BM70/71

微芯
0.00
RMB

Overview

PWM
BM70:supports 3-channel PWM;
BM71: supports 1-channel PWM
 
Antenna
•Chip antenna (BM7xBLES1FC2) range based on open air measurement and phone-module connection:
-BM70: up to 50m
-BM71: up to 10m
•External antenna (BM7xBLE01FC2) connection through RF pad
 
RF Features
•ISM band 2.402 GHz to 2.480 GHz operation
•Channels: 0 to 39
•Receive Sensitivity: typical -90 dBm (LE)
•Transmit Power: 0 dBm (typical)
•Received Signal Strength Indication (RSSI) monitor with 1 dB resolution

Features

•Certified by European RED Assessed Radio module
•Compliant to RoHS
•Supports UART interface
•Supports transparent UART data service of BLE

Features

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Block Diagram

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Application Note

•Internet of Things (IoT) •Secure Payment •Wearable Devices •Home and Security •Health and Fitness •Beacons •Industrial and Data Logger

Development Board

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Core Type

-

CPU Clock Speed

32 MHZ

CPU Architecture

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CPU Features

__

Bluetooth Version

5

Operating Frequency [Max] (MHz)

32 MHZ

Flash (kB)

__

Cache

-

SRAM (kB)

__

EEPROM (kB)

__

Debugging

__

Upgrade Type

Manual

Crystal

32 MHz

on chip (PLL)

no

crystal (optional)

no

on-chip RC

no

External clock

no

Timers [Number, bits]

no

Real-Time Clock

no

Watchdog timer

no

GPIO

BM70:18/BM71:9

Pins

BM70:33/BM71:16

Pitch

__

Channels

__

ADC [Number, bits]

BM70:8-channel ADC/BM71:5-channel ADC

True Random Number Generator

__

Analog comp

no

low-power comp

no

Temperature sensor

Precision Temperature Sensor (PTS) for ambient temperature detection

NFC Tag

__

SPI

__

DAC [Number, bits]

__

UART

•Supports UA

SSI

__

PWM [Number, bits]

No

I2C

__

TWI

no

QDEC

-

PDM

-

USB

no

SPI

No

Quad SPI

-

I2S

no

Debug interface

-

Human Machine Interface

-

Programmable channels

__

Fixed channels

__

Channel groups

__

Supply Voltage [Min to Max] (V)

1.9V~ 3.6V

no

On-chip VBUS

no

Regulated supply for external components

-

Power fail

no

Crypto Accelerator

__

Public Key Hardware Accelerator

__

Accelerator

__

Security

128-bit AES

__

Current

Two low power modes supported, with wake up through GPIO or internal timer
•Average current: Tx=3.3 mA and Rx=3.2 mA with buck at 3.0V VBAT input and 18.75 ms connection interval, when transmitting full data packets to achieve a data rate of approximately 8.6 kbps

Sensor Controller

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Standby

__

Transceiver Compatible

FCC, ISED, MIC, KCC, NCC, and SRRC

Receiver Sensitivity

__

Output Power

__

Frequency Regulation

__

Protocols

__

Bluetooth 5 PHYs

-

bluetooth 5.1 support

-

Dimension

9 x 11.5 x 2.1mm

Package Type

Surface mount module

DSP RAM

__

DSP Clock Speed

__

DSP Clock Speed

__

Voice Services

__

General

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