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Product Detailed Parameters
- Description：IC MCU 8BIT 16KB FLASH 48QFN
- Series：PSOC™1 CY8C28xxx
- Mfr：Infineon Technologies
- Package：Tray
- Core Processor：M8C
- Core Size：8-Bit
- Speed：24MHz
- Connectivity：I2C, IrDA, SPI, UART/USART
- Peripherals：LVD, POR, PWM, WDT
- Number of I/O：44
- Program Memory Size：16KB (16K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：1K x 8
- Voltage - Supply (Vcc/Vdd)：3V ~ 5.25V
- Data Converters：A/D 4x14b; D/A 4x9b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：48-QFN (7x7)
- Package / Case：48-VFQFN Exposed Pad
- Grade：-
- Qualification：-
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Overview
The Infineon CY8C28643-24LTXI is an 8-bit microcontroller within the PSoC 1 family, utilizing the M8C core. It features 16 KB of Flash program memory and 1 KB of SRAM data storage. The device supports a maximum clock frequency of 24 MHz and operates within a voltage range of 3.0 V to 5.25 V. It provides up to 44 digital I/O pins and includes advanced reconfigurable analog and digital peripherals.
Feature Summary
- Features a powerful M8C processor with Harvard architecture supporting speeds up to 24 MHz.
- Includes advanced reconfigurable analog and digital PSoC blocks for custom peripheral creation.
- Supports flexible on-chip memory with in-system serial programming capabilities.
- Provides programmable pin configurations with multiple drive modes and interrupt capabilities.
Applications
- Industrial control systems requiring mixed-signal processing
- Consumer electronics with capacitive sensing needs
- Battery-powered devices utilizing low power modes
- Smart home automation controllers
Procurement Notes
Verify the specific ordering suffix against official Infineon documentation to ensure correct package type and temperature rating. Confirm RoHS compliance status through current datasheets. Check for any product discontinuance notifications or lifecycle changes before finalizing procurement plans.
Selection Notes
Select this component when a mix of analog and digital resources is required in a single chip. Consider the CY8C28643-24LTXI for designs needing extensive GPIO flexibility and configurable analog blocks. Evaluate memory requirements against the 16 KB Flash and 1 KB SRAM limits. Ensure the operating voltage range matches the system power supply constraints.
Part Context
This part belongs to the CY8C28xxx subgroup of the PSoC 1 family. It shares architectural similarities with other CY8C28xx devices but offers specific resource configurations. The device integrates programmable system-on-chip technology, allowing designers to customize hardware peripherals dynamically.
Replacement Considerations
Consult official Infineon documentation for verified substitute part numbers. Cross-reference resource availability and pin compatibility carefully. Ensure any replacement maintains the required performance specifications and interface standards.
