参数资料
型号: IBM25PPC750GXEBB6572T
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 1000 MHz, RISC PROCESSOR, CBGA292
封装: 21 X 21 MM, 1 MM PITCH, CERAMIC, BGA-292
文件页数: 5/74页
文件大小: 1054K
代理商: IBM25PPC750GXEBB6572T
Datasheet
IBM PowerPC 750GX RISC Microprocessor
DD1.X
750GX_ds_body.fm SA14-2765-02
September 2, 2005
Overview
Page 13 of 73
2. Overview
The IBM PowerPC 750GX RISC Microprocessor, also called the 750GX, is targeted for high-performance,
low-power systems using a 60× bus. The 750GX also includes an internal 1-MB L2 cache with on-board
error correction circuitry (ECC).
2.1 Block Diagram
Figure 2-1. IBM PowerPC 750GX RISC Microprocessor Block Diagram
Load/Store
Floating-
Instruction Fetch
System
Completion
32-KB Instruction Cache
BHT/
Enhanced
L2 Cache
FXU2
Dispatch
Branch Unit
Control Unit
(FPRs)
1-MB
32-KB Data Cache
L2 Tags
FXU1
with ECC
with Parity
Unit
BTIC
60x
Bus
and
Rename
Buffers
Unit
(LSU)
Floating-
Point
Registers
Point
Unit
(FPU)
Interface
Unit
(BIU)
(GPRs)
and
Rename
Buffers
General-
Purpose
Registers
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