The XC68EZ328PU16V is a low-power integrated microcontroller from Freescale Semiconductor (now NXP). It's based on the DragonBall EZ architecture, designed for handheld devices and embedded applications where power efficiency is critical. The '16V' likely indicates a specific voltage rating or operating characteristic.

Applications

• Handheld computers and PDAs
• Mobile point-of-sale (POS) terminals
• Industrial handheld devices
• Portable medical devices
• Low-power embedded control systems

Features

• DragonBall EZ 32-bit CPU core
• 16 MHz clock speed
• Low power consumption
• Integrated LCD controller
• Touch screen interface
• Serial communication interfaces (UART, SPI)
• Parallel I/O ports
• Timers and counters
• Real-time clock (RTC)
• Memory controller (SDRAM, Flash)

Benefits

• Extended battery life in portable devices
• Integrated LCD controller simplifies display integration
• Touch screen interface enables intuitive user interaction
• Versatile communication interfaces for connecting to peripherals
• Real-time clock for accurate timekeeping
• Memory controller supports various memory types

Technical Details

The XC68EZ328PU16V is typically packaged in a PQFP or similar surface-mount package. It requires a low voltage power supply for efficient operation. The integrated LCD controller supports various display resolutions and color depths. The touch screen interface typically uses an analog resistive touch screen. The serial communication interfaces support various protocols, such as RS-232, RS-485, and SPI. The integrated timers and counters can be used for generating PWM signals, measuring pulse widths, and implementing real-time clocks. The memory controller supports various memory types, including SDRAM and Flash, allowing for flexible memory configuration. The device is specifically designed for battery powered applications requiring long run times between charges. The DragonBall EZ core is optimized for low power operation, further enhancing battery life.