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参数资料
| 型号： | IDT79R3081-40DL8 |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 32-BIT, 40 MHz, RISC PROCESSOR, PQCC84 |
| 封装： | 0.050 INCH PITCH, HEAT SINK, PLASTIC, LCC-84 |
| 文件页数： | 1/41页 |
| 文件大小： | 893K |
| 代理商： | IDT79R3081-40DL8 |
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5.5
1
IDT79R3081 RISController
MILITARY AND COMMERCIAL TEMPERATURE RANGES
OCTOBER 2001
2001 Integrated Device Technology, Inc.
5.5
DSC-9064/5
IDT 79R3081
, 79R3081E
IDT 79RV3081, 79RV3081E
IDT79R3081
RISController
with FPA
R3081 BLOCK DIAGRAM
Clock Generator
Unit/Clock Doubler
Master Pipeline Control
System Control
Coprocessor
(CP0)
Integer
CPU Core
Exception/Control
Registers
Memory Management
Registers
Translation
Lookaside Buffer
(64 entries)
General Registers
(32 x 32)
ALU
Shifter
Mult/Div Unit
Address Adder
PC Control
Virtual Address
Configurable
Data
Cache
(4kB/8kB)
Configurable
Instruction
Cache
(16kB/8kB)
Physical Address Bus
BIU
Control
DMA
Arbiter
4-deep
Write
Buffer
ClkIn
Int(5:0)
32
36
BrCond(3:2,0)
Data Bus
R3051 Superset Bus Interface Unit
Address/
Data
DMA
Ctrl
Rd/Wr
Ctrl
SysClk
Register Unit
(16 x 64)
Exponent Unit
Add Unit
Divide Unit
Multiply Unit
Floating Point
Coprocessor
(CP1)
Coherency
Logic
Invalidate
Control
Exception/Control
Data Bus
FP Interrupt
Parity
Generator
4-deep
Read
Buffer
2889 drw 01
The IDT logo is a registered trademark, and RISController, R3041, R3051, R3052, R3071, R3081, R3720, R4400, R4600, IDT/kit, and IDT/sim are trademarks of Integrated Device Technology, Inc.
FEATURES
Instruction set compatible with IDT79R3000A, R3041,
R3051, and R3071 RISC CPUs
High level of integration minimizes system cost
— R3000A Compatible CPU
— R3010A Compatible Floating Point Accelerator
— Optional R3000A compatible MMU
— Large Instruction Cache
— Large Data Cache
— Read/Write Buffers
43VUPS at 50MHz
— 13MFlops
Flexible bus interface allows simple, low cost designs
Optional 1x or 2x clock input
20 through 50MHz operation
"V" version operates at 3.3V
50MHz at 1x clock input and 1/2 bus frequency only
Large on-chip caches with user configurability
— 16kB Instruction Cache, 4kB Data Cache
— Dynamically configurable to 8kB Instruction Cache,
8kB Data Cache
— Parity protection over data and tag fields
Low cost 84-pin packaging
Superset pin- and software-compatible with R3051, R3071
Multiplexed bus interface with support for low-cost, low-
speed memory systems with a high-speed CPU
On-chip 4-deep write buffer eliminates memory write stalls
On-chip 4-deep read buffer supports burst or simple block
reads
On-chip DMA arbiter
Hardware-based Cache Coherency Support
Programmable power reduction mode
Bus Interface can operate at half-processor frequency
Integrated Device Technology, Inc.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| IDT79R3081-40DLG | 制造商:Integrated Device Technology Inc 功能描述:MPU R3081 RISC 32-Bit 40MHz 84-Pin PLCC |
| IDT79R3081E25DL | 制造商:Integrated Device Technology Inc 功能描述: |
| IDT79R4650-100DP | 功能描述:IC MPU 64BIT W/DSP 100MHZ 208QFP RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微处理器 系列:- 标准包装:2 系列:MPC8xx 处理器类型:32-位 MPC8xx PowerQUICC 特点:- 速度:133MHz 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 |
| IDT79R4650-133DP | 功能描述:IC MPU 64BIT W/DSP 133MHZ 208QFP RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微处理器 系列:- 标准包装:2 系列:MPC8xx 处理器类型:32-位 MPC8xx PowerQUICC 特点:- 速度:133MHz 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 |
| IDT79R4700-100DP | 功能描述:IC MPU 64BIT 5V 100MHZ 208-QFP RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微处理器 系列:- 标准包装:2 系列:MPC8xx 处理器类型:32-位 MPC8xx PowerQUICC 特点:- 速度:133MHz 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 |
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