INDUSTRY COMPONENT

D Flip-Flop Array

D Flip-Flop Array is a digital integrated circuit containing multiple D-type flip-flops for data storage and synchronization in delay lines and register banks.

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
  • 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
Standards
ISO 9001, IEC 60747, JEDEC JESD78

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for D Flip-Flop Array.

Parent Products

This component is used in the following industrial products

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

Interchangeable Parts

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

Buyer Feedback

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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.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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