NJM2296D

Video Processing Overview

The NJM2296D is a 5-input 3-output video switch IC manufactured by Nisshinbo Micro Devices Inc. It operates on dual supply voltages ranging from ±4.0V to ±6.5V, with typical operating currents of ±31mA at ±5V. The device features an internal 6dB amplifier and a 75Ω driver, designed for audio equipment such as AV amplifiers and receivers. Key electrical characteristics include a voltage gain of 6.3dB typ., input crosstalk of -65dB typ., and differential gain/phase of 0.2% / 0.2deg typ. It supports switching control signals with high voltage (VCH) of 3.0V and low voltage (VCL) of 1.0V.

Video Processing Feature Summary

• Configured as a 5-input 3-output video switch for selecting signals from various sources like VTR or TV games.
• Integrates an internal 6dB amplifier and a 75Ω output driver for direct signal handling.
• Utilizes bipolar technology for robust performance in consumer electronics.
• Provides independent mute functionality for each output channel via control logic.

Video Processing Applications

• AV amplifiers
• Receivers
• Video signal routing systems

Video Processing Procurement Notes

Verify the specific package type required, as the datasheet lists both DIP16 and DMP16 options under the NJM2296 series. Confirm that the dual supply voltage range of ±4.0V to ±6.5V aligns with your system design. Ensure control signal levels meet the specified VCH and VCL thresholds for proper switching operation.

Video Processing Selection Notes

Select this component when a multi-source video switching solution with integrated buffering and amplification is needed. The internal 75Ω driver simplifies interface design for standard video loads. Consider the bipolar technology and operating temperature range of -20°C to +75°C for environmental compatibility.

Video Processing Part Context

The NJM2296D belongs to the NJM2296 family of video switches produced by Nisshinbo Micro Devices Inc. This series is engineered for consumer audio-visual applications requiring reliable signal selection. The 'D' suffix typically denotes the DIP16 package variant, distinct from the surface-mount DMP16 option.

Video Processing Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout and electrical specifications against potential alternatives before implementation.

Video Processing FAQ

What is the maximum supply voltage for the NJM2296D?

The absolute maximum rating for the supply voltage (V+/V-) is ±7V.

How does the NJM2296D handle input signal biasing?

The input terminals are biased to GND through a 20kΩ resistor internally, and the signal level is specified as 1Vpp.

What is the typical crosstalk performance of the switch?

The input crosstalk is typically -65dB when tested with a 4.43MHz signal at 1Vpp.