Users Manual

BDE‐BLEM401P
Guangzhou BDE Technology Inc.
Bluetooth Low Energy Module (BT4.2)
Key Features
 Bluetooth single Mode 4.2 compliant

Low‐power 2.4GHz Transceiver

ARM968E Core Microprocessor integrated

160 KB programmable Flash for Program and 20 KB RAM for Data

Program code read protection

Operation voltage from 0.9 V to 3.6 V
 Clock

16 MHz crystal reference clock

64 MHz digital PLL clock

32 kHz ring oscillator

External 32 kHz crystal oscillator
 MCU can run with any clock source with internal frequency divider

Interface and peripheral units

JTAG, SPI interface

UART

Multi‐channels PWM output

On‐chip 10 bit general ADC
 13 GPIO with multiplexed interface functions

True random number generator

RF Performance

TX Power: up to 1.0dBm

RX Sensitivity: up to ‐96dBm

Communication Range: 30 meters (LOS)
 Antenna: Integrated PCB antenna

Size: 16.55mm x 10.8mm x 1.5mm (Without Shielding)
16.55mm x 10.88 mm x 2.3mm (With Shielding)

Power Consumption:

Shutdown: 1uA (Wake up on External Events)

Standby: 8.5uA (RTC Running and RAM/CPU Retention)
 RX Current: 5.1mA

TX Current @ ‐1dBm: 4.8mA

BQB (DID: D049515), FCC ID: 2ABRUBDLEM401P, C E, RoHS compliant