| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| SNJ54LS155AJ | Texas Instruments | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, CDIP16 | SN74LS155N vs SNJ54LS155AJ |
| JM38510/32601BEA | Motorola Semiconductor Products | Check for Price | LS Series, True Output, TTL, CDIP16 | SN74LS155N vs JM38510/32601BEA |
| M38510/32601BEA | SRI International Sarnoff | Check for Price | LS Series, True Output, TTL, CDIP16 | SN74LS155N vs M38510/32601BEA |
| 54LS155DMQB | Texas Instruments | Check for Price | LS Series, Inverted Output, TTL, CDIP16 | SN74LS155N vs 54LS155DMQB |
| 54LS155DMQB | Fairchild Semiconductor Corporation | Check for Price | LS Series, Inverted Output, TTL, CDIP16 | SN74LS155N vs 54LS155DMQB |
| SN54LS155N | Motorola Semiconductor Products | Check for Price | LS Series, Inverted Output, TTL, PDIP16 | SN74LS155N vs SN54LS155N |
| 5962-9750801QEA | Texas Instruments | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, CDIP16 | SN74LS155N vs 5962-9750801QEA |
| SN54LS155JD | Motorola Semiconductor Products | Check for Price | LS Series, Inverted Output, TTL, CDIP16 | SN74LS155N vs SN54LS155JD |
| 5962-9750801QEX | Texas Instruments | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, CDIP16 | SN74LS155N vs 5962-9750801QEX |
| M38510/32601SEX | Motorola Semiconductor Products | Check for Price | LS Series, True Output, TTL, CDIP16 | SN74LS155N vs M38510/32601SEX |
Part Details for SN74LS155N by Texas Instruments
Results Overview of SN74LS155N by Texas Instruments
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (10 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
SN74LS155N Information
SN74LS155N by Texas Instruments is a Decoder/Driver.
Decoder/Drivers are under the broader part category of Logic Components.
Digital logic governs the behavior of signals in electronic circuits, enabling complex decisions based on simple binary inputs (yes/no). Logic components perform operations from these signals. Read more about Logic Components on our Logic part category page.
Price & Stock for SN74LS155N
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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Quest Components | IC,DECODER/DEMUX,2-TO-4-LINE,LS-TTL,DIP,16PIN,PLASTIC | 49 |
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$0.5000 / $0.7500 | Buy Now |
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Quest Components | IC,DECODER/DEMUX,2-TO-4-LINE,LS-TTL,DIP,16PIN,PLASTIC | 40 |
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$0.8550 / $1.4250 | Buy Now |
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Vyrian | Decoder/Driver, TTL, PDIP16 | 4053 |
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RFQ |
US Tariff Estimator: SN74LS155N by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
SN74LS155N Part Data Attributes
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SN74LS155N
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
SN74LS155N
Texas Instruments
2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, PDIP16
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| Part Life Cycle Code | Obsolete | |
| Package Description | Dip-16 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Family | Ls | |
| Input Conditioning | Standard | |
| JESD-30 Code | R-PDIP-T16 | |
| Length | 19.8 Mm | |
| Load Capacitance (CL) | 15 Pf | |
| Logic IC Type | 2-Line To 4-Line Decoder | |
| Max I(ol) | 0.008 A | |
| Number of Functions | 2 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Characteristics | Open-Collector | |
| Output Polarity | Inverted | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP16,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Power Supply Current-Max (ICC) | 10 Ma | |
| Prop. Delay@Nom-Sup | 30 Ns | |
| Propagation Delay (tpd) | 30 Ns | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 5.08 Mm | |
| Supply Voltage-Max (Vsup) | 5.25 V | |
| Supply Voltage-Min (Vsup) | 4.75 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | No | |
| Technology | Ttl | |
| Temperature Grade | Commercial | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
Alternate Parts for SN74LS155N
This table gives cross-reference parts and alternative options found for SN74LS155N. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74LS155N, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
SN74LS155N Frequently Asked Questions (FAQ)
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The maximum clock frequency of the SN74LS155N is typically around 35 MHz, but it can vary depending on the specific application and operating conditions. It's recommended to check the device's timing specifications and perform thorough testing to ensure reliable operation at higher frequencies.
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To ensure proper power supply and decoupling, connect the VCC pin to a stable 5V power supply, and decouple the power supply lines with 0.1uF ceramic capacitors as close to the device as possible. Additionally, use a 10uF electrolytic capacitor to filter out any noise or ripple on the power supply lines.
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The recommended operating temperature range for the SN74LS155N is 0°C to 70°C. However, the device can operate up to 85°C with reduced performance and reliability. It's essential to ensure that the device is operated within the recommended temperature range to maintain its performance and lifespan.
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To handle propagation delay and clock skew, ensure that the clock signal is properly buffered and distributed to all devices in the system. Use clock buffers or repeaters to minimize clock skew, and consider using a clock distribution network to ensure that all devices receive a clean and synchronized clock signal.
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When using the SN74LS155N in a high-speed or high-frequency application, consider the device's propagation delay, clock skew, and signal integrity. Ensure that the device is properly terminated, and use transmission lines or controlled impedance traces to minimize signal reflections and ringing. Additionally, consider using a device with a faster propagation delay or a more advanced technology node if necessary.