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SN54ALS646, SN54ALS648, SN54AS646 SN74ALS646A, SN74ALS648A, SN74AS646, SN74AS648 OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS
SDAS039F – DECEMBER 1983 – REVISED JANUARY 1995
• Independent Registers for A and B Buses • Multiplexed Real-Time and Stored Data • Choice of True or Inverting Data Paths • Choice of 3-State or Open-Collector
Outputs
• Package Options Include Plastic
Small-Outline (DW) Packages, Ceramic
Chip Carriers (FK), and Standard Plastic
(NT) and Ceramic (JT) 300-mil DIPs
DEVICE SN54ALS646, SN74ALS646A, ′AS646 SN54ALS648, SN74ALS648A, SN74AS648
OUTPUT 3 state 3 state
LOGIC True
Inverting
description
SN54ALS646, SN54ALS648, SN54AS646 . . . JT PACKAGE SN74ALS646A, SN74ALS648A, SN74AS646, SN74AS648 . . .