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Product Detailed Parameters
- Description：IC SW SPDTX2 300MOHM 11FLIPCHIP
- Series：-
- Mfr：STMicroelectronics
- Package：Tape & Reel (TR)
- Switch Circuit：SPDT
- Multiplexer/Demultiplexer Circuit：2:01
- On-State Resistance (Max)：300mOhm
- Channel-to-Channel Matching (ΔRon)：3mOhm
- Voltage - Supply, Single (V+)：1.65V ~ 4.8V
- Voltage - Supply, Dual (V±)：-
- Switch Time (Ton, Toff) (Max)：38ns, 17ns
- -3db Bandwidth：40MHz
- Charge Injection：103pC
- Channel Capacitance (CS(off), CD(off))：30pF
- Current - Leakage (IS(off)) (Max)：20nA
- Crosstalk：-93dB @ 100kHz
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：11-WFBGA, FCBGA
- Supplier Device Package：11-FlipChip
- Number of Circuits：2
- Grade：-
- Qualification：-
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Overview
The STG4259BJR is a low-voltage dual single-pole double-throw (SPDT) analog switch manufactured by STMicroelectronics. It features a maximum on-resistance of 300 milliohms and incorporates a break-before-make switching feature to prevent signal shorting during transitions. The device provides robust electrostatic discharge protection rated at 15 kilovolts according to the human body model. Packaged in an 11-ball flip-chip configuration, it is designed for applications requiring high reliability and compact footprint in portable electronic systems.
Feature Summary
- Dual SPDT analog switch architecture with integrated break-before-make functionality
- High electrostatic discharge immunity rated at 15 kV human body model
- Low on-resistance characteristic for efficient signal transmission
- Compact 11-ball flip-chip package design
Applications
- Portable consumer electronics signal routing
- Audio and video signal path switching
- Battery-powered device interface management
- Mobile phone peripheral connection control
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the received units match the specific STG4259BJR marking and packaging specifications. Ensure compliance with relevant environmental directives such as RoHS and REACH requirements before integration into final products.
Selection Notes
Select this component when designing circuits requiring dual SPDT switching with minimal signal distortion. Consider its low on-resistance for maintaining signal integrity in sensitive analog paths. Evaluate the 15 kV ESD rating for environments prone to static discharge. Assess the flip-chip package constraints regarding board space and thermal management requirements.
Part Context
This device belongs to the STG42 series of low-voltage analog switches from STMicroelectronics. It complements other standard product offerings by providing specialized switching capabilities within a miniature form factor. The series targets modern electronics demanding high performance and durability in constrained spaces.
Replacement Considerations
Consult official documentation for verified substitute part numbers. Ensure any replacement maintains identical pinout compatibility and electrical characteristics. Verify that alternative components meet the same ESD protection levels and package dimensions.
