SN74AHC74PWR-P Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74AHC74PWR-P is a dual positive-edge-triggered D-type flip-flop with asynchronous clear and preset by Texas Instruments. Key specs: 2 independent flip-flop channels, AHC logic family, TSSOP-14 package. From stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SN74AHC74PWR-P Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual D-type flip-flops with independent asynchronous active-low Clear and Preset for flexible initialization
- AHC (Advanced High-Speed CMOS) family: supports 2 V to 5.5 V operation with reduced power vs standard HC
- Positive-edge-triggered clocking for reliable data capture in synchronous digital designs
- TSSOP surface-mount package suitable for high-density PCB layouts with minimal parasitic capacitance
Applications
The SN74AHC74PWR-P is widely used in synchronous digital circuits for data storage, signal pipeline stages, and clock domain crossing logic in microprocessor-based systems. The asynchronous clear and preset inputs allow immediate state initialization independent of the clock, making it useful in state machine resets and power-on initialization sequences. Its AHC logic family enables use across 2 V to 5.5 V supply rails, covering both 3.3 V and 5 V digital system designs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74AHC74PWR-P:
D Flip-Flop, AHC/VHC/H/U/V Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
Frequently Asked Questions
What is the SN74AHC74PWR-P and how many flip-flop channels does it have?
The SN74AHC74PWR-P is a dual positive-edge-triggered D-type flip-flop IC from Texas Instruments, providing two independent flip-flop channels. Each channel has dedicated Clock, Data, Clear, and Preset pins, allowing both flip-flops to operate completely independently within a single package.
What supply voltage range does the SN74AHC74PWR-P support?
The SN74AHC74PWR-P is part of the AHC (Advanced High-Speed CMOS) logic family and operates over a supply voltage range of 2 V to 5.5 V. This wide range makes it compatible with both 3.3 V and 5 V digital systems, as well as lower-voltage embedded applications.
What are the Clear and Preset pins used for on the SN74AHC74PWR-P?
The active-low Clear pin forces the Q output to logic 0 and Q-bar to logic 1 immediately when asserted, regardless of clock state. The active-low Preset pin forces Q to logic 1 and Q-bar to logic 0 asynchronously. These pins are essential for deterministic state initialization at power-up or reset in digital circuits.
What does the -P suffix mean on the SN74AHC74PWR-P?
The -P suffix on the SN74AHC74PWR-P typically indicates an enhanced qualification level or special screening for reliability-sensitive applications such as automotive or industrial markets. Texas Instruments uses suffixes to denote variants with additional testing, wider temperature screening, or specific quality conformance requirements beyond standard commercial grade.
What are common applications for the SN74AHC74PWR-P in digital circuit design?
Common applications include data registers, pipeline stages, synchronous state machines, and frequency dividers. The flip-flop's positive-edge triggering with asynchronous preset and clear makes it ideal for shift register building blocks, clock domain synchronization circuits, and debounced switch input circuits in embedded and digital logic designs.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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