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HCT4066QPWRG4Q1
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Product Detailed Parameters
- Description：IC SW SPST-NOX4 95OHM 14TSSOP
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT),Bulk
- Switch Circuit：SPST - NO
- Multiplexer/Demultiplexer Circuit：1:01
- On-State Resistance (Max)：95Ohm
- Channel-to-Channel Matching (ΔRon)：1Ohm
- Voltage - Supply, Single (V+)：4.5V ~ 5.5V
- Voltage - Supply, Dual (V±)：-
- Switch Time (Ton, Toff) (Max)：24ns, 35ns
- -3db Bandwidth：200MHz
- Charge Injection：-
- Channel Capacitance (CS(off), CD(off))：5pF
- Current - Leakage (IS(off)) (Max)：-
- Crosstalk：-72dB @ 1MHz
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：14-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：14-TSSOP
- Number of Circuits：4
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The SN74HCT4066QPWRG4Q1 is a quadruple bilateral switch manufactured by Texas Instruments, designed for automotive applications under the AEC-Q100 qualification standard. It operates within a supply voltage range of 4.5 V to 5.5 V and features four independent switches in a TSSOP-14 package. The device supports bidirectional signal flow with low on-resistance and includes control inputs to isolate channels. It functions across an extended temperature range from -40°C to +125°C, ensuring reliability in harsh environments.
Feature Summary
- Automotive-grade qualification compliant with AEC-Q100 standards for long-term reliability
- Quadruple bilateral switching capability allowing bidirectional signal routing
- High noise immunity provided by HCT CMOS technology compatible with TTL logic levels
Applications
- Automotive data bus signal routing and switching
- Multiplexing audio or video signals in vehicle infotainment systems
- Isolation of sensor lines in automotive control modules
Procurement Notes
Verify the complete part number including the Q1 suffix for automotive grade and G4 for lead-free/rohs compliance. Confirm the TSSOP-14 package type matches your PCB footprint requirements. Ensure the design supports the 4.5V to 5.5V operating voltage range specified for HCT logic families.
Selection Notes
Select this component when bidirectional analog or digital switching is required in automotive environments. Compare against SN74HC4066 for non-automotive use or SN74AHC4066 for lower voltage operation. Verify that the control input logic levels are compatible with the system's microcontroller or driver outputs.
Part Context
This part belongs to the SN74HCT4066-Q1 family of quadruple bilateral switches. It shares functional compatibility with the commercial SN74HCT4066 but meets stricter automotive reliability and temperature specifications. The G4 suffix indicates environmental compliance and specific manufacturing lot tracking.
Replacement Considerations
Direct pin-compatible substitutes include the SN74HCT4066PWR for non-automotive applications. For upgraded performance, consider the SN74AHC4066 series if voltage ranges allow. Verify that any replacement maintains the same TSSOP-14 package and thermal characteristics.
