8-bit Embedded EEPROM for User Data Storage AB MCUs

  • Not Recommended for New Designs
  • This page contains information on a product that is not recommended for new designs.

Product Details


High-Performance 68HC08 CPU Core

  • 8 MHz bus operation at 5V operation for 125 ns minimum instruction cycle time
  • Efficient instruction set, including multiply and divide
  • 16 flexible addressing modes, including stack relative with 16-bit stack pointer
  • Fully static, low-voltage, low-power design with wait and stop modes

Integrated Second-Generation Flash Memory

  • In-application reprogrammable
  • Fast programming, encoding 64B in as fast as 2 ms
  • Flash programming across the 68HC08’s full operating supply voltage with no extra programming voltage
  • 10K write/erase cycles minimum over temperature
  • Flexible block protection and security

Integrated EEPROM

  • Byte-erasable
  • 512 bytes of on-chip EEPROM with security feature

8-bit Analog-to-Digital Converter (ADC)

  • 8 channels
  • Single conversion in 17 µs

Clock Generation Module with Phase-Lock Loop (PLL)

  • Programmable clock frequency in integer multiples of external crystal reference
  • Crystal reference of 1 MHz to 8 MHz
  • External clock option with or without PLL

System Protection

  • Watchdog computer operating properly (COP) reset with option to run from dedicated 1 kHz internal clock source
  • Low-voltage detection with reset or interrupt
  • Illegal op code and illegal address detection with reset
  • Flash protection

8 Programmable 16-bit Timer Channels

  • 125 ns resolution at 8 MHz bus
  • Free-running counter or modulo up-counter
  • Periodic interrupt timer

Serial Communications Interface (SCI)

  • UART asynchronous communications system
  • Flexible baud rate generator
  • Double-buffered transmit and receive
  • Optional hardware parity checking and generation

System Protection

  • Computer Operating Properly (COP) Watchdog Timer
  • Low-Voltage Inhibit (LVI)

Up to 51 Bidirectional Input/Output (I/O) Lines

  • 10 mA sink/source capability on all I/O pins
  • 15 mA sink capability on eight I/O pins
  • Keyboard scan with selectable interrupts on five I/O pins
  • Software programmable pull-ups on I/O pins

Part numbers include: MC68HC08AB16AFUE, MC908AB32CFUE, MC908AB32MFUE, S908AB32AE2CFUE, S908AB32AE2MFUE.


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