描述 Description

The ATF2500C is the highest-density PLD available in a 44-pin surface mount package. With its fully connected logic array and flexible macrocell structure, high gate utilization is easily obtainable. The ATF2500C is a high-performance CMOS (electrically-erasable) programmable logic device (PLD) that utilizes Atmel’s proven electrically-erasable technology. This PLD is now available in a fully Green or LHF (lead and halide-free) packages.

特性 Features

? High-performance, High-density, Electrically-erasable Programmable Logic Device

? Fully Connected Logic Array with 416 Product Terms

? 15 ns Maximum Pin-to-pin Delay for 5V Operation

? 24 Flexible Output Macrocells

– 48 Flip-flops – Two per Macrocell

– 72 Sum Terms

– All Flip-flops, I/O Pins Feed in Independently

? D- or T-type Flip-flops

? Product Term or Direct Input Pin Clocking

? Registered or Combinatorial Internal Feedback

? Backward Compatible with ATV2500B/BQ and ATV2500H Software

? Advanced Electrically-erasable Technology

– Reprogrammable

– 100 Tested

? 44-lead Surface Mount Package and 40-pin DIP Package

? Flexible Design: Up to 48 Buried Flip-flops and 24 Combinatorial Outputs Simultaneously

? 8 Synchronous Product Terms

? Individual Asynchronous Reset per Macrocell

? OE Control per Macrocell

? Functionality Equivalent to ATV2500B/BQ and ATV2500H

? 2000V ESD Protection

? Security Fuse Feature to Protect the Code

? Commercial, Industrial and Military Temperature Range Offered

? 10 Year Data Retention

? Pin Keeper Option

? 200 mA Latch-up Immunity

? Green Package Options (Pb/Halide-free/RoHS Compliant) Available