SN74LS123DRE4
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Texas Instruments SN74LS123DRE4

Manufacturer No:
SN74LS123DRE4
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC MULTIVIBRATOR 28NS 16SOIC
Delivery:
Payment:
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Product Introduction

Overview

The SN74LS123DRE4 is a dual retriggerable monostable multivibrator produced by Texas Instruments. This component is part of the 74LS logic family and is designed for use in various timing and pulse generation applications. It is housed in a SOIC-16 package, making it suitable for surface-mount technology (SMT). The device is widely used in digital systems where precise timing control is required.

Key Specifications

ParameterValueUnitNotes
Logic Family74LS
Logic TypeMonostable Multivibrator
Number of Elements per Chip2
Input Bias Current (Max)12mA
Propagation Delay Time56ns
High-Level Output Current-0.4mA
Low-Level Output Current8mA
Supply Voltage (Max)5.25V
Supply Voltage (Min)4.75V
Operating Temperature Range0 to +70°C
PackageSOIC-16

Key Features

  • Dual retriggerable monostable multivibrator for precise timing control.
  • Operates within a wide supply voltage range of 4.75V to 5.25V.
  • Low propagation delay of 56ns ensures quick response times.
  • Available in a compact SOIC-16 package, suitable for SMT applications.
  • Compatible with TTL logic levels, making it versatile for various digital systems.

Applications

The SN74LS123DRE4 is commonly used in applications requiring precise timing and pulse generation. Typical applications include digital timing circuits, pulse width modulation (PWM) systems, and sequential logic circuits. It is also utilized in industrial automation, consumer electronics, and automotive electronics where reliable timing control is essential.

Q & A

1. What is the function of the SN74LS123DRE4?

The SN74LS123DRE4 is a dual retriggerable monostable multivibrator used for precise timing and pulse generation in digital systems.

2. What is the supply voltage range for this component?

The supply voltage range is from 4.75V to 5.25V.

3. What is the propagation delay of the SN74LS123DRE4?

The propagation delay is 56ns.

4. What package does the SN74LS123DRE4 come in?

It comes in a SOIC-16 package.

5. Is the SN74LS123DRE4 compatible with TTL logic levels?

Yes, it is compatible with TTL logic levels.

6. What is the operating temperature range for this device?

The operating temperature range is from 0°C to +70°C.

7. How many elements are there per chip?

There are 2 elements per chip.

8. What is the maximum input bias current?

The maximum input bias current is 12mA.

9. What are typical applications of the SN74LS123DRE4?

Typical applications include digital timing circuits, PWM systems, and sequential logic circuits.

10. Is the SN74LS123DRE4 suitable for surface-mount technology?

Yes, it is suitable for SMT applications due to its SOIC-16 package.

Product Attributes

Logic Type:Monostable
Independent Circuits:2
Schmitt Trigger Input:No
Propagation Delay:28 ns
Current - Output High, Low:400µA, 8mA
Voltage - Supply:4.75 V ~ 5.25 V
Operating Temperature:0°C ~ 70°C
Mounting Type:Surface Mount
Package / Case:16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:16-SOIC
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Similar Products

Part Number SN74LS123DRE4 SN74LS123DRG4 SN74LS423DRE4 SN74LS122DRE4 SN74LS123DE4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Discontinued at Digi-Key Discontinued at Digi-Key Obsolete Discontinued at Digi-Key Discontinued at Digi-Key
Logic Type Monostable Monostable Monostable Monostable Monostable
Independent Circuits 2 2 2 1 2
Schmitt Trigger Input No No No No No
Propagation Delay 28 ns 28 ns 28 ns 28 ns 28 ns
Current - Output High, Low 400µA, 8mA 400µA, 8mA 400µA, 8mA 400µA, 8mA 400µA, 8mA
Voltage - Supply 4.75 V ~ 5.25 V 4.75 V ~ 5.25 V 4.75 V ~ 5.25 V 4.75 V ~ 5.25 V 4.75 V ~ 5.25 V
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 16-SOIC (0.154", 3.90mm Width) 16-SOIC (0.154", 3.90mm Width) 16-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SOIC 16-SOIC 16-SOIC 14-SOIC 16-SOIC

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