1. Product Overview

️· Product: CY2DP814 - A 1:4 clock fanout buffer.
️· Function: This device takes one clock signal and distributes it to four separate output clocks. It's designed for high-speed clock distribution in various systems.
️· Technology: Primarily targets LVPECL (Low Voltage Positive Emitter Coupled Logic), LVDS (Low Voltage Differential Signaling), LVTTL (Low Voltage Transistor-Transistor Logic), and LVCMOS (Low Voltage CMOS) signal types.
️· Applications: Commonly used in communications, networking, and data processing systems that need multiple clock signals derived from a single source.

2. Key Features & Specifications

️· Multiple Logic Levels: Supports LVPECL, LVDS, LVTTL, and LVCMOS. The choice impacts drive strength and voltage levels.
️· High-Speed Operation: Designed for high-frequency clock distribution. Specific speeds depend on signal type and operating conditions.
️· Power Supply: Typically requires a positive supply voltage (e.g., 3.3V, 2.5V, or 1.8V). Specific values are crucial for the chosen logic level.
️· Package Options: Available in:
- 16-pin TSSOP (Thin Shrink Small Outline Package)
- 16-pin SOIC (Small Outline Integrated Circuit)
- Tape and Reel options are available for automated manufacturing.
️· Operating Temperature Range: Industrial: -40°C to +85°C. Commercial: 0°C to +70°C.

3. Electrical Characteristics (Important Considerations)

️· Logic Level Compatibility: The device *must* be configured with the correct logic levels (LVPECL, LVDS, LVTTL, LVCMOS) for proper operation. Incorrect configuration can lead to unpredictable results or damage.
️· Drive Strength: The output drive strength (how much current the outputs can supply) is dependent on the selected logic level. This must be considered when driving loads.
️· Supply Voltage Requirements: Precise supply voltage is critical for reliable operation.
️· Input and Output Voltage Ranges: The input and output signals must remain within the specified voltage ranges to avoid damage or malfunction.

4. Ordering Information

Part Number	Package Type	Product Flow
CY2DP814ZI	16-pin TSSOP	Industrial (-40°C to 85°C)
CY2DP814ZIT	16-pin TSSOP (Tape & Reel)	Industrial (-40°C to 85°C)
CY2DP814SI	16-pin SOIC	Industrial (-40°C to 85°C)
CY2DP814SIT	16-pin SOIC (Tape & Reel)	Industrial (-40°C to 85°C)
CY2DP814ZC	16-pin TSSOP	Commercial (0°C to 70°C)
CY2DP814ZCT	16-pin TSSOP (Tape & Reel)	Commercial (0°C to 70°C)
CY2DP814SC	16-pin SOIC	Commercial (0°C to 70°C)
CY2DP814SCT	16-pin SOIC (Tape & Reel)	Commercial (0°C to 70°C)

5. Test Circuits and Voltage Definitions (Critical for Proper Usage)

️· The datasheet provides several test circuits (Figures 1-5) to illustrate the voltage levels and measurement points for various conditions. These circuits are *essential* for understanding how to properly interface with the device and measure its performance.
️· Common-Mode Output Voltage: Requires careful consideration and appropriate termination.
️· Differential Output Signal: Specific voltage definitions are provided.
️· Power-Up Requirements: The datasheet notes that maximum ratings include power-up requirements.

6. Revision History

️· Revision A: Conversion from IMI to Cypress.
️· Revision B: Addition of power-up requirements to maximum ratings information.
️· Revision C: Added range of VCM

Important Notes and Warnings

️· Read the entire datasheet carefully *before* using this device.
️· Verify the correct logic level configuration.
️· Pay close attention to termination requirements.
️· Use the recommended test circuits for accurate measurements.
️· Adhere to the specified voltage ranges to prevent damage.