IDT72104中文資料IDT數(shù)據(jù)手冊PDF規(guī)格書

DESCRIPTION:

The IDT72103/72104 are high-speed Parallel-Serial FlFOs to be used with high-performance systems for functions such as serial communications, laser printer engine control and local area networks.

FEATURES:

? 35ns parallel port access time, 45ns cycle time

? 50MHz serial input/output frequency

? Serial-to-parallel, parallel-to-serial, serial-to-serial, and parallel-to-parallel operations

? Expandable in both depth and width with no external components

? Flexishift? — Sets programmable serial word width from 4 bits to any width with no external components

? Multiple flags: Full, Almost-Full (Full-1/8),Full-Minus-One, Empty, Almost-Empty (Empty + 1/8), Empty-Plus One, and Half-Full

? Asynchronous and simultaneous read or write operations

? Dual-Port, zero fall-through time architecture

? Retransmit capability in single-device mode

? Packaged in 44-pin PLCC

? Industrial temperature range (–40oC to +85oC)

APPLICATIONS:

? High-speed data acquisition systems

? Local area network (LAN) buffer

? High-speed modem data buffer

? Remote telemetry data buffer

? FAX raster video data buffer

? Laser printer engine data buffer

? High-speed parallel bus-to-bus communications

? Magnetic media controllers

? Serial link buffer