參數(shù)資料
型號: MPC850CZQ50BU
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 50 MHz, RISC PROCESSOR, PBGA256
封裝: 23 X 23 MM, 1.27 MM PITCH, PLASTIC, BGA-256
文件頁數(shù): 23/75頁
文件大?。?/td> 2995K
代理商: MPC850CZQ50BU
MPC850 PowerQUICC Integrated Communications Processor Hardware Specifications, Rev. 2
Freescale Semiconductor
3
Features
2Features
Figure 1 is a block diagram of the MPC850, showing its major components and the relationships among
those components:
Figure 1. MPC850 Microprocessor Block Diagram
The following list summarizes the main features of the MPC850:
Embedded single-issue, 32-bit MPC8xx core (implementing the PowerPC architecture) with
thirty-two 32-bit general-purpose registers (GPRs)
— Performs branch folding and branch prediction with conditional prefetch, but without
conditional execution
System Interface Unit
Memory Controller
Bus Interface Unit
System Functions
Real-Time Clock
PCMCIA Interface
Bus
Embedded
2-Kbyte
I-Cache
MMU
1-Kbyte
D-Cache
Data
MMU
Load/Store
Instruction
Bus
Parallel I/O
Baud Rate
Generators
Dual-Port
RAM
Interrupt
Controller
Four
Timers
20 Virtual
2 Virtual
32-Bit RISC Communications
Processor (CP) and Program ROM
SCC2
USB
SPI
Timer
Non-Multiplexed Serial Interface
MPC8xx
Core
Instruction
IDMA
Channels
Serial DMA
and
Channels
Unified Bus
Communications
Processor
Module
Peripheral Bus
SCC3
I2C
UTOPIA
Ports
(850SR & DSL)
SMC1
SMC2
Time Slot Assigner
TDMa
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