UPD30181A - 64/32 Bit Microcontroller

Product Overview

NEC

UPD30181A 64/32 Bit Microcontroller by NEC - Datasheet Preview — Datasheet preview – UPD30181A

Datasheet Details

Part number	UPD30181A
Manufacturer	NEC
File Size	573.25 KB
Description	64/32 Bit Microcontroller
Datasheet	UPD30181A Datasheet
Additional preview pages of the UPD30181A datasheet.

Product details

Description

The µPD30181A and 30181AY (VR4181A), which are high-performance 64-/32-bit microprocessors employing the TM TM RISC (reduced instruction set computer) architecture developed by MIPS , are products in the VR Series of microprocessors manufactured by NEC.

Features

{ VR4120 core (64-bit RISC core) on chip as CPU { Pipeline clock: 131 MHz { Conforms to MIPS III (except for FPU, LL and SC instructions) and MIPS16 instruction sets { Supports MACC and DMACC high-speed product-sum operation instructions { On-chip cache memory Capacity includes 8 KB instruction cache and 8 KB data cache { Employs a writeback cache { Physical addresses: 32 bits Virtual addresses: 40 bits { On-chip 32 double-entry TLB { Effective power management using four modes: Fullspeed, Stand.

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Published: Aug 24, 2005 |