56F8357 View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

56F8357

16-bit Digital Signal Controllers

Freescale Semiconductor 

Part 1 Overview

1.1 56F8357/56F8157 Features

1.1.1 Core

• Efficient 16-bit 56800E family controller engine with dual Harvard architecture

• Up to 60 Million Instructions Per Second (MIPS) at 60 MHz core frequency

• Single-cycle 16 × 16-bit parallel Multiplier-Accumulator (MAC)

• Four 36-bit accumulators, including extension bits

• Arithmetic and logic multi-bit shifter

• Parallel instruction set with unique DSP addressing modes

• Hardware DO and REP loops

• Three internal address buses

• Four internal data buses

• Instruction set supports both DSP and controller functions

• Controller-style addressing modes and instructions for compact code

• Efficient C compiler and local variable support

• Software subroutine and interrupt stack with depth limited only by memory

• JTAG/EOnCE debug programming interface

1.1.2 Differences Between Devices

Table 1-1 outlines the key differences between the 56F8357 and 56F8157 devices.

Table 1-1 Device Differences

Feature

56F8357

Guaranteed Speed

Program RAM

Data Flash

60MHz/60 MIPS

4KB

8KB

PWM

2x6

CAN

1

Quad Timer

Quadrature Decoder

4

2x4

Temperature Sensor

1

Dedicated GPIO

—

56F8157

40MHz/40 MIPS

Not Available

Not Available

1x6

Not Available

2

1x4

Not Available

7

56F8357 Technical Data, Rev. 15

6

Freescale Semiconductor

Preliminary

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