74ALVCH16821DGG,11

Overview

The Nexperia 74ALVCH16821DGG,11 is a dual 10-bit D-type flip-flop with positive-edge triggering and three-state outputs. It operates within a supply voltage range of 2.3 V to 3.6 V. The device features a maximum propagation delay of 4.5 ns at 3.3 V with 50 pF load. Output drive capability is ±24 mA. Static current (Iq) is 40 µA. Input capacitance is 5 pF. Maximum clock frequency is 350 MHz. It is housed in a 56-BSSOP package.

Feature Summary

• Dual independent 10-bit D-type flip-flops with positive-edge clock triggering
• Three-state outputs for bus-oriented applications
• Non-inverting logic function with Schmitt-trigger action on inputs

Applications

• High-speed data storage in parallel-to-serial conversion circuits
• Interface buffering between different voltage domains
• Register files in microprocessor-based systems

Procurement Notes

Verify component status as the part may be obsolete or restricted. Confirm RoHS compliance and moisture sensitivity level prior to ordering. Check for valid replacement part numbers if discontinuation is confirmed. Ensure packaging type matches design requirements.

Selection Notes

Select this component for designs requiring dual 10-bit storage with high-speed performance. Verify that the 56-pin BSSOP package fits the PCB layout. Ensure supply voltage stays within 2.3 V to 3.6 V. Consider thermal dissipation for high-density applications.

Part Context

This device belongs to the Nexperia 74ALVCH series, designed for low-voltage CMOS applications. It provides high-speed operation suitable for modern digital systems. The ALVCH family ensures compatibility with various logic standards while maintaining low power consumption.

Replacement Considerations

Direct substitute: SN74ALVCH16821DL from Texas Instruments.