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HEF4021BT,653 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

HEF4021BT,653 product

HEF4021BT,653

Logic

Shift RegisterLogic ICParallel-to-Serial

The HEF4021B is a versatile 8-bit static shift register designed for parallel-to-serial data conversion, operating across a wide 3V to 15V supply range.

Best for

  • Parallel-to-serial data conversion
  • General logic level shifting

Avoid if

  • High-speed applications exceeding 40 MHz (at 15V)

Check before use

  • Input logic levels relative to VDD

Key specifications

Supply Voltage
3 V - 15 V
Operating Temp
-40 °C to +125 °C
Package
16-SOIC

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8542.39.0001

Application

Industrial ControlGeneral Logic

Datasheet

AVELD001-1.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for HEF4021BT,653: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is an 8-bit static shift register that converts parallel data inputs into a serial output stream, featuring synchronous serial input and asynchronous parallel load capabilities.