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SN74LVC1G123

SCES586D – JULY 2004 – REVISED JUNE 2015

SN74LVC1G123 Single Retriggerable Monostable Multivibrator

With Schmitt-Trigger Inputs

1 Features

3 Description

The SN74LVC1G123 device is a single retriggerable

1

•

Available in the Texas Instruments

monostable multivibrator designed for 1.65-V to 5.5-V

NanoFree™ Package

•

This monostable multivibrator features output pulse-

•

Inputs Accept Voltages to 5.5 V

duration control by three methods. In the first method,

•

the A input is low, and the B input goes high. In the

•

Supports Mixed-Mode Voltage Operation on

second method, the B input is high, and the A input

goes low. In the third method, the A input is low, the

All Ports

B input is high, and the clear (CLR) input goes high.

•

The output pulse duration is programmed by selecting

•

Schmitt-Trigger Circuitry on A and B Inputs for

external resistance and capacitance values. The

Slow Input Transition Rates

external timing capacitor must be connected between

•

Edge Triggered From Active-High or Active-Low

Gated Logic Inputs

•

Retriggerable for Very Long Output Pulses, Up to

variable pulse durations, connect an external variable

100% Duty Cycle

pulse duration also can be reduced by taking CLR

•

Overriding Clear Terminates Output Pulse

low.

•

Glitch-Free Power-Up Reset on Outputs

Pulse triggering occurs at a particular voltage level

•

and is not directly related to the transition time of the

Mode, and Back-Drive Protection

input pulse. The A and B inputs have Schmitt triggers

•

Latch-Up Performance Exceeds 100 mA Per

with

sufficient

hysteresis

to

handle

slow

input

JESD 78, Class II

transition

rates

with

jitter-free

triggering

at

the

outputs.

•

ESD Protection Exceeds JESD 22

–

2000-V Human-Body Model (A114-A)

Device Information(1)

–

200-V Machine Model (A115-A)

PART NUMBER

PACKAGE

BODY SIZE (NOM)

–

1000-V Charged-Device Model (C101)

SSOP (8)

2.95 mm × 2.80 mm

SN74LVC1G123

VSSOP (8)

2.30 mm × 2.00 mm

2 Applications

DSBGA (8)

1.91 mm × 0.91 mm

•

AV Receivers

(1) For all available packages, see the orderable addendum at

•

Blu-ray Players and Home Theaters

the end of the data sheet.

•

DVD Recorders and Players

Logic Diagram (Positive Logic)

•

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, Keyboards, and Mice

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. PRODUCTION DATA.