MC68HC11E1CFNE3R

The MC68HC11E1CFNE3R is a member of the HC11 family of microcontrollers by NXP Semiconductors. This microcontroller is widely used in embedded systems for its versatility, performance, and integration capabilities.

Key Features:

• Core Processor: 8-bit HCMOS microcontroller unit (MCU).
• Operating Frequency: Up to 3 MHz.
• Memory:
  • ROM: 512 bytes (expandable up to 2048 bytes in some models).
  • RAM: 256 bytes.
  • EEPROM: 512 bytes, allowing for non-volatile data storage.
• Timers:
  • 16-bit timer with input capture/output compare.
  • 8-bit pulse accumulator.
• Communication Interfaces:
  • Serial Communications Interface (SCI).
  • Serial Peripheral Interface (SPI).
• Input/Output:
  • 8-channel, 8-bit Analog-to-Digital Converter (ADC).
  • Multiple general-purpose I/O pins.
• Interrupts:
  • 12 interrupt vectors with 11 sources.
• Operating Voltage: 4.5V to 5.5V.
• Package: 52-pin PLCC (Plastic Leaded Chip Carrier).

Additional Features:

• Watchdog Timer: Helps recover from software malfunctions.
• Clock Options: On-chip oscillator for crystal or ceramic resonators and an internal clock generation.
• Power Saving Modes: Several low-power modes to conserve energy in battery-operated applications.

Applications:

• Automotive control systems.
• Industrial automation and control.
• Consumer electronics.
• Communication devices.
• Robotics and instrumentation.