参数资料
型号: MPC855TCVR66D4
厂商: Freescale Semiconductor
文件页数: 1/15页
文件大小: 0K
描述: IC MPU POWERQUICC 66MHZ 357-PBGA
标准包装: 44
系列: MPC8xx
处理器类型: 32-位 MPC8xx PowerQUICC
速度: 66MHz
电压: 3.3V
安装类型: 表面贴装
封装/外壳: 357-BBGA
供应商设备封装: 357-PBGA(25x25)
包装: 托盘
The MPC855T communications controller is a member of the MPC8xx family targeted at cost
sensitive general purpose networking controller applications. The MPC855T can be used in a
variety of controller applications, excelling particularly in low cost communications and
networking products, such as SOHO routers, ADSL, and cable modems.
The MPC855T integrates three separate processing blocks. The rst two, common with all
MPC8xx devices, are (1) a high-performance MPC8xx core, which is used as a
general-purpose processor for application programming and (2) a RISC communications
processor (CP) embedded in the communications processor module (CPM). All MPC8xx
devices will have an 8-KByte dual port RAM when the MPC855T is available. The third block
is a 10/100-Mbps Fast Ethernet controller with integrated FIFOs and bursting DMA. The
MPC855T’s
Fast
Ethernet
controller
is
implemented
independently,
providing
high-performance Fast Ethernet connectivity without affecting the performance of the CPM.
Additionally, since the CPM of the MPC855T is based on the CPM of other MPC8xx devices,
support for ATM, HDLC, and the QMC (QUICC multichannel controller) multichannel
protocol is also provided. The QMC protocol enables the MPC855T to provide protocol
processing (through HDLC or transparent mode) for 32 time-division-multiplexed channels
(on TDM channel A) when the MPC855T is operated at 50 MHz. This support for
multichannel protocol processing, ATM and 10/100-Mbps Ethernet in one chip makes the
MPC855T ideal for cost sensitive networking and telecommunications systems.
1.1
MPC855T Key Features
The key features of the MPC855T are summarized as follows:
10/100-Mbps Ethernet support (Not available when using ATM over UTOPIA
interface)
— Full compliance with the IEEE 802.3u standard for 10/100-Mbps
— Support for three different physical interfaces
– 100-Mbps 802.3 media-independent interface (MII)
– 10-Mbps 802.3 media-independent interface
– 10-Mbps 7-wire interface
— Support for half-duplex 100-Mbps operation (at 33-MHz system clock rate and
above)
— Support for full-duplex 100-Mbps operation (at 50-MHz system clock rate and
Advance Information
MPC855TTS/D
Rev.0.1,11/2001
MPC855T Communications
Controller Technical
Summary
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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MPC855TCZP50D4 制造商:Freescale Semiconductor 功能描述:
MPC855TCZQ50D4 功能描述:微处理器 - MPU POWER QUICC RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC855TCZQ50D4R2 功能描述:微处理器 - MPU POWER QUICC RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC855TCZQ66D4 功能描述:微处理器 - MPU POWER QUICC RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
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