Manufacturer Part Number
FSA2259UMX
Manufacturer
onsemi
Introduction
The FSA2259UMX is an SPDT analog switch from onsemi providing multiplexing and demultiplexing capabilities.
Product Features and Performance
Dual SPDT switch
2:1 multiplexer/demultiplexer circuit
On-State Resistance 500mOhm typical
Channel matching ΔRon 80mOhm
Supply Voltage Range 1.65V to 4.4V
Product Advantages
Low on-resistance for improved signal integrity
Minimal channel-to-channel variation enhances performance consistency
Key Technical Parameters
SPDT switch circuit configuration
Two switch circuits per chip
55ns switch on time
30ns switch off time
50MHz -3dB bandwidth
25pC charge injection
30pF off-state channel capacitance
Quality and Safety Features
Leakage current as low as 10nA
Crosstalk -100dB at 100kHz
Extended operating temperature from -40°C to 85°C
Compatibility
Surface mount compatible
10-UFQFN package
10-UMLP (1.8x1.4) device package
Application Areas
Signal routing in communication systems
Multiplexing for data acquisition systems
Switching in portable devices
Product Lifecycle
Obsolete status
Impending discontinuation
Alternatives may be available
Several Key Reasons to Choose This Product
Low switching times for high-speed applications
High bandwidth suitable for video and high-speed data
Low charge injection for accurate signal processing
Enhanced resistance matching for precise signal routing
Ultra-compact package suitable for space-constrained applications