MC56F8357/D
Rev. 7.0, 06/2004
© Motorola, Inc., 2004. All rights reserved.
56F8357
Preliminary Technical Data
56F8357 16-bit Digital Signal Processor
• Up to 60 MIPS at 60MHz core frequency
• DSP and MCU functionality in a unified,
C-efficient architecture
• Access up to 4MB of off-chip program and 32MB
of data memory
• Chip Select Logic for glueless interface to ROM
and SRAM
• 256KB of Program Flash
• 4KB of Program RAM
• 8KB of Data Flash
• 16KB of Data RAM
• 16KB Boot Flash
• Two 6-channel PWM modules
• Four 4-channel, 12-bit ADCs
• Temperature Sensor
• Two Quadrature Decoders
• Optional on-chip regulator
• FlexCAN module
• Two Serial Communication Interfaces (SCIs)
• Up to two Serial Peripheral Interfaces (SPIs)
• Up to four general-purpose Quad Timers
• Computer Operating Properly (COP) / Watchdog
• JTAG/Enhanced On-Chip Emulation (OnCE™) for
unobtrusive, real-time debugging
• Up to 76 GPIO lines
• 160-pin LQFP Package
56F8357 Block Diagram
Program Controller
and
Hardware Looping Unit
Data ALU
16 x 16 + 36 -> 36-Bit MAC
Three 16-bit Input Registers
Four 36-bit Accumulators
Address
Generation Unit
Bit
Manipulation
Unit
PLL
Clock
Generator
EXTAL
Interrupt
Controller
4
External
Address Bus
Switch
E
xter
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In
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ace
Un
i
t
2
External Data
Bus Switch
PDB
CDBR
SPI0 or
GPIOE
IPBus Bridge (IPBB)

System
Integration
Module
P
O
R
O
S
C
Decoding
Peripherals
Peripheral
Device Selects
RW
Control
IPAB IPWDB IPRDB
2
System Bus
R/W Control
PAB
CDBW
Clock
resets
JTAG/
EOnCE
Port
V
CAP
V
DD
V
SS
V
DDA
V
SSA
5
47 6 2
V
PP
2
OCR_DIS
RESET EXTBOOT
EMI_MODERSTO
4
4
6
PWM Outputs
Fault Inputs
PWMA
Current Sense Inputs or GPIOC
3
4
6
PWM Outputs
Fault Inputs
PWMB
Current Sense Inputs or GPIOD
3
Quad
Timer D or
GPIOE
Quad
Timer C or
GPIOE
AD0
AD1
ADCA
4
5
FlexCAN
2
4
AD0
AD1
4
4
4
Quadrature
Decoder 1 or
Quad
Timer B or
SPI1 or GPIOC
4
Bus Control
6
2
8
7
8
XTAL
DS (CS1) or GPIOD9
PS (CS0) or GPIOD8
RD
WR
D7-15 or GPIOF0-8
D0-6 or GPIOF9-15
A8-15 or GPIOA0-7
A0-5 or GPIOA8-13
A6-7 or GPIOE2-3
VREF
ADCB
16-Bit
56800E Core
2
COP/
Watchdog
CLKO CLKMODEIRQB
SCI1 or
GPIOD
SCI0 or
GPIOE
Control
IRQA
6
GPIOD0-5 or CS2-7
4
GPIOB0-3 (A16-19)
1
GPIOB4 (A20,
prescaler_clock)
3 GPIOB5-7 (A21-23,
clk0-3**)
XDB2
XAB1
XAB2
PAB
PDB
CDBR
CDBW
Digital Reg Analog Reg
Low Voltage
Supervisor
**See Table 2-2
for explanation
Data Memory
4K x 16 Flash
8K x 16 RAM
Memory
Program Memory
128K x 16 Flash
2K x 16 RAM
TEMP_SENSE
Quadrature
Decoder 0 or
Quad
Timer or /
GPIOC
* Configuration
shown for on-chip
2.5V regulator
Boot ROM
8K x 16 Flash


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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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