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54ACT821
10-Bit D Flip-Flop with TRI-STATE
廬
Outputs
General Description
The 鈥橝C/鈥橝CT821 is a 10-bit D flip-flop with TRI-STATE out-
puts arranged in a broadside pinout.
The 鈥橝C/鈥橝CT821 is functionally identical to the AM29821.
n
n
n
n
Noninverting outputs
Outputs source/sink 24 mA
鈥橝CT821 has TTL-compatible inputs
Standard Microcircuit Drawing (SMD)
鈥?鈥橝CT821: 5962-88705
鈥?鈥橝C821: 5962-91606
Features
n
TRI-STATE outputs for bus interfacing
Logic Symbols
Connection Diagrams
Pin Assignment
for DIP and Flatpak
DS100355-1
IEEE/IEC
DS100355-3
Pin Assignment for LCC
DS100355-2
Pin Names
D
0
鈥揇
9
O
0
鈥揙
9
OE
CP
Description
Data Inputs
Data Outputs
Output Enable Input
Clock Input
DS100355-4
TRI-STATE
廬
is a registered trademark of National Semiconductor Corporation.
FACT
廬
is a registered trademark of Fairchild Semiconductor Corporation.
漏 1998 National Semiconductor Corporation
DS100355
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