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CST92F30
Application areas: Smart band, Beacon, smart wearables, smart home, IoT
CST92F30 is a highly integrated low-power Bluetooth SOC chip based on the low-power Bluetooth 5.0 protocol stack. The chip has a built-in 32-bit Cortex-M0 CPU, 512 KB flash, and 138 KB SRAM. It has internationally leading low power consumption, communication distance, and anti-interference performance, while ensuring lower costs.
Processor
ARM Cortex-M0 32-bit processor
Memory
512KB Flash
138KB SRAM
138KB SRAM
2.4G Transceiver
BLE 5.0 support
Single-ended RFIO
Supports four transmission rates
-2 Mbps
-1 Mbps
-500 Kbps
-125 Kbps
Transmit power -20~10 dBm adjustable, 3 dBm step
Single-ended RFIO
Supports four transmission rates
-2 Mbps
-1 Mbps
-500 Kbps
-125 Kbps
Transmit power -20~10 dBm adjustable, 3 dBm step
Receiving Sensitivity
—-94dBm@BLE 2Mbps
—-97dBm@BLE 1Mbps
—-98dBm@BLE 500Kbps
—-103dBm@BLE 125Kbps
—-97dBm@BLE 1Mbps
—-98dBm@BLE 500Kbps
—-103dBm@BLE 125Kbps
Power Consumption
Transmit mode 8 mA@0 dBm Tx power
Receiving mode 8 mA
Sleep mode 2 uA
OFF mode 0.7 uA
Receiving mode 8 mA
Sleep mode 2 uA
OFF mode 0.7 uA
Oscillator
Supports 16M XTAL
Peripheral Features
34 or 20 GPIOs
-Digital peripherals can be mapped to any IO port
-All GPIOs support wake-up input
-With 18 external interrupt inputs
6-channel PWM
Quadrature decoder
1-channel PDM interface
2-channel I2C interface
1 channel UART interface
2-channel SPI interface
Supports 16*18 keyboard scan
12-bit ADC, supports 6-channel external input
8 x 24-bit Timer
WDT
RTC
Random number generator RNG
JTAG debugging
-Digital peripherals can be mapped to any IO port
-All GPIOs support wake-up input
-With 18 external interrupt inputs
6-channel PWM
Quadrature decoder
1-channel PDM interface
2-channel I2C interface
1 channel UART interface
2-channel SPI interface
Supports 16*18 keyboard scan
12-bit ADC, supports 6-channel external input
8 x 24-bit Timer
WDT
RTC
Random number generator RNG
JTAG debugging
CMOS technology
Voltage working range: VIN 1.8 V~3.6 V
Embedded 1.35 V BUCK DCDC converter
Embedded 1.35 V BUCK DCDC converter
Package
QFN32（4*4mm）
QFN48（5*5mm）
QFN48（5*5mm）
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Technical Documentation
Product manual(2)
Design and development
Tools/Software
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CSWrite V3.2.4
CSWriterUx V3.2.4 is the latest burning tool software of Core Sea Technology. Support core sea 8bit MCU, 32bit MCU.
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CSU-IDE
Core sea 8-bit MCU/SOC integrated development environment
1. Integrated C compiler, assembler, linker, window
2. Support standard C language and assembly language development 3 Example code of integrated chips