CMS89FT73x is a Cmsemicon touch chip, clocked at 16MHz, 8K Flash, 256Bytes RAM, 320Bytes Touch RAM, built-in touch module, no external touch capacitors, maximum support for 16 touch buttons, easy to pass CS dynamic 10V, built-in 32÷16 hardware divider, up to 24 channels of high-precision 12-bit ADC, built-in high-precision 1.2V voltage reference, support 2 UART and IIC, SPI communication interfaces, support two-channel capture, comparison, PWM module (CCP), support LED drive module, COM port The maximum current drive capacity can reach 150mA, built-in 1/2 Bias LCD drive, COM port drive current is optional, high EFT, ESD performance, package form SOP20, SOP28.

> Built-in touch module

-support up to 16 touch buttons

-no need for external touch capacitors

> Built-in LED driver module

can support up to 11 segments of 8-bit

COM port with high current drive capability, up to 150mA

SEG port current can be flexibly configured to 2~30mA

> Built-in LCD 1/2 Bias COM driver module

can support up to 8COM

COM port drive current optional

> 8-bit RISC core

 Flash: 8Kx16 General

RAM: 256x8

Touch dedicated RAM: 320x8

> Operating voltage range:

3.3V-5.5V@16MHz

2.5V -5.5V@8MHz

> Operating temperature range: -40℃-85℃

> 8-level stack buffer

> Simple and practical instruction system (68 instructions)

> Look-up table function

> Built-in WDT timer

> Built-in low voltage detection circuit

> Interrupt Source

3 timer interrupts

RB port level change interrupts

other peripheral interrupts

> Built-in 32÷16 hardware divider

> Built-in MSSP communication module (SPI / I2C)

> Capture, compare and PWM module (CCP)

> Built-in 2-channel USART communication module support synchronous master-slave mode and asynchronous full-duplex mode USART0 can be configured in RB4/RB3 or RC6/RC7

> high-precision 12-bit ADC

built-in high-precision 1.2V reference voltage

±1.5% @VDD=2.5V~5.5V TA=25 ℃

±2% @VDD=2.5V~5.5V TA=-40℃~25℃