KC* / NCC* *means it is still in planning and design |
|
| Module Interfaces | High-speed USB | USB 2.0 × 1 |
| UART | 3 × | |
| I2C | 3 × | |
| SDIO | 2 × | |
| SPI | 2 × | |
| Control Pins | WAKEUP-IN & WAKEUP-OUT, Power On/Off, Reset, Fly Mode | |
| LED indicator | × 1 | |
| SIM card interface | 1.8 / 3.0 V | |
| Antenna Interface | Main antenna, BT/Wi-Fi antenna, GPS antenna | |
| I2S | 1 × | |
| Drivers & Tools | Windows series, Linux 2.6 and above, Android 4.0 and above | |
| Tools | One-click upgrade tool, FOTA upgrade | |
| Protocols | TCP, UDP, MQTT, FTP/FTPS, HTTP/HTTPS, LwM2M, CoAP | |
| Module Rate | LTE-FDD (Non-CA Cat.1) | Max 10 Mbps (DL) / 5 Mbps (UL) |
| LTE-TDD (Non-CA Cat.1) | Max 8 Mbps (DL) / 2 Mbps (UL) | |
| GPRS | Max 85.6 kbps (DL) / 85.6 kbps (UL) | |
| Transmission Power | Class 4 GSM850/900: 33 ± 2 dBm Class 1 GSM1800/1900: 30 ± 2 dBm Class 3 LTE-TDD/FDD: 23 ± 2.7 dBm |
|
| Electrical Characteristics | Power supply voltage | 3.5 V ~ 4.2 V, typical 3.8 V |
| Shutdown | 10 µA (TBD) | |
| Sleep | 2 mA (TBD) | |
| Idle | 20 mA (TBD) | |
| Temperature and Humidity | Operation Temperature:-30 °C to +70 °C | |
| Storage Temperature | -40 °C to +85 °C | |
| Humidity | 5% ~ 95% | |
| SLM320 Band Information – Variants | SLM320-C (PN: M320P89M) – Variant for China LTE-FDD: B1/B3/B5/B8 LTE-TDD: B34/B38/B39/B40/B41 GSM: B3/B5/B8 |
|
| SLM320-E (PN: M320PE1A) – Variant for EMEA, Asia Pacific LTE-FDD: B1/B3/B5/B7/B8/B20 LTE-TDD: B38/B40/B41 GSM: B2/B3/B5/B8 |
||
| SLM320-E (PN: M320PE2B) | LTE-FDD: B1/B3/B5/B7/B8/B28 LTE-TDD: B38/B40/B41 GSM: B2/B3/B5/B8 |
|
| SLM320-E (PN: M320PE2C) | LTE-FDD: B1/B3/B7/B8/B20/B28 LTE-TDD: B38/B40/B41 GSM: B2/B3/B5/B8 |
|
| SLM320-LA (PN: M320L16A) | LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B20/B28 LTE-TDD: B40 GSM: B2/B3/B5/B8 |
SLM320E MiniPCIe MeiG Module Applications
- Industrial meters and automation
- Shared equipment connectivity
- Security monitoring systems
- Financial POS terminals
- Asset trackers and telematics
- General M2M / IoT deployments requiring LTE Cat.1 connectivity and short‑range wireless (BLE/Wi‑Fi scan)
Downloads
SLM320 Module Specification V2.0
(pdf, 1201KB)
| Form factor | Mini PCIe module (LCC/package family referenced) |
|---|---|
| Cellular capability | LTE Cat.1 bis (supporting Cat.4 compatible design) |
| Bluetooth | BT 4.2 / BLE |
| Protocol stack | TCP, UDP, MQTT, FTP/FTPS, HTTP/HTTPS, LwM2M, CoAP |
| Variants by region | SLM320‑C, SLM320‑E, SLM320‑LA |
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