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AM29240EH - (AM29240EH / AM29243EH) Enhanced High-Performance RISC Microcontrollers

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Datasheet Details

Part number AM29240EH
Manufacturer AMD
File Size 294.29 KB
Description (AM29240EH / AM29243EH) Enhanced High-Performance RISC Microcontrollers
Datasheet download datasheet AM29240EH Datasheet

Overview

www.DataSheet4U.com PRELIMINARY Am29240™EH, Am29245™EH, and Am29243™EH Enhanced High-Performance RISC Microcontrollers DISTINCTIVE CHARACTERISTICS All three microcontrollers in the Am29240™EH microcontroller series have the following characteristics: Completely integrated system for embedded applications Full 32-bit architecture 4-Kbyte, two-way set-associative instruction cache 4-Gbyte virtual address space, 304-Mbyte physical space implemented Glueless system interfaces with on-chip wait state control 36 VAX MIPS (million instructions per second) sustained at 25 MHz Four banks of ROM, each separately programmable for 8-, 16-, or 32-bit interface Four banks of DRAM Single-cycle ROM burst-mode and DRAM page-mode access DRAM timing is software-programmable for 3/1 or 2/1 initial/burst access cycles 6-port peripheral interface adapter 16-line programmable I/O port Bidirectional parallel port controller Interrupt controller Fully pipelined integer unit Three-address instruction architecture 192 general purpose registers Traceable Cache™ technology instruction and data cache tracing IEEE Std 1149.1-1990 (JTAG) compliant Standard Test Access Port and Boundary Scan Architecture Binary compatibility with all 29K™ family microprocessors and microcontrollers CMOS technology/TTL compatible 208-pin Plastic Quad Flat Pack (PQFP) package 3.

Key Features

  • 2-Kbyte, two-way set-associative data cache Single-cycle 32-bit multiplier for faster integer math; two-cycle Multiply Accumulate (MAC) function 16-entry on-chip Memory Management Unit (MMU) with one Translation Look-Aside Buffer 4-channel double-buffered DMA controller with queued reload Two serial ports (UARTs) Bidirectional bit serializer/deserializer 20- and 25-MHz operating frequencies Am29243EH Microcontroller The Am29243™EH data microcontroller is similar to the Am29240EH microcontrolle.

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