Bus Switch, 8 Channels, Bus Switch, 9 ohm, QSOP, 20 Pins

QS3VH245QG8 – 8-Channel Bus Switch IC – Renesas Electronics

Optimize signal routing in your digital systems with the QS3VH245QG8 bus switch from Renesas Electronics. This high-performance IC delivers efficient data path management with minimal propagation delay, ideal for space-constrained designs requiring reliable signal switching. PCX ensures genuine Renesas components with rapid shipping and dedicated technical support.

Key Features

• Configuration: 1 x 8:1 bus switch circuit
• Low On-State Resistance: 9Ω typical for minimal signal distortion
• Voltage Range: 2.3V to 3.6V single supply operation
• Temperature Range: Industrial-grade -40°C to +85°C
• Compact Package: 20-QSOP surface-mount design (3.90mm width)

Technical Specifications

This active 8-channel bus switch features unidirectional signal flow control with a single supply source. The surface-mount QSOP package (20-pin) provides robust performance in industrial environments. As part of Renesas’ 3VH series, it offers enhanced signal integrity and low power consumption. Base part number: QS3VH245.

Typical Applications

• Data bus isolation in embedded systems
• Port expansion in microcontroller designs
• Signal gating for power-sensitive devices
• I²C/SPI interface multiplexing
• Hot-swap capable circuit protection

About Renesas Electronics

Renesas Electronics Corporation is a globally recognized leader in advanced semiconductor solutions, serving automotive, industrial, and IoT markets. With decades of innovation, Renesas combines Japanese precision engineering with cutting-edge R&D to deliver components renowned for reliability and performance consistency.

The company maintains rigorous quality certifications including ISO/TS 16949 and AEC-Q100 for automotive applications. Renesas’ signal integrity expertise ensures their logic ICs meet critical timing specifications in high-speed digital systems, making them a trusted partner for mission-critical designs worldwide.

About Bus Switches

Bus switches are fundamental digital components that create low-resistance connections between multiple signal paths without voltage level translation. They function as electronic “traffic controllers” for data buses, enabling efficient routing of digital signals while minimizing propagation delay and power consumption.

Unlike multiplexers, bus switches maintain bidirectional signal flow and offer near-zero propagation delay. Their simplicity makes them ideal for live bus switching, hot-plug protection, and reducing capacitive loading in high-speed circuits. Modern bus switches like the QS3VH series are essential in portable electronics, communication hardware, and industrial control systems where signal integrity is paramount.

Packaging Options

Available in industry-standard Tape & Reel (TR) for automated assembly, Cut Tape (CT) for prototyping needs, and Digi-Reel® packaging. Contact PCX for reel quantities and custom packaging requests.

Frequently Asked Questions

Q: Does this IC require direction control signals?
A: Yes, the QS3VH245QG8 features dedicated output enable (OE) and direction (DIR) control pins for precise bus management.

Q: What’s the difference between bus switches and multiplexers?
A: Bus switches maintain bidirectional signal paths with lower resistance and delay, while multiplexers typically provide unidirectional signal selection with logic-level translation.

Q: Is this component RoHS compliant?
A: Yes, all Renesas 3VH series devices meet current RoHS 3 standards.

Q: Can it handle 5V tolerant signals?
A: No, this 3.6V maximum device is not 5V tolerant. Refer to datasheet for absolute maximum ratings.

Q: What’s the typical propagation delay?
A: Approximately 0.25ns (consult datasheet for voltage/temperature specific values).

Q: Does PCX provide design support for Renesas components?
A: Yes, our technical team offers application guidance and datasheet support for all supplied ICs.

Note: Product image is representational only. Datasheet available upon request.

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Streamline your digital designs with this high-performance Renesas bus switch. Order from PCX today for guaranteed authentic components and same-day shipping!