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Description

The MC68HC908AB32 is a member of the low-cost, high-performance M68HC08 Family of 8-bit microcontroller units(MCUs) with embedded EEPROM for user data storage. All MCUs in the family use the enhanced M68HC08 central processor unit (CPU08) andare available
with a variety of modules, memorysizes and types, and package types.

Features of the MC68HC908AB32 include the following :

• High-performance M68HC08 architecture
• Fully upward-compatible object code with M6805, M146805, and M68HC05 Families
• Memory map and pin functions compatible withMC68HC08AB32 and MC68HC08AB16
• 8-MHz internal bus frequency
• 32K-bytes user program FLASH memory with security Feature
• 512 bytes of on-chip EEPROM with security feature
• 1K-byte of on-chip RAM
• Clock generator module (CGM)
• Two 16-bit, 4-channel timer interface modules (TIMA and TIMB)
• Programmable interrupt timer (PIT)
• Serial peripheral interface module (SPI)
• Serial communications interface module (SCI)
• 8-channel. 8-bit analog-to-digital converter (ADC)
• Low-power design (fully staticwith STOP and WAIT modes)
• Master reset pin and power-on reset
• System protection features
 (1) Optional computer operating properly (COP) reset
 (2) Low-voltage detection with optional reset
 (3) Illegal opcode detection with optional reset
 (4) Illegal address detection with optional reset
• 64-pin quad flat pack (QFP)