参数资料
型号: DSP56F805FV80
厂商: Freescale Semiconductor
文件页数: 23/56页
文件大小: 0K
描述: IC DSP 80MHZ 64KB FLASH 144LQFP
标准包装: 60
系列: 56F8xx
核心处理器: 56800
芯体尺寸: 16-位
速度: 80MHz
连通性: CAN,EBI/EMI,SCI,SPI
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 71KB(35.5K x 16)
程序存储器类型: 闪存
RAM 容量: 2.5K x 16
电压 - 电源 (Vcc/Vdd): 3 V ~ 3.6 V
数据转换器: A/D 8x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 144-LQFP
包装: 托盘
56F805 Technical Data, Rev. 16
Freescale Semiconductor
3
56F805 Block Diagram
JTAG/
OnCE
Port
Digital Reg
Analog Reg
Low Voltage
Supervisor
Program Controller
and
Hardware Looping Unit
Data ALU
16 x 16 + 36
→ 36-Bit MAC
Three 16-bit Input Registers
Two 36-bit Accumulators
Address
Generation
Unit
Bit
Manipulation
Unit
PLL
Clock Gen
16-Bit
56800
Core
PAB
PDB
XDB2
CGDB
XAB1
XAB2
XTAL
EXTAL
INTERRUPT
CONTROLS
IPBB
CONTROLS
IPBus Bridge
(IPBB)
MODULE CONTROLS
ADDRESS BUS [8:0]
DATA BUS [15:0]
COP RESET
RESET
IRQA
IRQB
Applica-
tion-Specific
Memory &
Peripherals
Interrupt
Controller
Program Memory
32252 x 16 Flash
512 x 16 SRAM
Boot Flash
2048 x 16 Flash
Data Memory
4096 x 16 Flash
2048 x 16 SRAM
COP/
Watchdog
SPI
or
GPIO
SCI0
or
GPIO
Quad Timer D
/ Alt Func
Quad Timer C
A/D1
A/D2
ADC
4
2
4
6
PWM Outputs
Fault Inputs
PWMA
16
VCAPC
VDD
VSS
VDDA
VSSA
6
28
8*
EXTBOOT
Current Sense Inputs
3
Quadrature
Decoder 0/
Quad Timer A
CAN 2.0A/B
2
CLKO
External
Address Bus
Switch
Bus
Control
External
Data Bus
Switch
External
Bus
Interface
Unit
RD Enable
WR Enable
DS Select
PS Select
10
16
6
A[00:05]
D[00:15]
A[06:15] or
GPIO-E2:E3 &
GPIO-A0:A7
4
6
PWM Outputs
Fault Inputs
PWMB
Current Sense Inputs
3
Quadrature
Decoder 1/
Quad B Timer
4
2
SCI1
or
GPIO
2
Dedicated
GPIO
14
VPP
RSTO
VREF
Up to 40 MIPS at 80MHz core frequency
DSP and MCU functionality in a unified,
C-efficient architecture
Hardware DO and REP loops
MCU-friendly instruction set supports both DSP
and controller functions: MAC, bit manipulation
unit, 14 addressing modes
31.5K
× 16-bit words (64KB) Program Flash
512
× 16-bit words (1KB) Program RAM
4K
× 16-bit words (8KB) Data Flash
2K
× 16-bit words (4KB) Data RAM
2K
× 16-bit words (4KB) Boot Flash
Up to 64K
× 16-bit words (128KB) each of external
Program and Data memory
Two 6-channel PWM Modules
Two 4-channel, 12-bit ADCs
Two Quadrature Decoders
CAN 2.0 B Module
Two Serial Communication Interfaces (SCIs)
Serial Peripheral Interface (SPI)
Up to four General Purpose Quad Timers
JTAG/OnCETM port for debugging
14 Dedicated and 18 Shared GPIO lines
144-pin LQFP Package
*includes TCS pin which is reserved for factory use and is tied to VSS
56F805 General Description
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