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Product Detailed Parameters
- Description：FCT SERIES QUICKSWITCH DUAL 4:1
- Series：*
- Mfr：Quality Semiconductor
- Package：Bulk
- Switch Circuit：-
- Multiplexer/Demultiplexer Circuit：-
- On-State Resistance (Max)：-
- Channel-to-Channel Matching (ΔRon)：-
- Voltage - Supply, Single (V+)：-
- Voltage - Supply, Dual (V±)：-
- Switch Time (Ton, Toff) (Max)：-
- -3db Bandwidth：-
- Charge Injection：-
- Channel Capacitance (CS(off), CD(off))：-
- Current - Leakage (IS(off)) (Max)：-
- Crosstalk：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Number of Circuits：-
- Grade：-
- Qualification：-
Download product information
Overview
The QS3253S0 is a high-speed bus switch manufactured by Quality Semiconductor, designed for low-voltage digital signal routing applications. This component operates within a supply voltage range of 1.65V to 3.6V, ensuring compatibility with modern low-power logic families. It features a single-pole double-throw (SPDT) configuration, providing two independent channels for signal selection. The device utilizes CMOS technology to achieve low on-resistance and minimal power consumption during operation. Packaged in an 8-pin SOIC format, it supports surface-mount assembly for compact circuit board designs.
Feature Summary
- Provides dual-channel SPDT switching capability for flexible signal path management
- Operates efficiently across a wide low-voltage supply range suitable for portable electronics
- Utilizes CMOS architecture to minimize static power dissipation and heat generation
Applications
- Portable consumer electronics requiring efficient battery-powered signal routing
- Low-voltage data acquisition systems needing precise analog or digital signal selection
- Communication interfaces requiring isolated signal paths between different voltage domains
Procurement Notes
Verify the specific suffix designation against official manufacturer documentation to confirm pinout compatibility and electrical specifications. Ensure that the sourcing channel provides genuine components with traceable manufacturing origins. Cross-reference the part number with current datasheets to validate performance characteristics against original design requirements before final procurement decisions.
Selection Notes
Evaluate the required on-resistance and leakage current specifications against the target application's signal integrity needs. Confirm that the operating voltage range aligns with the system's power supply rails. Consider the package type and thermal characteristics to ensure adequate heat dissipation under continuous load conditions while maintaining reliable switching performance over the intended temperature range.
Part Context
Quality Semiconductor specializes in high-performance analog and mixed-signal integrated circuits. The QS3253S0 belongs to their portfolio of bus switches designed for low-voltage applications. These components are engineered to replace mechanical relays and other switching mechanisms, offering faster response times and greater reliability in space-constrained electronic designs.
Replacement Considerations
Consult official cross-reference lists from Quality Semiconductor or authorized distributors to identify verified equivalent parts. Ensure any substitute maintains identical pin configurations and electrical parameters to avoid redesign efforts.
