Datasheet4U Logo Datasheet4U.com

SN54LS221 - DUAL MONOSTABLE MULTIVIBRATORS

Download the SN54LS221 datasheet PDF. This datasheet also covers the SN54221 variant, as both devices belong to the same dual monostable multivibrators family and are provided as variant models within a single manufacturer datasheet.

General Description

The ’221 and ’LS221 devices are dual multivibrators with performance characteristics virtually identical to those of the ’121 devices.

Key Features

  • a negative-transitiontriggered input and a positive-transition-triggered input, either of which can be used as an inhibit input. SN54221, SN54LS221, SN74221, SN74LS221 DUAL.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (SN54221-etcTI.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
SN54LS221 DUAL MONOSTABLE MULTIVIBRATORS Motorola Inc
SN54LS22 DUAL 4-INPUT NAND GATE Motorola Inc
SN54LS20 DUAL 4-INPUT NAND GATE Motorola Inc
SN54LS21 DUAL 4-INPUT AND GATE Motorola Inc
SN54LS240 OCTAL BUFFER/LINE DRIVER Motorola Inc

Other Datasheets by Texas Instruments

Part Number Description
SN54LS20 Dual 4-Input Positive-NAND Gate
SN54LS21 DUAL 4-INPUT POSITIVE-AND GATE
SN54LS240 Octal Buffers and Line Drivers
SN54LS241 Octal Buffers and Line Drivers
SN54LS243 QUADRUPLE BUS TRANSCEIVERS

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
D Dual Versions of Highly Stable SN54121 and SN74121 One Shots D SN54221 and SN74221 Demonstrate Electrical and Switching Characteristics That Are Virtually Identical to the SN54121 and SN74121 One Shots D Pinout Is Identical to the SN54123, SN74123, SN54LS123, and SN74LS123 D Overriding Clear Terminates Output Pulse TYPE SN54221 SN74221 SN54LS221 SN74LS221 MAXIMUM OUTPUT PULSE LENGTH(S) 21 28 49 70 description/ordering information The ’221 and ’LS221 devices are dual multivibrators with performance characteristics virtually identical to those of the ’121 devices. Each multivibrator features a negative-transitiontriggered input and a positive-transition-triggered input, either of which can be used as an inhibit input.