Module Features

• Small form factor, SMT module 25mm x 19mm

• Same footprint and pin-out as ETRX357-LRS

• Side Castellations for easy soldering and inspection

• Two antenna options: Integrated chip antenna or U.FL coaxial connector

• Based on 32-bit ARM® Cortex-M3

• Industry standard JTAG Programming and real time network level debugging via the Ember Debug Port

• Up to 512kB of flash and 64kbytes of RAM

• Lowest Deep Sleep Current of sub 1μA with retained RAM and GPIO and multiple sleep modes

• Ultra Wide supply voltage range (2.1 to 3.6V)

• Optional 32.768kHz watch crystal can be added externally

• Can act as an End Device, Router or Coordinator

• 22 general-purpose I/O lines including analogue inputs

• Firmware upgrades via serial port or over the air (password protected)

• Hardware supported encryption (AES-128)

• CE and UKCA, FCC and IC compliance, IC and FCC modular approval

• Operating temperature range: -40°C to +85°C

• Standard version without LNA and PA available in the same form factor

Radio Features

• Based on the Silicon Labs EM358x family of single chip ZigBee® SoCs

• 2.4GHz ISM Band

• 250kbit/s over the air data rate – NB: actual usable data throughput with ZigBee is about 20kbps

• 15 channels (IEEE802.15.4 Channel 11 to 25)

• SiGe SE2432L integrated PA and LNA

• +20dBm output power (adjustable down to -41dBm)

• High sensitivity of -106dBm typ. @ 1 packet error rate

• RX Current: 33mA, TX Current: approx 140mA at 20dBm