GENERAL DESCRIPTION

The MX10EXA is a member of Philips’ 80C51 XA (eXtended Architecture) family of high performance 16-bit single-chip microcontrollers.

FEATURE

• 4.5V to 5.5V

• 64K bytes of on-chip Flash program memory with InSystem Programming capability

• Five Flash blocks = two 8k byte blocks and three 16k byte blocks

• Single supply voltage In-System Programming of the

Flash memory, (VPP=VDD or VPP=12V if desired)

• Boot ROM contains low level Flash programming routines for In-Application Programming and a default serial loader using the UART

• 2048 bytes of on-chip data RAM

• Supports off-chip program and data addressing up to 1 megabyte (20 address lines)

• Three standard counter/timers with enhanced features

All timers have a toggle output capability

• Watchdog timer

• Two enhanced UARTs with independent baud rates

• Seven software interrupts

• Four 8-bit I/O ports, with 4 programmable output configurations for each pin

• 30 MHz operating frequency at 5V

• Power saving operating modes: Idle and Power-Down.Wake-Up from power-down via an external interrupt is supported.

• 44-pin PLCC (MX10EXAQC) Commercial grade

• 44-pin LQFP (MX10EXAUC) Commercial grade

• 44-pin PLCC (MX10EXAQI) Industrial grade

• 44-pin LQFP (MX10EXAUI) Industrial grade