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HD74LS279
Quadruple S-R Latches
Features
• Ordering Information
Part Name
Package Type
Package Code (Previous Code)
Package Abbreviation
HD74LS279P
DILP-16 pin
PRDP0016AE-B (DP-16FV)
P
HD74LS279FPEL SOP-16 pin (JEITA)
PRSP0016DH-B (FP-16DAV)
FP
Note: Please consult the sales office for the above package availability.
Pin Arrangement
REJ03D0474-0400 Rev.4.00
May 10, 2006
Taping Abbreviation (Quantity) — EL (2,000 pcs/reel)
1R 1 1S1 2 1S2 3 1Q 4 2R 5 2S 6 2Q 7 GND 8
16 VCC 15 4S 14 4R 13 4Q 12 3S2 11 3S1 10 3R 9 3Q
(Top view)
Rev.4.00, May 10, 2006, page 1 of 4
HD74LS279
Function Table
Inputs
Output
S** R
Q
H H Q0
L HH
HLL
L L H*
Notes: 1. H; high level, L; low level
2. Q0; The level of Q before the indidicated input conditions were established. 3.
HD74LS279 Datasheet
