Manufacturer Part Number
FSA4159P6X
Manufacturer
onsemi
Introduction
High-performance analog switch used to selectively pass or block analog signals
Product Features and Performance
Single-pole double-throw (SPDT) switch configuration
2:1 multiplexer/demultiplexer circuit
Low on-state resistance of 900mOhm for efficient signal passing
Channel-to-channel matching of 50mOhm to ensure signal integrity
Fast switch time with 30ns turn-on and 20ns turn-off
High -3db bandwidth of 180MHz supporting high-speed applications
Minimal charge injection of 15pC preserving signal quality
Low channel capacitance of 12pF reducing signal attenuation
Negligible current leakage with a maximum of 10nA maintaining signal levels when off
Excellent isolation with crosstalk of -60dB at 1MHz enhancing signal clarity
Product Advantages
Versatile voltage supply range from 1.65V to 5.5V
Operates across a broad temperature range from -40°C to 85°C
Surface mount package for compact PCB design
Key Technical Parameters
On-State Resistance (Max): 900mOhm
Multiplexer/Demultiplexer Circuit: 2:1
Switch Time (Ton, Toff) (Max): 30ns, 20ns
-3db Bandwidth: 180MHz
Charge Injection: 15pC
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Enhanced durability for industrial applications
Low power consumption promoting energy efficiency
Compatibility
TSSOP, SC-88, SOT-363 package compatible with various circuit board layouts
Suited for applications requiring supply voltages between 1.65V and 5.5V
Application Areas
Telecommunications
Data acquisition systems
Audio and video signal routing
Portable battery-powered devices
Computer peripherals
Product Lifecycle
Active product with ongoing support
No current indication of discontinuation
Replacements or upgrades are likely available given active status
Key Reasons to Choose This Product
Wide voltage supply range offering flexibility for different uses
Fast switching capabilities suitable for high-speed signal processing
Low on-state resistance and charge injection for minimal signal loss
Robust performance across a wide temperature range
Compact surface mount form factor for space-sensitive applications
High -3db bandwidth supports a wide array of signal frequencies
Excellent signal integrity with strong crosstalk suppression features