Manufacturer Part Number
CY8C3666LTI-027
Manufacturer
Infineon Technologies
Introduction
The CY8C3666LTI-027 is a part of Infineon Technologies' PSoC® 3 CY8C36xx series, which integrates microcontroller functionality with customizable analog and digital blocks in a single chip.
Product Features and Performance
Core Processor: 8051
Core Size: 8-Bit
Operating Speed: 67MHz
Connectivity Options: Enhanced Bus Interface (EBI)/External Memory Interface (EMI), I2C, LINbus, SPI, UART/USART, USB
Integrated Peripherals: CapSense for touch sensing, Direct Memory Access (DMA), Liquid Crystal Display (LCD) driver, Power-on Reset (POR), Pulse Width Modulation (PWM) units, Watchdog Timer (WDT)
Number of Input/Output Pins: 38
Program Memory Size: 64KB
EEPROM Size: 2KB
RAM Size: 8KB
Wide Power Supply Range: 1.71V to 5.5V
Analog to Digital Converters: 16x12 bit
Digital to Analog Converters: 4x8 bit
Internal Oscillator for Simplified Clocking
Operating Temperature Range: -40°C to +85°C
Product Advantages
Flexible 8-bit architecture for a broad range of applications
High-speed operation at 67MHz enhances computational efficiency
Wide variety of connectivity allows for extensive peripheral device support
Integrated CapSense allows for sophisticated touch interfaces
Versatile power supply options for various application needs
Comprehensive peripheral set supports complex applications with minimal external components
Key Technical Parameters
Core: 8051 8-Bit
Speed: 67MHz
Connectivity: EBI/EMI, I2C, LINbus, SPI, UART/USART, USB
I/O Pins: 38
Program Memory: 64KB FLASH
RAM: 8KB
Supply Voltage: 1.71V ~ 5.5V
Temperature Range: -40°C ~ 85°C
ADCs: 16x12b, DACs: 4x8b
Quality and Safety Features
Built-in WDT and POR for system integrity and recovery
Rugged design ensures stable operation across temperature ranges
Compatibility
Offers standard communication interfaces for easy integration in most systems
Operational across a wide range of supply voltages for compatibility with various power sources
Application Areas
Automotive Systems
Industrial Controls
Consumer Electronics
Home Automation
Touch-Sensitive Interfaces
Product Lifecycle
Status: Active
Continuous manufacturer support with an assurance of availability, including potential future upgrades
Several Key Reasons to Choose This Product
Advanced and flexible MCU platform combining analog and digital features
Highly efficient 8-bit 8051 core tailored for speed-intensive functions
Broad connectivity and peripheral integration facilitate versatile application usage
Embedded CapSense technology for state-of-the-art user interfaces
Robust design and wide operating temperature range ensure reliability in demanding environments
Active product status with strong manufacturer support ensures long-term usability and ROI