Cheerzing ML2520 LTE NB-IoT & 2G GSM Module

Cheerzing ML2520 is a new ultra-small LTE Cat NB-IoT module in 52pin LCC form factor with built-in 2x2mm eSIM chipset. It can meet the requirements of CMCC CBM2024 standard. The Cheerzing ML2520 has been designed to meet various demands of customer's needs for M2M applications. Smart metering, smart parking, smart manhole cover, smart lighting and asset management are perfect examples of applications where this module could be used.

Cheerzing ML2520 Specifications and features:

* Category: LTE Cat.NB2 and GSM

* Chipset: ?

* Package & Pin: 52pin LCC

* Frequency Bands: Band3/Band5/Band8

* Support 2G GSM/GPRS: 850/900/1800/1900MHz

* LTE NB1 Rate: ST:25.2(DL)/15.625(UL), MT:25.2(DL)/54(UL)

& 2G GPRS rate: 85.6(DL)/85.6(UL)

* Temperature Range: -25°C ~ 75°C

* Extended Temperature Range: -40°C ~ 85°C

* Network Protocol: UDP/TCP/CoAP/LWM2M/MQTT/FTP/HTTP/HTTPS/SSL

* Interfaces:
- SIM: 1.8V/3.0V
- UART ×3
- ADC ×1, 10 bit
- SPI:
- Antenna: Main

* Firmware Upgrade: Via UART / FOTA

* Supply Voltage Range: 3.1V~4.2V(typ.3.8V)

* Power Consumption: 5uA@PSM

* Size: 20.0×24.0×2.4mm

* Weight: 2.3g

* Application Fields: Smart City，Smart City Council，Public Asset Tracking, Smart Lighting，Smart Manhole Cover