碧德（BDE）是美国德州仪器（TI）第三方合作伙伴

低功耗蓝牙模组

BDE-BLEM301是蓝牙5.1低能耗模块中性价比最高的一款。基于Dialog超低功耗DA14531 SoC，在单个模块中包含Cortex®M0+ MCU、1Mbit板上闪存、蓝牙5.1低能量收音机和高效PCB天线。该模块可以使用或不使用外部MCU。它还为传感器应用提供了灵活的硬件接口。

BDE-BLEM301兼容Dialog DA14531 TINY™蓝牙模块- DA14531MOD。同样的软件工具和硬件套件也可以用于BDE-BLEM301。通过Dialog BT5.1合格的BLE堆栈和SDK授权，具有丰富的软件功能和示例，BDE-BLEM301致力于帮助您构建超低功耗和超低成本的设备，以最短的时间上市。

Key Features

- Bluetooth

- Compatible with Bluetooth v5.1, ETSI EN 300 328 and EN 300 440 Class 2 (Europe), FCC CFR47 Part 15 (US)

- Supports up to 3 BLE connections

- Processing and memories

- 16 MHz 32-bit Arm® Cortex® M0+ with SWD interface

- 128 Kbytes internal FLASH

- 48 Kbytes RAM

- 144 Kbytes ROM

- 32 Kbytes OTP

- Current Consumption

- 2 mA RX at VBAT=3V

- 4 mA TX at VBAT=3V and 0 dBm

- 1.8 uA at sleep with all RAM retained

- Radio

- Programmable RF transmit power from -19 to +2.2 dBm

- -93 dBm receiver sensitivity

- Interfaces

- Quadrature decoder with 3 channels

- 4 channel 11-bit ENOB ADC

- 2 general purpose timers with PWM capabilities

- 9 GPIOs

- SPI

- 2 x UART, 1wire UART support

- I2C

- Commissioning/Provisioning