Data Sheet

SN54LV123A, SN74LV123A
www.ti.com SCLS393P –APRIL 1998–REVISED OCTOBER 2013
TIMING REQUIREMENTS
over recommended operating free-air temperature range, V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 3)
–55°C to 125°C –40°C to 85°C –40°C to 125°C
T
A
= 25°C
SN54LV123A
(1)
SN74LV123A SN74LV123A
PARAMETER TEST CONDITIONS UNIT
MIN TYP MIN MAX MIN MAX MIN MAX
CLR 5 5 5 5
Pulse
t
w
ns
duration
A or B trigger 5 5 5 5
C
ext
= 100 pF See
(2)
59 See
(2)
See
(2)
See
(2)
ns
t
rr
Pulse retrigger time R
ext
= 1 kΩ
C
ext
= 0.01 μF See
(2)
1.5 See
(2)
See
(2)
See
(2)
μs
(1) Product Preview
(2) See retriggering data in the Application Information section
Copyright © 1998–2013, Texas Instruments Incorporated Submit Documentation Feedback 7
Product Folder Links: SN54LV123A, SN74LV123A