D State-of-the-Art Bi
CMOS Design
Significantly Reduces ICCZ
D Bus Transceivers/ Registers D Independent Registers and Enables for
A and B Buses
SN54BCT646 .
.
.
JT OR W PACKAGE SN74BCT646 .
.
.
DW OR NT PACKAGE
(TOP VIEW)
SN54BCT646, SN74BCT646 OCTAL BUS TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
SCBS037D − AUGUST 1989 − REVISED MAY 2004
D Multiplexed Real-Time and Stored Data D ESD Protection Exceeds JESD 22
− 2000-V Human-Body Model (A114-A) − 200-V Machine Model (A115-A)
SN54BCT646 .
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.
FK PACKAGE (TOP VIEW)
DIR SAB CLKAB NC VCC CLKBA SBA
CLKAB 1 SAB 2 DIR 3 A1 4 A2 5 A3 6 A4 7 A5 8 A6 9 A7 10 A8 11 GND 12
24 VCC 23 CLKBA 22 SBA 21 OE 20 B1 19 B2 18 B3 17 B4 16 B5 15 B6 14 B7 13...