Introduction：

The PY32T090 series incorporate a 32-bit Arm® Cortex®-M0+ core and operates at up to 72 MHz with awide voltage range. It integrates up to 256 KB Flash and 32 KB SRAM, available in multiple package options.The device integrates multi-channel I2C, SPI, USART, LPUART and other communication peripherals. Ithas one 12-bit ADC, one DAC, 14 timers, two comparators, one operational amplifier, and one LCD driver.The PY32T090 microcontrollers operate across a temperature range of -40 to 105°C and a standard voltage range of 1.8 to 5.5 V, provides Low-power run, Sleep, Low-power sleep, Stop0/1/2/3 and Standby lowpower operating modes, which can meet different low-power applications.The PY32T090 series feature excellent touch and control characteristics. Coupled with its outstanding antiinterference performance, it can be adapted to touch buttons and main control in various solutions. Itsapplications span smart appliances, IoT, wireless communication, gaming devices, industrial controls, andconsumer electronics.

Features：

 Core

— 32-bit ARM® Cortex®-M0+

— Frequency up to 72 MHz

 Memories

— 256/192/128/64 KB Flash memory

— 32/24/16/8 KB SRAM

 Clock management

— 8/16/24/48/64 MHz High-speed internal RCoscillator (HSI)

— 2 MHz Medium-speed internal RC oscillator(MSI)

— 32.768 kHz Low-speed internal RC oscillator (LSI)

— 4 to 32 MHz High-speed external crystal oscillator (HSE)

— 32.768 kHz Low-speed external crystal oscillator (LSE)

— PLL (supports 2 to 18 multiplication of HSIor HSE)

 Power management and reset

— Operating voltage: 1.8 to 5.5 V

— Low power modes: Low-power run, Sleep,Low-power sleep, Stop and Standby

— Power-on/power- down reset (POR/PDR)

— Brown-out reset (BOR）

— Programmable voltage detector (PVD)

 Input/output (I/O)

— Up to 62 I/Os, all available as external interrupts

— All IOs support 50 mA sink current

— 8 LED COM pins with configurable ultrastrong sink current: 

120/100/80/60 mA

— 16 GPIOs as LED SEG with constant-current drive

 Touch key

— High-sensitivity design enables non-contacttouch sensing

— 10 V dynamic CS test-passed anti-interference mode

— 33 touch channels with derived functions

 7-channel DMA controller

 1 x 12-bit ADC

— Up to 25 external input channels

— Voltage reference options: VCC, embedded0.6V/1.024V/1.5V/2.048V/2.5V

— Input range: 0 to VREFP

 1 x 12-bit DAC (with 1 channel)

 2 x comparators

 1 x operational amplifier

 8 * 36 / 4 * 40 LCD

 14 timers

— 1 x 16-bit advanced-control timer (TIM1)

— 1 x 32-bit general-purpose timer (TIM2)

— 4 x 16-bit general-purpose timers

— 1 x PWM dedicated timer

— 2 x basic timers (TIM6/TIM7)

— 2 x low power timer (LPTIM)

— 1 x independent watchdog timer (IWDG)

— 1 x window watchdog timer (WWDG)

— 1 x SysTick timer

 RTC

— Support perpetual calendar

 Communication interfaces

— 2 x serial peripheral interfaces (SPIs) withI2S function

— 2 x universal synchronous/asynchronousreceiver/transmitters (USARTs), supportautomatic baud rate detection, ISO7816,LIN and IrDA

— 2 x universal asynchronous receiver transmitters (UARTs)

— 2 x low power universal asynchronous receiver/transmitters (LPUARTs)

— 2 x I2C interfaces support Standard mode(100 kHz), Fast mode (400 kHz) and Fastmode plus (1 MHz),7-bit/10-bit addressing,SMBus/PMBus compatible

 Hardware CRC-32 module

 Unique UID

 Serial wire debug (SWD)

 Operating temperature: -40 to 105 ℃

 Packages:LQFP64,QFN64,LQFP48,LQFP44,LQFP32 and SOP28