Datasheet Texas Instruments SNJ54ALS648W — 数据表

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 OUTPUT LOGIC SN54ALS646, SN74ALS646A, ′AS646 3 state True SN54ALS648, SN74ALS648A, SN74AS648 3 state Inverting SN54ALS646, SN54ALS648, SN54AS646 . JT PACKAGE
SN74ALS646A, SN74ALS648A, SN74AS646,
SN74AS648 . DW OR NT PACKAGE
(TOP VIEW) CLKAB
SAB
DIR
A1
A2
A3
A4
A5 …