Datasheet
SN54LV139A, SN74LV139A
DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS
SCLS396I − APRIL 1998 − REVISED APRIL 2005
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
V
CC
= 2.5 V ± 0.2 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO LOAD
T
A
= 25°C SN54LV139A SN74LV139A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
A or B Y
C 15 pF
7.7* 17.6* 1* 21* 1 21
ns
t
pd
G Y
C
L
= 15 pF
7.4* 15.8* 1* 19* 1 19
ns
t
A or B Y
C =50pF
10.2 22.5 1 26.5 1 26.5
ns
t
pd
G Y
C
L
= 50 pF
9.9 20.2 1 24 1 24
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO LOAD
T
A
= 25°C SN54LV139A SN74LV139A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
A or B Y
C 15 pF
5.3* 11* 1* 13* 1 13
ns
t
pd
G Y
C
L
= 15 pF
5.1* 9.2* 1* 11* 1 11
ns
t
A or B Y
C =50pF
7.3 14.5 1 16.5 1 16.5
ns
t
pd
G Y
C
L
= 50 pF
7 12.7 1 14.5 1 14.5
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO LOAD
T
A
= 25°C SN54LV139A SN74LV139A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
A or B Y
C 15 pF
3.7* 7.2* 1* 8.5* 1 8.5
ns
t
pd
G Y
C
L
= 15 pF
3.5* 6.3* 1* 7.5* 1 7.5
ns
t
A or B Y
C =50pF
5.2 9.2 1 10.5 1 10.5
ns
t
pd
G Y
C
L
= 50 pF
4.9 8.3 1 9.5 1 9.5
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
operating characteristics, T
A
= 25°C
PARAMETER
TEST CONDITIONS V
CC
TYP UNIT
C
Power dissipation capacitance
C =50pF
f = 10 MHz
3.3 V 17.3
pF
C
pd
Power dissipation capacitance C
L
= 50 pF, f = 10 MHz
5 V 18.2
pF
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design phase of development. Characteristic data and other
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change or discontinue these products without notice.