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NLV14069UBDG
Electronics Part Number
NLV14069UBDG-WXManufacturer
Diodes Incorporated
NLV14069UBDG
Description
Hex Inverter IC, 6 Single-Input Channels, 14-SOICInventory
632 Pcs New Original In Stock
14-SOIC hex inverter; six channels, TTL input compatibility, high drive, for clock buffering and signal inversion.
Quantity
Minimum 1
Minimum 1
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Basic cost: USD 70.00
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Technical Specifications
Category
Logic, Signal Switches, Multiplexers, Decoders
Manufacturer
Diodes Incorporated
Packaging
-
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.154", 3.90mm Width)
Series
-
Base Product Number
PI5C3257
Product Status
Obsolete
Type
Multiplexer/Demultiplexer
Voltage - Supply
4.75V ~ 5.25V
Supplier Device Package
16-SOIC
Circuit
4 x 2:1
Current - Output High, Low
-
Voltage Supply Source
Single Supply
Independent Circuits
1
Data Sheet Document (D)
Datasheets
Download PI5C3257WE Product Specification (PDF)
HTML Datasheet
PI5C3257WE-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Standard Package
48
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Frequently Asked Questions (FAQ)
Can the PI5C3257WE be used as a drop-in replacement for the SN74CBT3257CDR in a high-speed data swit
The PI5C3257WE can serve as a functional replacement for the SN74CBT3257CDR in most 4-channel, 2:1 multiplexer applications with single 5V supply systems. However, key differences in propagation delay (typically lower on TI's CBT parts) and on-resistance variation over temperature may affect timing margins in high-speed data paths. Since the PI5C3257WE is marked as obsolete, assess long-term availability and consider lifetime buy or qualified alternatives like the CBT3257AD,118. Always verify signal integrity with your specific load and trace conditions, especially in designs approaching 50 Mbps or higher.
What are the reliability risks of using the PI5C3257WE in an industrial environment operating near 8
The PI5C3257WE is rated for operation up to 85°C, but sustained use at max temperature increases stress on both the CMOS internals and SOIC package materials, potentially accelerating electromigration or interface degradation. Ensure PCB layout provides adequate thermal relief via ground planes and minimize adjacent heat sources. Monitor junction temperature by estimating power dissipation (despite no formal I/O current spec) from switching frequency and bus capacitance. Consider burn-in testing for mission-critical systems given the part's obsolete status and potential for older batch inventory.
How does the PI5C3257WE handle signal integrity when switching mixed-voltage signals between 3.3V an
The PI5C3257WE is optimized for 5V-only systems and does not support level shifting. While it may pass 3.3V signals as inputs without damage due to CMOS gate protection diodes, such signals fall below the guaranteed high-level input threshold (typically ~3.5V at 5V supply), risking misreads or increased transition times. For reliable operation, ensure all input signals conform to 5V TTL/CMOS logic levels. If interfacing with 3.3V devices, use external level translators rather than relying on the PI5C3257WE’s pass-through behavior.
What are the design implications of selecting the PI5C3257WE over the CBT3257AD,118 in new designs,
Although pin-to-pin and functionally compatible with the CBT3257AD,118, the PI5C3257WE is obsolete, making it unsuitable for new production designs requiring long-term supply stability. The CBT3257AD,118 offers better availability, similar performance, and ongoing manufacturer support. If using the PI5C3257WE in existing designs, secure sufficient stock or qualify the CBT3257AD,118 as a second source. Evaluate any subtle differences in bandwidth and crosstalk, particularly in dense, high-frequency signal routing.
What PCB layout best practices should be followed when integrating the PI5C3257WE in high-density si
To minimize crosstalk and maintain signal fidelity with the PI5C3257WE in high-density layouts, route multiplexed channels with at least 3x trace width spacing, avoid parallel runs over long distances, and use ground vias between adjacent signal paths. Keep input and output traces as short as possible to reduce capacitive loading and reflections, especially in paths switching above 25 MHz. Use controlled impedance routing if trace lengths exceed 1 inch, and ensure solid return paths beneath signal lines. The 16-SOIC package has moderate lead inductance, so decoupling with a 0.1 µF ceramic capacitor close to VCC pin is essential to suppress switching noise.
Can the PI5C3257WE be used as a drop-in replacement for the SN74CBT3257CDR in a high-speed data swit
The PI5C3257WE can serve as a functional replacement for the SN74CBT3257CDR in most 4-channel, 2:1 multiplexer applications with single 5V supply systems. However, key differences in propagation delay (typically lower on TI's CBT parts) and on-resistance variation over temperature may affect timing margins in high-speed data paths. Since the PI5C3257WE is marked as obsolete, assess long-term availability and consider lifetime buy or qualified alternatives like the CBT3257AD,118. Always verify signal integrity with your specific load and trace conditions, especially in designs approaching 50 Mbps or higher.
What are the reliability risks of using the PI5C3257WE in an industrial environment operating near 8
The PI5C3257WE is rated for operation up to 85°C, but sustained use at max temperature increases stress on both the CMOS internals and SOIC package materials, potentially accelerating electromigration or interface degradation. Ensure PCB layout provides adequate thermal relief via ground planes and minimize adjacent heat sources. Monitor junction temperature by estimating power dissipation (despite no formal I/O current spec) from switching frequency and bus capacitance. Consider burn-in testing for mission-critical systems given the part's obsolete status and potential for older batch inventory.
How does the PI5C3257WE handle signal integrity when switching mixed-voltage signals between 3.3V an
The PI5C3257WE is optimized for 5V-only systems and does not support level shifting. While it may pass 3.3V signals as inputs without damage due to CMOS gate protection diodes, such signals fall below the guaranteed high-level input threshold (typically ~3.5V at 5V supply), risking misreads or increased transition times. For reliable operation, ensure all input signals conform to 5V TTL/CMOS logic levels. If interfacing with 3.3V devices, use external level translators rather than relying on the PI5C3257WE’s pass-through behavior.
What are the design implications of selecting the PI5C3257WE over the CBT3257AD,118 in new designs,
Although pin-to-pin and functionally compatible with the CBT3257AD,118, the PI5C3257WE is obsolete, making it unsuitable for new production designs requiring long-term supply stability. The CBT3257AD,118 offers better availability, similar performance, and ongoing manufacturer support. If using the PI5C3257WE in existing designs, secure sufficient stock or qualify the CBT3257AD,118 as a second source. Evaluate any subtle differences in bandwidth and crosstalk, particularly in dense, high-frequency signal routing.
What PCB layout best practices should be followed when integrating the PI5C3257WE in high-density si
To minimize crosstalk and maintain signal fidelity with the PI5C3257WE in high-density layouts, route multiplexed channels with at least 3x trace width spacing, avoid parallel runs over long distances, and use ground vias between adjacent signal paths. Keep input and output traces as short as possible to reduce capacitive loading and reflections, especially in paths switching above 25 MHz. Use controlled impedance routing if trace lengths exceed 1 inch, and ensure solid return paths beneath signal lines. The 16-SOIC package has moderate lead inductance, so decoupling with a 0.1 µF ceramic capacitor close to VCC pin is essential to suppress switching noise.
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Sep 15 2026
