ZH
48 MHz Cortex-M0+ 32-bit CPU
Single-cycle multiplication instructions
Up to 24 KB Flash and 3 KB SRAM
Flexible power consumption management
– Sleep,Stop,Deepstop multiple low-power modes
Power detector: BOR
Clock sources
– Internal high-speed clock: 48MHz, full temperature variation within ±2%
– Internal low-power, low-speed clock: 32 kHz
– External clock input
Up to 18 I/Os
– All mappable on external interrupt vectors
Timers
– 1x16-bit advanced-control timer, can output 4 channels of PWM or 3 channels of complementary PWM, supporting dead-time insertion and break input
– 1x 16-bit general-purpose timer, can output 4 channels of PWM or capture 2 channels of input signals, supporting hall-sensor
– 1x 16-bit low-power timer,supporting wake-up from Deepstop and Stop mode
– 1x 24-bit SysTick
– 1x watchdogs: IWDG
IRTIM supporting timer and UART connection for infrared control
Communication interfaces
– 1x SPI, with the maximum rate of 24 Mbps in master mode and 16 Mbps in slave mode
– 2x UARTs
– 1x I2C, slave mode, 1 Mbps Fm+
12-bit 1 Msps high-accuracy SAR ADC, supporting measure signals with high output impedance
– 8 external channels
– 1 internal channels for BGR reference
voltage,can be used to evaluate the actual VDDA voltage
2x low-power comparers, can be used in Deepstop and Stop mode
CRC 16/32 calculation unit
96-bit unique ID
Serial wire debug (SWD)
Operating conditions: 1.8V~5.5V
Operating temperature: -40°C~85°C,
-40°C~105°C
Packages: TSSOP20,QFN20,SOP16,SOP8
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