74AHCT139 View Datasheet(PDF) - Philips Electronics
Part Name
Description
View to exact match
74AHCT139 Datasheet PDF : 16 Pages
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Philips Semiconductors
Dual 2-to-4 line decoder/demultiplexer
Product specification
74AHC139;
74AHCT139
AC CHARACTERISTICS
Type 74AHC139
Ground = 0 V; tr = tf ≤ 3.0 ns.
SYMBOL PARAMETER
TEST CONDITIONS
WAVEFORMS
CL
Tamb (°C)
25
−40 to +85 −40 to +125 UNIT
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
VCC = 3.0 to 3.6 V; note 1
tPHL/tPLH
propagation delay
nAn to nYn
propagation delay
nE to nYn
propagation delay
nAn to nYn
propagation delay
nE to nYn
VCC = 4.5 to 5.5 V; note 2
tPHL/tPLH
propagation delay
nAn to nYn
propagation delay
nE to nYn
propagation delay
nAn to nYn
propagation delay
nE to nYn
see Figs 5 and 7
see Figs 6 and 7
see Figs 5 and 7
see Figs 6 and 7
see Figs 5 and 7
see Figs 6 and 7
see Figs 5 and 7
see Figs 6 and 7
15 pF −
−
50 pF −
−
15 pF −
−
50 pF −
−
5.5 11.0 1.0 13.0 1.0 14.0 ns
4.8 9.2 1.0 11.0 1.0 11.5 ns
7.9 14.5 1.0 16.5 1.0 18.5 ns
6.9 12.7 1.0 14.5 1.0 16.0 ns
3.9 7.2 1.0 8.5 1.0 9.0 ns
3.4 6.3 1.0 7.5 1.0 8.0 ns
5.6 9.2 1.0 10.5 1.0 11.5 ns
4.9 8.3 1.0 9.5 1.0 10.5 ns
Notes
1. Typical values at VCC = 3.3 V.
2. Typical values at VCC = 5.0 V.
1999 Sep 01
8
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