74AHC74PW,118

Overview

The Nexperia 74AHC74PW,118 is a dual D-type edge-triggered flip-flop housed in a 14-TSSOP surface-mount package. It operates within a supply voltage range of 2 V to 5.5 V and supports a clock frequency up to 115 MHz. The device features differential outputs with push-pull drivers capable of sourcing -8 mA and sinking 8 mA. Propagation delay is specified at 3.7 ns at 5 V. It includes set (preset) and reset functions, operates across an extended temperature range of -40°C to +125°C, and maintains a maximum static current of 2 µA.

Feature Summary

• Dual D-type edge-triggered flip-flops with independent set and reset control inputs
• Differential output configuration providing complementary logic states
• High-speed switching capability supporting clock frequencies up to 115 MHz
• Wide operating voltage range compatible with 2 V to 5.5 V power supplies

Applications

• Parallel-to-serial data conversion circuits
• Shift register construction for data storage and transfer
• Timing delay elements in digital signal processing systems
• State machine implementation in embedded controllers

Procurement Notes

Verify the complete part number including the suffix ,118 to ensure correct packaging configuration. Confirm that the TSSOP-14 package dimensions align with PCB footprint requirements. Check RoHS compliance status against specific regional regulations if applicable. Ensure ESD protection measures are implemented during handling due to CMOS sensitivity.

Selection Notes

Select this component when dual independent flip-flops with preset and reset capabilities are required in a compact surface-mount form factor. The wide voltage range allows flexibility in mixed-signal designs. Consider the propagation delay specifications for high-speed timing constraints. Evaluate thermal performance within the -40°C to +125°C operating range for environmental suitability.

Part Context

This device belongs to the Nexperia 74AHC series, utilizing advanced CMOS technology for low power consumption and high noise immunity. The 74AHC74 variant specifically provides two D-type flip-flops per package. The PW suffix indicates the TSSOP package type, while the ,118 designation specifies the standard reel packaging format used by Nexperia for distribution.

FAQ

Does the 74AHC74PW,118 include asynchronous set and reset functions?

Yes, the device features dedicated set (preset) and reset inputs that operate asynchronously to the clock signal.

What is the maximum clock frequency supported by this flip-flop?

The component supports a maximum clock frequency of 115 MHz under specified operating conditions.