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Product Detailed Parameters
- Description:IC 4 FUNC 4 DRIVER BIPOLAR
- Mfr:National Semiconductor
- Package:Bulk
- Series:*
- Type:-
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- Number of Drivers/Receivers:-
- Duplex:-
- Data Rate:-
- Voltage - Supply:-
- Operating Temperature:-
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- Package / Case:-
- Supplier Device Package:-
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Overview
The DS26LS31CMX/46 is a quad high-speed differential line driver manufactured by National Semiconductor, now part of Texas Instruments. It is designed for digital data transmission over balanced lines and meets EIA Standard RS-422 requirements. The device features four independent drivers with TRI-STATE outputs and a common enable/disable function. It operates on a single 5V supply (4.75V to 5.25V) and supports data rates up to 10 Mbps. The component is housed in a 16-pin SOIC package.
Feature Summary
- Provides unipolar differential drive to twisted-pair or parallel-wire transmission lines
- Features TRI-STATE outputs for bus compatibility
- Includes a common enable and disable function for all four drivers
Applications
- Digital data transmission over balanced lines
- RS-422 compliant communication systems
- Industrial control networks
Procurement Notes
Verify the manufacturer origin carefully, as National Semiconductor was acquired by Texas Instruments. Confirm that the specific suffix /46 corresponds to the intended tape-and-reel packaging configuration. Ensure the component meets current RoHS compliance standards if required for your application, as older batches may not.
Selection Notes
Select this component when a quad differential driver is needed for RS-422 interfaces. It is suitable for applications requiring high-speed data transmission up to 10 Mbps. Consider the SOIC package size for PCB layout constraints. Verify power supply voltage ranges match the system design specifications.
Part Context
This component belongs to the DS26LS31 family of quad high-speed differential line drivers. It is functionally similar to other variants like the DS26LS31N or AM26LS31, differing primarily in packaging and manufacturing origin. The device is widely used in legacy and industrial communication systems requiring robust differential signaling.
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