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CST92F30 DataSheets
Product Introduction

The CST92F30 is a highly integrated Bluetooth 5.0 low energy SOC device. It has 32-bit ARM® Cortex™-M0 CPU with 512KB Flash, 138KB SRAM and an ultra-low power, high performance, multimode radio. It intergrate rich feature peripheral units, programmable protocol and profile to support BLE application, enables customer product to be built with minimum bill-of-material (BOM) cost.

CPU

32-bit ARM® Cortex™-M0 CPU

Memories

512KB Flash

138KB SRAM

2.4GHz Transceiver

Compliant to Bluetooth 5.0

Single-pin antenna: no RF matching or RX/TX switching required

Support four datarate

— 2Mbps

— 1Mbps

— 500Kbps

— 125Kbps

TX Power -20 to +10dBm in 3dB steps

Sensitivity:

— -94dBm@BLE 2Mbps data rate

— -97dBm@BLE 1Mbps data rate

— -98dBm@BLE 500Kbps data rate

— -103dBm@BLE 125Kbps data rate

Low power consumption

Transmitter: 8mA@0dBm Tx power

Receiver: 8mA @sensitivity level

2μA @ Sleep Mode with 32KHz RTC

0.7μA @ OFF Mode(IO wake up only)

Oscillator

Support 16M XTAL

Interfaces

34/20 general purpose I/O pins

— All pins can be configured as digital interface and programmable IO MUX function mapping

— All pins can be configured for wake-up

— 18 pins for triggering interrupt

6-channel output PWM

1x quadrature decoder(QDEC)

1x I2S

1x PDM

2x I2C

1x UART

2x SPI

Support 16*18keyboard scan

1x 12bit ADC with analog PGA

8x 24bit timer

one watchdog timer

Real timer counter (RTC)

JTAG

Flexible power management

Supply voltage range 1.8V to 3.6V

Embedded buck DC-DC

Package

QFN32(4*4mm)

QFN48(5*5mm)

Application

Wearables

Beacon

Health and medical

Appliances

Internet of things (IOT)

BLE MESH

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