TS68040VR25A集成电路（IC）的微处理器规格书PDF中文资料

描述 Description

The TS68040 is Atmel’s third generation of 68000-compatible, high-performance, 32-bit microprocessors. The TS68040 is a virtual memory microprocessor employing multiple, concurrent execution units and a highly integrated architecture to provide very high performance in a monolithic HCMOS device.

特性 Features

• 26-42 MIPS Integer Performance

• 3.5-5.6 MFLOPS Floating-Point-Performance

• IEEE 754-Compatible FPU

• Independent Instruction and Data MMUs

• 4K bytes Physical Instruction Cache and 4K bytes Physical Data Cache Accessed Simultaneously

• 32-bit, Nonmultiplexed External Address and Data Buses with Synchronous Interface

• User-Object-Code Compatibility with All Earlier TS68000 Microprocessors

• Multimaster/Multiprocessor Support via Bus Snooping

• Concurrent Integer Unit, FPU, MMU, Bus Controller, and Bus Snooper Maximize Throughput

• 4G bytes Direct Addressing Range

• Software Support Including Optimizing C Compiler and UNIX® System V Port

• IEEE P 1149-1 Test Mode (JTAG)

• f = 25 MHz, 33 MHz; VCC = 5V ± 5; PD = 7W

• The Use of the TS88915T Clock Driver is Suggested