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Product Detailed Parameters
- Description：IC MUX/DEMUX 4 X 2:1 16TSSOP
- Series：74CB
- Mfr：Texas Instruments
- Package：Tube
- Type：Multiplexer/Demultiplexer
- Circuit：4 x 2:1
- Independent Circuits：1
- Current - Output High, Low：-
- Voltage Supply Source：Single Supply
- Voltage - Supply：2.3V ~ 3.6V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：16-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：16-TSSOP
- Grade：-
- Qualification：-
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Overview
The SN74CB3T3257PW is a low-voltage FET bus switch manufactured by Texas Instruments. It features four independent SPDT switches configured as a 4-bit 1-of-2 multiplexer/demultiplexer. The device operates within a supply voltage range of 2.3 V to 3.6 V and supports surface-mount installation in a TSSOP-16 package. It functions across an industrial temperature range from -40°C to +85°C, providing signal routing capabilities for digital systems requiring low on-resistance and high bandwidth.
Feature Summary
- Four independent single-pole double-throw (SPDT) switches
- Low-voltage operation compatible with 2.3 V to 3.6 V supplies
- Surface-mount TSSOP-16 packaging for compact designs
Applications
- Portable equipment signal routing
- Consumer electronics data switching
- Industrial control system interconnects
Procurement Notes
Verify the exact part number against official Texas Instruments documentation to confirm pinout compatibility and electrical specifications. Ensure the selected component matches the required operating temperature range and voltage levels for the specific application environment before procurement.
Selection Notes
Select this component when designing circuits that require multiple independent signal paths controlled by a single logic input. Consider the package size constraints and the need for low-power operation in battery-driven devices. Verify that the supply voltage requirements align with the system's power rails.
Part Context
This device belongs to the SN74CB3T series of low-voltage bus switches. It is designed for applications requiring high-speed signal switching with minimal power consumption. The family offers various configurations to suit different data bus widths and switching requirements in modern electronic systems.
Replacement Considerations
Consult official substitution guides for equivalent parts from Texas Instruments or other manufacturers. Verify functional compatibility, pinout alignment, and electrical parameter matching before replacing the original component.
