D Flip-Flop Array: Power Supply 3.3V or 5V DC, Hold Time 1-5 ns

Component Specifications

Definition

A D Flip-Flop Array is a semiconductor device consisting of multiple D-type flip-flop circuits integrated into a single package. Each flip-flop stores one bit of binary data, with all flip-flops sharing common clock and reset signals. In industrial applications, these arrays are essential for creating delay lines that introduce precise timing delays and register banks that temporarily store data during processing operations. They feature edge-triggered operation, typically on the rising clock edge, ensuring synchronized data transfer across all storage elements.

Working Principle

Each D flip-flop in the array captures the logic level present at its D input at the moment of a clock signal transition (usually rising edge) and holds that value at its Q output until the next clock transition. The array operates synchronously, with all flip-flops responding simultaneously to the shared clock signal. This allows parallel data storage and transfer, making it suitable for pipeline architectures and data buffering applications where multiple bits must be processed concurrently.

Materials

Silicon semiconductor substrate with doped regions forming transistors, aluminum or copper interconnects, silicon dioxide insulation layers, ceramic or plastic packaging material (typically DIP, SOIC, or QFP packages).

Technical Parameters

Parameter	Typical range	Notes & selection driver
Hold Time	1-5 ns
Setup Time	3-10 ns
Package Type	DIP-16, SOIC-20, TSSOP-24
Power Supply	3.3V or 5V DC
Clock Frequency	Up to 200 MHz
Propagation Delay	5-15 ns
Number Of Flip Flops	8, 16, 32, or 64
Operating Temperature	-40°C to +85°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

IEC 60747, JEDEC JESD78

Parent Products

This component is used in the following industrial products

Delay Line / Register Bank

A digital circuit component that stores and delays signal samples in digital filter systems.

View Product Details

Output Register

A digital storage component within a multiplier circuit or ALU that temporarily holds the computed result before it is transferred to other system components.

View Product Details

Engineering Analysis

Risks & Mitigation

Clock skew causing timing violations
Metastability from setup/hold violations
Power supply noise affecting reliability
Electrostatic discharge damage
Thermal overstress in high-density packages

FMEA Triads

Trigger: Excessive clock skew between flip-flops
Failure: Timing violations leading to incorrect data storage
Mitigation: Implement balanced clock distribution networks and use matched trace lengths

Trigger: Insufficient decoupling capacitance
Failure: Power supply noise causing erratic operation
Mitigation: Place 0.1μF ceramic capacitors close to each power pin

Trigger: Electrostatic discharge during handling
Failure: Gate oxide breakdown and permanent device damage
Mitigation: Follow ESD protection protocols and use grounded workstations

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±5% on timing parameters at specified voltage and temperature

Test Method

JEDEC standard JESD22-A114 for ESD, MIL-STD-883 Method 3015 for thermal characteristics, functional testing with automated test equipment

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

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Inspection readiness

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Manufacturers of D Flip-Flop Array

Manufacturer profiles associated with D Flip-Flop Array.

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Frequently Asked Questions

What is the difference between a D flip-flop array and a shift register?

A D flip-flop array stores parallel data simultaneously, while a shift register transfers data sequentially between flip-flops. Arrays are used for parallel storage in register banks, while shift registers create serial delay lines.

Can D flip-flop arrays operate asynchronously?

No, D flip-flop arrays are fundamentally synchronous devices that require a clock signal for operation. Asynchronous reset or preset inputs may be available, but data storage always occurs synchronously with the clock edge.

What happens if setup or hold time violations occur?

Setup or hold time violations can cause metastability, where the flip-flop output becomes unpredictable or oscillates. This can lead to data corruption and system failures in industrial applications.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

D Flip-Flop Array