MCF51EM256CLL - ColdFire Microcontroller - Freescale Semiconductor, Inc
Operating at processor core speeds up to
50.33 MHz (peripherals operate at half of
this speed) at 3.6 V to 2.5 V and 20 MHz at
2.5 V to 1.8 V
• Up to 256 KB of flash memory
• Up to 16 KB of RAM
• Less than 1.3 μA of typical power
consumption in battery mode, with MCU
supply off
• Ultra-low power independent RTC with
calendar features, separate time base, power
domain, and 32 bytes of RAM
• A collection of communications
peripherals, including UART, IIC and SPI
• Integrated 16-bit SAR analog-to-digital
converter
• Programmable delay block (PDB)
• Two analog comparators with selectable
interrupt (PRACMP)
• LCD driver
Three serial communications interface
modules (SCI)
• Three serial peripheral interfaces
• Inter-integrated circuit (IIC)
• Two 8-bit and one 16-bit modulo timers
(MTIM)
• Two-channel timer/PWM module (TPM)
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