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Product Detailed Parameters
- Description：IC MUX/DEMUX 2 X 4:1 16SOIC
- Series：74FST
- Mfr：onsemi
- Package：Tape & Reel (TR),Bulk
- Type：Multiplexer/Demultiplexer
- Circuit：2 x 4:1
- Independent Circuits：1
- Current - Output High, Low：-
- Voltage Supply Source：Single Supply
- Voltage - Supply：4V ~ 5.5V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：16-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：16-SOIC
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Overview
The onsemi 74FST3253DR2G is a dual 4:1 multiplexer/demultiplexer bus switch manufactured by Semiconductor Components Industries, LLC. It operates within a supply voltage range of 4.0 V to 5.5 V and features TTL/CMOS compatible control inputs. The device provides extremely low on-resistance (RON) and negligible propagation delay, ensuring minimal signal distortion. It is available in SOIC-16 and TSSOP-16 packages, with the DR2G suffix indicating tape and reel packaging for surface mount applications.
Feature Summary
- Dual 4:1 Multiplexer/Demultiplexer Bus Switch
- Extremely Low RON / C0116 4 /C0087 Typical
- Less Than 0.25 ns−Max Delay Through Switch
- Nearly Zero Standby Current
Applications
- High-speed data routing
- Bus switching applications
- Multiplexing/Demultiplexing signals
Procurement Notes
Verify the exact part number suffix against official documentation, as ordering suffixes can indicate variations in packaging or environmental compliance. Confirm package type availability and ensure compatibility with your manufacturing process requirements before placing orders.
Selection Notes
Consider the operating voltage range and input/output compatibility when selecting this component. Evaluate the package options based on space constraints and thermal management needs. Ensure that the selected variant meets your specific application requirements regarding speed and power consumption.
Part Context
The 74FST3253 series belongs to onsemi's FST logic family, designed for high-performance bus switching applications. These devices are known for their fast switching speeds and low power consumption, making them suitable for modern digital systems requiring efficient data routing.
Replacement Considerations
Pin-for-pin compatible substitutes include QS3253, FST3253, and CBT3253. Verify electrical characteristics and package dimensions to ensure seamless integration into existing designs without modification.
FAQ
What is the maximum propagation delay through the switch?
The maximum propagation delay through the switch is less than 0.25 ns.
Are the control inputs compatible with both TTL and CMOS logic levels?
Yes, the control inputs are TTL/CMOS compatible.
