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參數(shù)資料
| 型號： | μPD705101GM-100-8ED |
| 廠商： | NEC Corp. |
| 英文描述： | 32 Bit RISC Microcontrollers(32位RISC微控制器) |
| 中文描述： | 32位RISC微控制器（32位的RISC微控制器） |
| 文件頁數(shù)： | 2/2頁 |
| 文件大小： | 30K |
| 代理商： | ΜPD705101GM-100-8ED |
F E A T U R E D E S C R I P T I O N
O R D E R I N G
I N F O R M A T I O N
C P U
200-MOPS MAC instruction
—
High-performance microprocessor
–
Five-stage pipeline control
–
Thirty-two general-purpose 32-bit registers
–
64-bit barrel shifter
–
32-bit MAC unit
—
Powerful RISC instruction set
–
102 16- and 32-bit RISC instructions
–
Single-cycle MAC instruction
(32 bits x 32 bits — 64-bit result)
–
Saturated arithmetic operation (with a
saturation detection function)
–
One- and two-cycle double-word shift
(64-bit data)
–
High-speed lookahead branch
–
Block load/store instructions
—
Fast instruction execution: 10 ns at 100 MHz
INT ER R UP T S
—
20 maskable and prioritizable interrupts
plus NMI
—
Four programmable priority levels
MEMO R Y
—
4KB instruction RAM with 4K instruction cache
(direct mapping)
—
4KB data RAM with 4K data cache (direct
mapping/write through)
—
128-MB linear address memory space
EX T ER NA L B US INT ER FA C E
—
Single and 16-byte burst transfer modes
—
Separate 24-bit address and 32-bit data buses
—
32-/16-bit data bus sizing
—
Bus hold/lock
—
Seven chip select outputs
O T HER F UNC T IO NS
—
Sleep/stop modes
—
Internal clocks (3x PLL)
P ER IP HER A L S
—
DRAM controller (RAS/CAS and EDO mode)
—
Page-mode ROM controller
—
Two 16-bit timer/counters with five
capture/compare registers
—
UART and clocked serial ports with baud rate
generator
D MA C O NT R O L L ER
—
Four-channel controller
—
16-MB byte count
—
128-MB address range
—
Memory <— memory and memory <— I/O
—
32-/16-/8-bit data width
—
External terminal count pin
D EV EL O P MENT T O O L S
—
High-performance optimized C compilers
(NEC, Green Hills, MetroWerks)
—
Real-time operating systems
—
High-level language debugger with GUI
—
ROM-ICE emulator
—
N-wire ICE
—
Evaluation board
—
Middleware libraries
–
MH/MR/MMR
–
J BIG, J PEG, MPEG
–
SOFTMODEM
—
PCI/I
2
O compatibility
PA R T NUMB ER
μPD705101GM-100-8ED
PA C K A G E
160-pin plastic QFP (24 mm x 24 mm)
1998 NEC Electronics Inc. NEC, V800 and V831 are either trademarks or registered trademarks of NEC Corporation in the United States and/or other countries. All other trademarks are the property of their respective
owners. No part of this document may be copied or reproduced in any form or by any means without the prior written consent of NEC Electronics Inc. (NECEL). The information in this document is subject to change with-
out notice. ALL DEVICES SOLD BY NECEL ARE COVERED BY THE PROVISIONS APPEARING IN NECEL TERMS AND CONDITIONS OF SALES ONLY, INCLUDING THE LIMITATION OF LIABILITY, WARRANTY,
AND PATENT PROVISIONS. NECEL makes no warranty, express, statutory, implied, or by description, regarding information set forth herein or regarding the freedom of the described devices from patent infringement.
NECEL assumes no responsibility for any errors that may appear in this document. NECEL makes no commitments to update or to keep current information contained in this document. The devices listed in this document
are not suitable for use in applications such as, but not limited to, aircraft control systems, aerospace equipment, submarine cables, nuclear reactor control systems, and life-support systems. “Standard” quality grade
devices are recommended for computers, office equipment, communication equipment, test and measurement equipment, machine tools, industrial robots, audio and visual equipment, and other consumer products. For
automotive and transportation equipment, traffic control systems, and anti-disaster and anti-crime systems, it is recommended that the customer contact the responsible NECEL salesperson to determine the reliability
requirements for any such application and any cost adder. NECEL does not recommend or approve use of any of its products in life-support devices or systems or in any application where failure could result in injury or
death. If customers wish to use NECEL devices in applications not intended by NECEL, customers must contact the responsible NECEL salespeople to determine NECEL’s willingness to support a given application.
Document # U12207EU4V0PB00
For literature, call
1-800-366-9782
7 a.m. to 6 p.m. Pacific time
or fax your request to
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or visit our Web site at
www.nec.com
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