JOIN US

Product Overview

Bluetooth® Low Energy(LE) SoC Family

The LEx is a high-performance 32-bit Bluetooth® Low Energy (LE) SoC, operating at a 64MHz frequency, high-speed embedded memories (up to 1024KB of Flash memory and up to 64KB of SRAM), and supports the BLE 5.0/5.1 protocol stack.The devices has characteristics such as ultra-low power, high performance, high security, and high reliability. It has industry-leading communication distance, excellent RF performance, and strong anti-interference ability, and supports multiple Bluetooth MESH applications. The LEx suitable for a wide range of IoT applications such as smart homes, smart wearables, medical electronics, industrial control and so on.

General Characteristic

UP To 64MHz

Supports BLE MESH

RX: -99.7@1Mbps

TX: +13dBm(MAX)

ESD HBM≥8KV

Standby Current 1.1uA

Supports 14-channels TK

10V dynamic CS

Rich peripheral interfaces

Block Diagram

Key Features

MCU

  • 32-bits microprocessor, frequency up to 64MHz
  • Serial wire debug interface

Memories

  • Maximum 64KB SRAM
  • 512KB/1024KB Flash

GPIO

  • Up to 34 GPIOs
  • All GPlO supports input/output control
  • Support Open Drain/Push Pull function
  • All mappable on external interrupt venctors

MESH

  • Support SIG MESH
  • Support private MESH
  • Support Tmall MESH

BLE

  • Support BLE5.0/5.1
  • Support 1Mbps/2Mbps
  • RX sensitivity:
    • 1Mbps:-99.7dBm
    • 2Mbps:-99.0dBm
  • TX Power: +13dBm (MAX)
  • Support LE advertising extensions
  • TX Mode: 4.5mA @3.3V
  • RX Mode: 4.3mA @3.3V 0dBm
  • Integrated balun with single-ended output

System Peripheral

  • General-purpose DMA
    • 8-channel DMA controller
    • Peripherals supported: Timers, ADC,SPIs, I²Cs, UARTs and PDM
  • Up to 2 I²C interfaces (SMBus/PMBus)
  • Up to 2 SPl interfaces
  • Up to 3 UART interfaces (lS07816 interface.LIN, lrDA capability)
  • One l²S interfaces
  • 2-channel PDM interfaces
  • 14-channels Touch Key sensor
  • Peripheral interconnection PiS

Timers

  • One 16-bits advanced timer
    • With 4 IC/OC/PWM
    • One-pulse mode output
    • Dead time generation and emergency stop
  • One 32-bits general-purpose timer
  • Two 16-bits general-purpose timers
  • One 16-bits basic timer
  • Two watchdog timers (lwDT and WWDT)
  • Real-Time Clock@32KHz
  • Low speed timer@32KHz
  • System tick timer

Clock

  • External XTAL (HSE):16MHZ
  • Externa XTAL(LSE):32.768KHz
  • Internal RCOSC (HSl):24MHz
  • Internal RcosC (LSl) : 32KHz
  • DPLL:64MHZ

ADC

  • 12-bit SAR AD converter
  • Support 9 external channels
  • Support 3 internal channels
    • Built-in temperature sensor
    • 1/8. 1/4,1/2.3/8VDD measured
    • Internal 1.4V reference measured

Power Consumption

  • Deep sleep mode: 1.1uA(GPlO andRTC wake up)
  • ShutDown mode: 700nA (GPl0 wake up)

Power supply and Reset

  • Operation voltages: 1.8V≤VDD≤3.6V
  • Support low voltage detect
  • POR/BOR/l0 reset/Long key reset

Security Features

  • ECC/SM2
  • AES/DES
  • TRNG
  • SQR
  • Divider

Product Selection Table

Part ID BLE SRAM(KB) Flash(KB) GPIO Timer UART SPI I²C ADC TK Temp Package
LE5010AI 5.0 64 512 21 5 3 2 2 5 - -40~85℃ QFN32
LE5010AJ 5.0 64 512 21 5 3 2 2 5 - -40~105℃ QFN32
LE5010BI 5.0 64 512 34 5 3 2 2 9 - -40~85℃ QFN48
LE5010BJ 5.0 64 512 34 5 3 2 2 9 - -40~105℃ QFN48
LE5010SI 5.0 64 512 9 5 3 2 2 2 - -40~85℃ SOP16
LE5110AI 5.1 64 512 21 5 3 2 2 5 - -40~85℃ QFN32
LE5110BI 5.1 64 512 34 5 3 2 2 9 - -40~85℃ QFN48
LE5020AI (MJIA) 5.0 64 512 21 5 3 2 2 5 - -40~85℃ QFN32
LE5020BI (MJIA) 5.0 64 512 34 5 3 2 2 9 - -40~85℃ QFN48
LE5030BID 5.0 64 512 34 5 3 2 2 9 - -40~85℃ QFN48