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Product Detailed Parameters
- Description：IC MCU 8BIT 4KB FLASH 16QFN
- Series：PSOC®1 CY8C21xxx
- Mfr：Cypress Semiconductor Corp
- Package：Bulk,Tray
- Core Processor：M8C
- Core Size：8-Bit
- Speed：24MHz
- Connectivity：I2C, SPI, UART/USART
- Peripherals：POR, PWM, WDT
- Number of I/O：12
- Program Memory Size：4KB (4K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：256 x 8
- Voltage - Supply (Vcc/Vdd)：2.4V ~ 5.25V
- Data Converters：A/D 8x8b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：16-QFN (3x3)
- Package / Case：16-UFQFN
- Grade：-
- Qualification：-
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Overview
The CY8C21223-24LGXI is an 8-bit microcontroller from the Cypress PSoC family, featuring the M8C processor core operating at speeds up to 24 MHz. It integrates 4 KB of Flash program storage and 256 bytes of SRAM data memory within a QFN package. The device supports an operating voltage range of 2.4 V to 5.25 V and includes configurable analog and digital peripherals.
Feature Summary
- Configurable analog and digital system blocks allow custom peripheral creation
- Supports I2C communication protocols with master, slave, and multi-master modes
- Includes internal oscillators for main clock and low-power sleep functions
Applications
- Battery-powered devices utilizing on-chip switch mode pump
- Systems requiring programmable analog signal processing
- Embedded controllers needing flexible GPIO configurations
Procurement Notes
Verify the specific ordering suffix against official Infineon or Cypress documentation to confirm package type and temperature grade. Ensure compatibility with PSoC Designer development tools. Confirm RoHS compliance status through current manufacturer datasheets before procurement.
Selection Notes
Select this component when application requirements demand reconfigurable analog and digital resources within a single chip. Consider the limited Flash size and GPIO count compared to larger PSoC variants. Evaluate the need for the integrated switch mode pump if powering from a single cell battery.
Part Context
This part belongs to the CY8C21x23 series of PSoC Programmable System-on-Chips. These devices are designed to replace multiple traditional MCU-based components with a single programmable solution. The architecture combines an 8-bit CPU with configurable analog and digital blocks.
Replacement Considerations
CY8C21123-24LGXI
FAQ
What is the maximum operating frequency of the M8C core?
The M8C processor core operates at speeds up to 24 MHz.
Does the device support external clock input?
Yes, the device supports an optional external clock input (EXTCLK) via specific GPIO pins.
