MC14021BD

Shift Registers Overview

The MC14021BD is an 8-bit static shift register manufactured by onsemi, utilizing CMOS technology. It features asynchronous parallel input and serial output capabilities. The device operates within a supply voltage range of 3.0 Vdc to 18.0 Vdc and supports ambient temperatures from -55°C to +125°C. Propagation delay times vary between 230 ns and 800 ns depending on voltage. It is housed in a 16-pin SOIC package.

Shift Registers Feature Summary

• Asynchronous parallel data loading capability
• Serial output shifting functionality
• Full static operation with double diode input protection

Shift Registers Applications

• Parallel-to-serial data conversion
• Synchronous and asynchronous parallel input data queueing
• General purpose register applications requiring low power consumption

Shift Registers Procurement Notes

Verify the specific suffix 'D' corresponds to the SOIC-16 package configuration required for your design. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure ordering specifications match the exact part number to avoid functional discrepancies related to pin assignments or electrical characteristics.

Shift Registers Selection Notes

Select this component when asynchronous parallel loading is required alongside serial shifting. It serves as a pin-for-pin replacement for CD4021B devices. Consider the propagation delay variations across the operating voltage range during timing analysis. Verify that the load capacitance requirements align with the specified switching characteristics for reliable performance.

Shift Registers Part Context

This component belongs to the MC14021B series of 8-bit static shift registers. It is designed for general-purpose logic applications where low power and high noise immunity are priorities. The device is constructed using MOS P-channel and N-channel enhancement mode devices in a single monolithic structure.

Shift Registers Replacement Considerations

MC14021BDG