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74HC139 Datasheet, PDF (5/7 Pages) NXP Semiconductors – Dual 2-to-4 line decoder/demultiplexer | |||
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Philips Semiconductors
Dual 2-to-4 line decoder/demultiplexer
Product speciï¬cation
74HC/HCT139
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see â74HC/HCT/HCU/HCMOS Logic Family Specificationsâ.
Output capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
SYMBOL PARAMETER
74HC
+25
â40 to +85
min. typ. max. min. max.
tPHL/ tPLH
propagation delay
nAn to Yn
39 145
14 29
11 25
180
36
31
tPHL/ tPLH
propagation delay
nE to nYn
33 135
12 27
10 23
170
34
29
tTHL/ tTLH
output transition
time
19 75
7 15
6 13
95
19
16
â40 to +125
min. max.
220
44
38
205
41
35
110
22
19
UNIT
ns
ns
ns
TEST CONDITIONS
VCC WAVEFORMS
(V)
2.0
4.5 Fig.6
6.0
2.0
4.5 Fig.7
6.0
2.0
4.5 Figs 6 and 7
6.0
September 1993
5
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