VSP2264GSJ

Overview

The VSP2264GSJ is a mixed-signal integrated circuit designed for CCD signal processing, featuring an analog front end and timing generator. It operates on a single 3.0 V to 3.6 V supply with power consumption of 130 mW at 3.0 V and 20 MHz conversion rate. The device includes a 14-bit ADC providing a 12-bit digital output up to 25 MHz, achieving a signal-to-noise ratio of 79 dB. It supports programmable gain from -6 dB to 42 dB and utilizes a BGA-96 package.

Feature Summary

• Integrates correlated double sampling (CDS) and programmable black-level clamping for accurate image extraction.
• Features a high-speed timing generator with R and H drivers and programmable phase control.
• Includes a 14-bit analog-to-digital converter delivering 12-bit digital data output without missing codes.
• Supports portable operation through low voltage requirements and multiple power-saving modes.

Applications

• Digital still camera (DSC) systems
• CCD signal processing circuits
• High-resolution imaging applications

Procurement Notes

Verify the specific ordering suffix GSJ against the manufacturer's datasheet to confirm the package type and temperature range. Ensure compatibility with the recommended Panasonic MN39594 CCD sensor if utilizing internal timing generation. Confirm that the serial interface configuration matches the required operational mode before integration into the design.

Selection Notes

Select this component when designing systems requiring integrated CCD timing and analog front-end processing. It is suitable for applications needing low power consumption and high resolution. Verify that the system can accommodate the BGA-96 package constraints and that the external buffer meets the drive requirements for the CDS input capacitance.

Part Context

The VSP2264 is part of Texas Instruments' mixed-signal product line focused on CCD signal processing. It combines analog front-end capabilities with a timing generator to simplify camera designs. The GSJ variant specifically denotes the BGA-96 package configuration available in standard commercial temperature ranges.

Replacement Considerations

No public confirmed substitute part numbers are documented in the provided source material.

FAQ

What is the maximum conversion rate supported by the VSP2264?

The device supports a conversion rate of up to 25 MHz.

How does the VSP2264 handle noise reduction in CCD signals?

It uses correlated double sampling (CDS) to extract video information and remove low-frequency noise such as kTC and CCD reset noise.