CY7B991V-2JXC

Overview

The CY7B991V-2JXC is a low-voltage programmable skew clock buffer from the RoboClock series, manufactured by Cypress Semiconductor Corp. It operates within a supply voltage range of 2.97 V to 3.63 V and supports maximum frequencies up to 80 MHz. The device features an 8:8 input-to-output ratio with LVTTL outputs and is housed in a 32-LCC (J-Lead) package. Designed for surface mount installation, it functions reliably across an operating temperature range of 0°C to +70°C.

Feature Summary

• RoboClock™ Series Zero Delay Buffer
• 8:8 Input/Output Ratio
• Maximum Frequency of 80 MHz
• LVTTL Output Logic

Applications

• High-speed digital system clock distribution
• Programmable skew adjustment in data communication equipment
• Low voltage logic interface buffering

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and moisture sensitivity level prior to procurement. Ensure storage conditions adhere to specified humidity requirements to prevent package degradation during handling and assembly processes.

Selection Notes

Select this component when an 8-channel buffered clock output is required with precise skew control. Verify that the system power supply remains stable between 2.97 V and 3.63 V. Ensure the PCB layout accommodates the 32-PLCC package dimensions and thermal requirements for the specified industrial temperature range.

Part Context

This part belongs to the RoboClock family of zero-delay programmable PLL clock buffers. These devices are engineered to eliminate propagation delay skew between the clock input and output pins while providing configurable drive strength and termination options for high-performance digital applications.

Replacement Considerations

Consult official replacement guides for cross-reference models within the same RoboClock family. Verify pin compatibility and electrical specifications before substituting with alternative manufacturers' components.