56F8357 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

56F8357

16-bit Digital Signal Processor

Motorola => Freescale 

Freescale Semiconductor, Inc.

Part 2 Signal/Connection Descriptions

2.1 Introduction

The input and output signals of the 56F8357 are organized into functional groups, as detailed in

Table 2-1 and as illustrated in Figure 2-1. In Table 2-2, each table row describes the signal or

signals present on a pin.

Table 2-1 Functional Group Pin Allocations

Functional Group

Number of Pins

Power (VDD or VDDA)

9

Power Option Control

1

Ground (VSS or VSSA)

7

Supply Capacitors1 & VPP

6

PLL and Clock

4

Address Bus

24

Data Bus

16

Bus Control

10

Interrupt and Program Control

6

Pulse Width Modulator (PWM) Ports

26

Serial Peripheral Interface (SPI) Port 0

4

Quadrature Decoder Port 02

4

Quadrature Decoder Port 13

4

Serial Communications Interface (SCI) Ports2

4

CAN Ports

2

Analog-to-Digital Converter (ADC) Ports

21

Timer Module Ports

6

JTAG/Enhanced On-Chip Emulation (EOnCE)

5

Temperature Sense

1

1. If the on-chip regulator is disabled, the VCAP pins serve as 2.5V VDD_CORE power inputs

2. Alternately, can function as Quad Timer pins

3. Pins in this section can function as Quad Timer, SPI #1, or GPIO

12

56F8357 Technical Data

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Preliminary

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