It is an embedded flash-type, 8-bit high-performance 1T 8051 architecture microcontroller, with an instruction set fully compatible with the standard 80C51 and enhanced performance. It includes up to 32 Kbytes of main flash APROM, supporting the In-Application Programming (IAP) function, which allows for on-chip firmware updates, and any block of the user code array can be configured as non-volatile data storage; there is also additional flash LDROM for executing In-System Programming (ISP), with a maximum configurable size of 4 Kbytes. It provides rich peripherals, including 256 Bytes of SRAM, up to 2 Kbytes of auxiliary RAM (XRAM), up to 30 general-purpose I/Os, two 16-bit timers/counters 0/1, a 16-bit timer 2 with a three-channel input capture module, a watchdog timer (WDT), a wake-up timer (WKT), a 16-bit auto-reload timer 3 for general-purpose or baud rate generation, two UARTs with frame error detection and automatic address recognition functions, an SPI, an I²C, up to 12 enhance

Chip Microcontroller 8K Flash 768B RAM Core Size: 8bit Number of I/O: 17 Minimum Supply Voltage: 2.7V Maximum Supply Voltage: 3.6V Digital Chip Package: MLP Number of Pins: 20 Program Memory Size: 8KB Processor Speed: 25MHz Peripherals: ADC, DAC, RTC Number of PWM Channels: 3 RAM Storage Capacity: 768Byte Operating Temperature Range: -40°C to +85°C Microprocessor/Controller Features: UART, SMBus, SPI Oscillator Type: External, Internal Interfaces: I2C, SPI, UART Clock Frequency: 25MHz Number of A/D Converter Inputs: 16 Supply Voltage Range: 2.7V to 3.6V Program Memory Capacity: 8KB Surface Mount Device: SMD Number of Timers: 4 Number of I/O Lines: 17

ATMEGA64A-AU is a classic 8-bit AVR core microcontroller from Atmel (Microchip), featuring a TQFP-64 package, a maximum clock frequency of 16MHz, built-in 64KB Flash, 4KB EEPROM, and 4KB SRAM, rich peripheral interfaces, and a 5V operating voltage, widely used in embedded projects such as industrial control, smart homes, instruments and meters, and robotics. Original stock is available, and datasheets can be provided.

PIC16F18855T-I/SS is a Microchip PIC16 series 8-bit RISC microcontroller, SSOP-28 tape and reel package, equipped with XLP ultra-low power technology, built-in Core Independent Peripherals (CIP), 10-bit ADC² with computational functions, CRC security check, up to 40MHz maximum frequency, rich analog and communication peripherals, suitable for low-power products such as industrial control, home appliances, and sensor data acquisition.

PIC16LF1554-I/SL is Microchip 8-bit RISC MCU with XLP ultra-low power technology, packaged in SOIC-14. It has 7KB Flash, 512B RAM, max 32MHz clock, **dual 10-bit ADC** with hardware CVD for mTouch capacitive sensing, 2 PWM channels, UART/I2C interfaces. Operating voltage 1.8V~5.5V, industrial temp -40℃ ~ +85℃. Great for touch buttons, sensor sampling, low-power consumer devices. Datasheet available for download.

PIC18F87K22-I/PT is Microchip high-performance 8-bit RISC MCU in TQFP-80 package. It features 128KB Flash, 4KB RAM, 1KB EEPROM, max 64MHz clock, 24-channel 12-bit ADC, nanoWatt XLP low power tech. Operating voltage 1.8V~5.5V, industrial temperature range -40℃ ~ +85℃. Rich peripherals including CCP/ECCP, USART, SPI, I2C. Suitable for industrial control, touch sensing, smart device. Datasheet available for download.

PIC16F1503-I/SL is Microchip 8-bit RISC microcontroller, packaged in SOIC-14. It has 3.5KB Flash, 128B RAM, up to 20MHz clock, 10-bit ADC, CLC, CWG, NCO peripherals. Operating voltage 2.3V~5.5V, temperature range -40℃ ~ +85℃. Widely used for consumer electronics, industrial control, sensor modules. Datasheet available for download.

EGA169PA-AU is a Microchip (formerly Atmel) AVR series 8-bit low-power RISC microcontroller, 64-pin TQFP package, built-in LCD controller, mainly targeting low-power liquid crystal display applications. It features a maximum clock frequency of 16MHz, 16KB in-system programmable ISP Flash, 512B EEPROM, 1KB SRAM, supports a wide voltage supply of 1.8~5.5V, integrates an 8-channel 10-bit ADC, timers, USART, SPI, USI, JTAG debug interface, and multiple power-saving modes, making it suitable for meters and handheld devices with segmented LCDs.

PIC16F1933-I/SS is an 8-bit CMOS Flash microcontroller launched by Microchip, packaged in a 28-pin SSOP surface mount, equipped with nanoWatt XLP ultra-low power technology, featuring a built-in LCD segment driver, mTouch capacitive touch module, 10-bit ADC, ECCP, MSSP (I2C/SPI), and EUSART serial port, with a maximum clock frequency of 32MHz and 7KB of program Flash, suitable for consumer and industrial products with LCD displays and touch buttons, the chip is an industrial-grade temperature version, original stock is available and data sheets can be provided for download.

PIC10F222T-I/OT is Microchip PIC10F series ultra-small 8-bit RISC MCU, 8MHz, 512-word Flash, 23B RAM, SOT23-6 package. Built-in 2pcs 8-bit ADC, internal oscillator, low voltage operation 2.0~5.5V. Ideal for space-limited consumer & sensor applications. Datasheet available for download.