# 74HC221 - Texas Instruments Multivibrator

## Product Summary

The 74HC221 is a dual non-retriggerable monostable multivibrator from Texas Instruments. It features high-speed Si-gate CMOS technology and is pin compatible with LSTTL.

## Product Information

| Field | Value |
| --- | --- |
| Part Number | 74HC221 |
| Manufacturer | Texas Instruments |
| Product Type | Multivibrator |
| Series | 74HC |
| Category | Uncategorized |
| Subcategory | Logic |

## Description

The 74HC221 is a high-speed Si-gate CMOS dual non-retriggerable monostable multivibrator manufactured by Texas Instruments. It is designed to be pin compatible with Low Power Schottky TTL (LSTTL) devices, offering a bridge between older and newer logic families.

This component is specified in compliance with JEDEC standards. Its primary function is to provide a single stable output pulse of a predetermined duration in response to a trigger input. The dual nature of the device allows for two independent monostable circuits within a single package.

Key specifications include its RoHS3 compliance and Moisture Sensitivity Level (MSL) of 1, indicating it is suitable for a wide range of manufacturing environments. The REACH status is unaffected, further simplifying its integration into global supply chains.

Designed for general-purpose timing and pulse generation applications, the 74HC221 is a reliable choice for engineers seeking a robust monostable multivibrator solution. Its CMOS technology ensures low power consumption while maintaining high-speed performance.

## Key Specifications

| Specification | Value |
| --- | --- |
| SVHC Present | Not Present |

## Availability and Pricing

| Field | Value |
| --- | --- |
| Stock Status | In Stock |
| Distributor Count | 1 |
| Total Stock | 1,200 |
| Price | $0.50 |
| Pricing Available | Yes |

## Estimated Pricing

| Quantity | Price Range |
| ---: | ---: |
| 1+ | $0.50 |

Estimated pricing is for guidance only and is not a live distributor offer.

## Distributor Offers

| Distributor | Stock | Unit Price | MOQ | Lead Time | Last Updated |
| --- | --- | --- | --- | --- | --- |
| PROSOFT ELECTRONICS | 1,200 |  |  |  |  |

## Features

- Dual non-retriggerable monostable multivibrator.
- High-speed Si-gate CMOS device.
- Pin compatible with LSTTL.
- RoHS3 compliant.
- MSL 1 rating.

## Applications

- Pulse generation circuits.
- Timing applications.
- Digital logic systems.
- Interface circuits.

## Compliance

| Field | Value |
| --- | --- |
| RoHS Status | RoHS3 Compliant |
| REACH Status | REACH Unaffected |
| Moisture Sensitivity Level | 1 Unlimited |
| SVHC Present | Not Present |

## Documents and Media

- Image: https://static.distyparts.com/disty-files/images/69/2b/4f/page-000001.png
- Product Page: https://distyparts.com/product/74hc221
- RFQ URL: https://distyparts.com/product/74hc221#rfq

## FAQs

### What is the RoHS status of the 74HC221?

The 74HC221 is RoHS3 Compliant.

### What is the Moisture Sensitivity Level (MSL) for the 74HC221?

The MSL for the 74HC221 is Level 1.

### What is the REACH status of the 74HC221?

The 74HC221 is REACH Unaffected.

## Related Pages

- Manufacturer: https://distyparts.com/manufacturer/texas-instruments
- Category: https://distyparts.com/category/uncategorized/new-products
- Product Page: https://distyparts.com/product/74hc221
- Markdown File: https://distyparts.com/product/74hc221.md
- TXT File: https://distyparts.com/product/74hc221.txt