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FSA3259BQX
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Product Detailed Parameters
- Description：IC SWITCH SP3T X 2 15OHM 16DQFN
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR)
- Switch Circuit：SP3T
- Multiplexer/Demultiplexer Circuit：3:01
- On-State Resistance (Max)：15Ohm
- Channel-to-Channel Matching (ΔRon)：150mOhm
- Voltage - Supply, Single (V+)：1.65V ~ 5.5V
- Voltage - Supply, Dual (V±)：-
- Switch Time (Ton, Toff) (Max)：6.5ns, 3.7ns
- -3db Bandwidth：250MHz
- Charge Injection：3pC
- Channel Capacitance (CS(off), CD(off))：3.6pF
- Current - Leakage (IS(off)) (Max)：100nA
- Crosstalk：-60dB @ 10MHz
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：16-WFQFN Exposed Pad
- Supplier Device Package：16-DQFN (2.5x3.5)
- Number of Circuits：2
- Grade：-
- Qualification：-
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Overview
The FSA3259BQX is a dual SP3T analog switch manufactured by onsemi, housed in a 16-WFQFN package with an exposed pad. It integrates two independent three-position switches designed for high-speed signal routing in portable electronics. The device features low on-resistance and supports multiple voltage domains, enabling efficient management of audio, video, and data lines within compact system designs.
Feature Summary
- Integrates two independent single-pole triple-throw (SP3T) analog switches within a single integrated circuit
- Provides flexible signal routing capabilities for managing multiple input or output sources
- Designed for low power consumption and high performance in space-constrained mobile applications
Applications
- Portable media players and smartphones for audio/video switching
- Tablets and handheld devices requiring multi-source signal management
- Mobile communication equipment utilizing compact interface solutions
Procurement Notes
Verify the specific suffix 'QX' against official onsemi documentation to confirm package type and tape-and-reel specifications. Ensure compliance with RoHS standards and check material composition declarations for lead-free requirements. Confirm availability through authorized distributors to avoid counterfeit components.
Selection Notes
Select this component when designing systems requiring dual independent SP3T switching functionality in a minimal footprint. Evaluate the 16-WFQFN package constraints for thermal dissipation and PCB layout. Consider the operating voltage range and on-resistance characteristics relative to the target signal integrity requirements.
Part Context
This part belongs to onsemi's portfolio of analog switches and multiplexers, which are critical for signal routing in consumer electronics. The FSA3259BQX specifically addresses the need for compact, high-performance switching solutions in modern mobile devices where space and power efficiency are paramount design constraints.
Replacement Considerations
Consult official cross-reference guides for verified substitutes. Generic equivalents may differ in pinout, electrical parameters, or package dimensions. Validate any alternative part number against the original datasheet specifications before implementation.
