W40S11-23G

Overview

The W40S11-23G is a low-voltage, thirteen-output clock buffer and driver manufactured by Cypress Semiconductor Corp. It features a 2:13 input-to-output ratio and operates within a supply voltage range of 3.135V to 3.465V. The device supports a maximum frequency of 133MHz and utilizes a 28-SOIC package with a width of 7.50mm. Designed for SDRAM DIMM applications, it provides an output buffer impedance of approximately 15Ω to ensure accurate clock distribution.

Feature Summary

• Thirteen-output configuration for comprehensive clock distribution
• Low skew design optimized for precise timing requirements
• Low output impedance suitable for driving high-capacitance loads

Applications

• SDRAM DIMM clock distribution networks
• High-speed memory interface timing circuits
• System-level clock buffering and driving

Procurement Notes

Verify the component origin through official Cypress or Infineon documentation channels. Confirm that the specific part number matches the required electrical specifications and package type. Ensure compliance with RoHS standards as indicated in public datasheets. Cross-reference ordering information with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component when a single clock source must be distributed to multiple SDRAM DIMMs simultaneously. The low skew characteristic is critical for maintaining signal integrity in high-frequency memory interfaces. Consider the 15Ω output impedance for matching transmission line requirements on PCB layouts.

Part Context

This device belongs to the W40 series of clock buffers and drivers from Cypress Semiconductor. It is designed to handle high-speed digital timing signals with minimal distortion. The series is commonly used in computing and communication systems requiring reliable clock distribution across multiple memory modules.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs before considering alternative sources.