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SN54LV123A_15 Datasheet, PDF (1/34 Pages) Texas Instruments – Dual Retriggerable Monostable Multivibrators With Schmitt-Trigger Inputs | |||
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SN54LV123A
SN74LV123A
SCLS393Q â APRIL 1998 â REVISED AUGUST 2015
SNx4LV123A Dual Retriggerable Monostable Multivibrators With Schmitt-Trigger Inputs
1 Features
â¢1 2-V to 5.5-V VCC Operation
⢠Maximum tpd of 11 ns at 5 V
⢠Typical VOLP (Output Ground Bounce)
< 0.8 V at VCC = 3.3 V, TA = 25°C
⢠Typical VOHV (Output VOH Undershoot)
> 2.3 V at VCC = 3.3 V, TA = 25°C
⢠Support Mixed-Mode Voltage Operation on
All Ports
⢠Schmitt-Trigger Circuitry on A, B, and CLR Inputs
for Slow Input Transition Rates
⢠Edge Triggered From Active-High or
Active-Low Gated Logic Inputs
⢠Ioff Supports Partial-Power-Down Mode Operation
⢠Retriggerable for Very Long Output Pulses,
up to 100% Duty Cycle
⢠Overriding Clear Terminates Output Pulse
⢠Glitch-Free Power-Up Reset on Outputs
⢠Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class 11
⢠ESD Protection Exceeds JESD 22
â 2000-V Human-Body Model (A114-A)
â 200-V Machine Model (A115-A)
â 1000-V Charged-Device Model (C101)
2 Applications
⢠AV Receivers
⢠Blu-ray Players and Home Theaters
⢠DVD Recorders and Players
⢠Desktop PCs or Notebook PCs
⢠Digital Radio and Internet Radio Players
⢠Digital Video Cameras (DVC)
⢠Embedded PCs
⢠GPS: Personal Navigation Devices
⢠Mobile Internet Devices
⢠Network Attached Storage (NAS)
⢠Personal Digital Assistant (PDA)
⢠Server PSU
⢠Solid-State Drive (SSD): Client and Enterprise
⢠Video Analytics Servers
⢠Wireless Headsets, Keyboard, and Mice
3 Description
The 'LV123A devices are dual retriggerable
monostable multivibrators designed for 2-V to 5.5-V
VCC operation.
Device Information(1)
PART NUMBER
PACKAGE
BODY SIZE (NOM)
SN74LV123AD
SOIC (16)
6.00 mm x 9.90 mm
SN74LV123ADB SSOP (16)
7.80 mm x 6.20 mm
SN74LV123ANS SO (16)
7.80 mm x 10.20 mm
SN74LV123APW TSSOP (16)
6.40 mm x 5.00 mm
SN74LV123ARGY VQFN (16)
3.50 mm x 4.00 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Logic Diagram, Each Multivibrator (Positive Logic)
Rext/Cext
A
Cext
B
Q
CLR
R
Q
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. UNLESS OTHERWISE NOTED, this document contains PRODUCTION
DATA.
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