mcf51qe128 Freescale Semiconductor, Inc, mcf51qe128 Datasheet

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mcf51qe128

Manufacturer Part Number
mcf51qe128
Description
Mcf51qe Flexis 32-bit Coldfire? V1 Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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Freescale Semiconductor
Data Sheet: Advance Information
MCF51QE128 Series
Covers: MCF51QE128, MCF51QE64, MCF51QE32
• 32-Bit Version 1 ColdFire
• On-Chip Memory
• Power-Saving Modes
• Clock Source Options
• System Protection
© Freescale Semiconductor, Inc., 2007. All rights reserved.
This document contains information on a new product. Specifications and information herein
are subject to change without notice.
– Up to 50.33-MHz ColdFire CPU from 3.6V to 2.1V, and
– Provides 0.94 Dhrystone 2.1 MIPS per MHz
– Implements Instruction Set Revision C (ISA_C)
– Support for up to 30 peripheral interrupt requests and
– Flash read/program/erase over full operating voltage
– Random-access memory (RAM)
– Security circuitry to prevent unauthorized access to
– Two low power stop modes; reduced power wait mode
– Peripheral clock enable register can disable clocks to
– Very low power external oscillator can be used in stop3
– Very low power real time counter for use in run, wait,
– 6 μs typical wake up time from stop modes
– Oscillator (XOSC) — Loop-control Pierce oscillator;
– Internal Clock Source (ICS) — FLL controlled by
– Watchdog computer operating properly (COP) reset
– Low-voltage detection with reset or interrupt; selectable
– Illegal opcode and illegal address detection with
– Flash block protection
20-MHz CPU at 2.1V to 1.8V across temperature range
of -40°C to 85°C
performance when running from internal RAM
(0.76 DMIPS/MHz from flash)
seven software interrupts
and temperature
RAM and flash contents
unused modules, reducing currents; allows clocks to
remain enabled to specific peripherals in stop3 mode
mode to provide accurate clock to active peripherals
and stop modes with internal and external clock sources
Crystal or ceramic resonator range of 31.25 kHz to
38.4 kHz or 1 MHz to 16 MHz
internal or external reference; precision trimming of
internal reference allows 0.2% resolution and 2%
deviation; supports CPU freq. from 2 to 50.33 MHz
with option to run from dedicated 1-kHz internal clock
source or bus clock
trip points
programmable reset or exception response
®
Central Processor Unit (CPU)
• Development Support
• ADC — 24-channel, 12-bit resolution; 2.5 μs conversion
• ACMPx — Two analog comparators with selectable
• SCIx — Two SCIs with full duplex non-return to zero
• SPIx— Two serial peripheral interfaces with Full-duplex or
• IICx — Two IICs with; Up to 100 kbps with maximum bus
• TPMx — One 6-channel and two 3-channel; Selectable
• RTC — 8-bit modulus counter with binary or decimal
• Input/Output
– Single-wire background debug interface
– 4 PC plus 2 address (optional data) breakpoint registers
– 64-entry processor status and debug data trace buffer
time; automatic compare function; 1.7 mV/°C temperature
sensor; internal bandgap reference channel; operation in
stop3; fully functional from 3.6V to 1.8V
interrupt on rising, falling, or either edge of comparator
output; compare option to fixed internal bandgap reference
voltage; outputs can be optionally routed to TPM module;
operation in stop3
(NRZ); LIN master extended break generation; LIN slave
extended break detection; wake up on active edge
single-wire bidirectional; Double-buffered transmit and
receive; MSB-first or LSB-first shifting
loading; Multi-master operation; Programmable slave
address; Interrupt driven byte-by-byte data transfer;
supports broadcast mode and 10 bit addressing
input capture, output compare, or buffered edge- or
center-aligned PWMs on each channel
based prescaler; External clock source for precise time
base, time-of-day, calendar or task scheduling functions;
Free running on-chip low power oscillator (1 kHz) for
cyclic wake-up without external components
– 70 GPIOs and 1 input-only and 1 output-only pin
– 16 KBI interrupts with selectable polarity
– Hysteresis and configurable pull-up device on all input
– SET/CLR registers on 16 pins (PTC and PTE)
– 16 bits of Rapid GPIO connected to the CPU’s
with programmable 1- or 2-level trigger response
with programmable start/stop conditions
pins; Configurable slew rate and drive strength on all
output pins.
high-speed local bus with set, clear, and toggle
functionality
MCF51QE128
Document Number: MCF51QE128
80-LQFP
Case 917A
14 mm
2
Rev. 4, 09/2007
64-LQFP
10 mm
Case 840F
2

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