Product Info

LTE Standard Module Series
EC25 Series Hardware Design
EC25_Series_Hardware_Design 25 / 134
3 Application Interfaces
3.1. General Description
EC25 series are equipped with 80 LCC pads and 64 LGA pads that can be connected to cellular
application platform. The subsequent chapters will provide detailed descriptions of the following
interfaces/functions.
⚫ Power supply
⚫ (U)SIM interface
⚫ USB interface
⚫ UART interfaces
⚫ PCM and I2C interfaces
⚫ SD card interface
⚫ ADC interfaces
⚫ Status indication
⚫ SGMII interface
⚫ Wireless connectivity interfaces
⚫ USB_BOOT interface
3.2. Pin Assignment
The following figure shows the pin assignment of EC25 series module.