參數(shù)資料
型號(hào): MPC7450RX667LX
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 667 MHz, RISC PROCESSOR, CBGA483
封裝: 29 X 29 MM, 3.22 MM HEIGHT, 1.27 MM PITCH, CERAMIC, BGA-483
文件頁數(shù): 12/60頁
文件大?。?/td> 1296K
代理商: MPC7450RX667LX
2
MPC7450 RISC Microprocessor Hardware Specifications
Overview
1.1 Overview
The MPC7450 is the third implementation of the fourth generation (G4) of PowerPC microprocessors from
Motorola. The MPC7450 implements the full PowerPC 32-bit architecture and is targeted at networking and
computing systems applications. The MPC7450 consists of a processor core, a 256-Kbyte L2, and an
internal L3 tag and controller which support a glueless backside L3 cache through a dedicated
high-bandwidth interface.
Figure 1 shows a block diagram of the MPC7450. The core is a high-performance PowerPC superscalar
design supporting a double-precision floating-point unit and a SIMD multimedia unit. The memory storage
subsystem supports the MPX bus interface to main memory and other system resources. The L3 interface
supports 1 or 2 Mbytes of external SRAM for L3 cache data.
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