Data Sheet

SN54LV123A, SN74LV123A
www.ti.com SCLS393P –APRIL 1998–REVISED OCTOBER 2013
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range, V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 3)
–40°C to
–55°C to 125°C 85°C –40°C to 125°C
T
A
= 25°C
FROM TO TEST
SN54LV123A
(1)
SN74LV123 SN74LV123A
PARAMETER UNIT
(INPUT) (OUTPUT) CONDITIONS
A
MIN TYP MAX MIN MAX MIN MAX MIN MAX
A or B Q or Q 7.1 12
(2)
1
(2)
14
(2)
1 14 1 14
CLR Q or Q 6.5 9.4
(2)
1
(2)
11
(2)
1 11 1 11
t
pd
C
L
= 15 pF ns
12.9
(2
CLR trigger Q or Q 7.4 1
(2)
15
(2)
1 15 1 15
)
A or B Q or Q 8.3 14 1 16 1 16 1 16
t
pd
CLR Q or Q C
L
= 50 pF 7.4 11.4 1 13 1 13 1 13 ns
CLR trigger Q or Q 8.7 14.9 1 17 1 17 1 17
C
L
= 50 pF
C
ext
= 28 pF 167 200 240 240 240 ns
R
ext
= 2 kΩ
C
L
= 50 pF
t
w
(3)
Q or Q C
ext
= 0.01 μF 90 100 110 90 110 90 110 90 110 μs
R
ext
= 10 kΩ
C
L
= 50 pF
C
ext
= 0.1 μF 0.9 1 1.1 0.9 1.1 0.9 1.1 0.9 1.1 ms
R
ext
= 10 kΩ
Δt
w
(4)
C
L
= 50 pF ±1 %
(1) Product Preview
(2) On products compliant to MIL-PRF-38535, this parameter is not production tested.
(3) t
w
= Duration of pulse at Q and Q outputs
(4) Δt
w
= Output pulse-duration variation (Q and Q) between circuits in same package
OPERATING CHARACTERISTICS
T
A
= 25°C
PARAMETER TEST CONDITIONS V
CC
TYP UNIT
3.3 V 44
C
pd
Power dissipation capacitance C
L
= 50 pF, f = 10 MHz pF
5 V 49
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Product Folder Links: SN54LV123A, SN74LV123A