| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| SN74LS155D | Rochester Electronics LLC | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, PDSO16 | SN74LS155AN vs SN74LS155D |
| SN74LS155ANE4 | Texas Instruments | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, PDIP16 | SN74LS155AN vs SN74LS155ANE4 |
| T74LS155B1 | STMicroelectronics | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, PDIP16 | SN74LS155AN vs T74LS155B1 |
| DM74LS155N | Rochester Electronics LLC | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, PDIP16 | SN74LS155AN vs DM74LS155N |
| SN74LS155D | onsemi | Check for Price | 2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, PDSO16 | SN74LS155AN vs SN74LS155D |
| DM74LS155N | National Semiconductor Corporation | Check for Price | Decoder/Driver, LS Series, True Output, TTL, PDIP16 | SN74LS155AN vs DM74LS155N |
Part Details for SN74LS155AN by Texas Instruments
Results Overview of SN74LS155AN by Texas Instruments
- Distributor Offerings: (29 listings)
- Number of FFF Equivalents: (6 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (6 options)
- CAD Models: (Available)
- 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.
SN74LS155AN Information
SN74LS155AN 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.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| SN74LS155ANE4 | Texas Instruments | Dual 2-Line To 4-Line Decoders/Demultiplexers 16-PDIP 0 to 70 | |
| SN74LS155ANSR | Texas Instruments | Dual 2-Line To 4-Line Decoders/Demultiplexers 16-SO 0 to 70 | |
| SN74LS155AN | Texas Instruments | Dual 2-Line To 4-Line Decoders/Demultiplexers 16-PDIP 0 to 70 |
Price & Stock for SN74LS155AN
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
86017570
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Verical | Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin PDIP Tube RoHS: Compliant Min Qty: 194 Package Multiple: 1 Date Code: 1001 | Americas - 1396 |
|
$1.2013 / $1.9375 | Buy Now |
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DISTI #
86045587
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Verical | Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin PDIP Tube RoHS: Compliant Min Qty: 194 Package Multiple: 1 Date Code: 0601 | Americas - 634 |
|
$1.2013 / $1.9375 | Buy Now |
|
DISTI #
86032128
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Verical | Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin PDIP Tube RoHS: Compliant Min Qty: 194 Package Multiple: 1 Date Code: 1201 | Americas - 346 |
|
$1.2013 / $1.9375 | Buy Now |
|
DISTI #
595-SN74LS155AN
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Mouser Electronics | Encoders, Decoders, Multiplexers & Demultiplexers Dual 2 to 4-Line Dec dr/Demltplxer RoHS: Compliant | 598 |
|
$1.2300 / $2.4300 | Buy Now |
|
DISTI #
J56:1989_00101981
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Arrow Electronics | Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin PDIP Tube RoHS: Compliant Min Qty: 25 Package Multiple: 25 Lead time: 12 Weeks Date Code: 2032 | Europe - 475 |
|
$1.0610 | Buy Now |
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Bristol Electronics | Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin PDIP Tube Min Qty: 1 | 75 |
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$1.2127 / $1.9560 | Buy Now |
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Bristol Electronics | Decoder/Demultiplexer Single/Dual 3/2-to-8/4 16-Pin PDIP Tube | 40 |
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RFQ | |
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Quest Components | IC,DECODER/DEMUX,2-TO-4-LINE,LS-TTL,DIP,16PIN,PLASTIC | 649 |
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$0.8729 / $2.1160 | Buy Now |
|
|
Quest Components | IC,DECODER/DEMUX,2-TO-4-LINE,LS-TTL,DIP,16PIN,PLASTIC | 597 |
|
$1.5626 / $3.7880 | Buy Now |
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Quest Components | IC,DECODER/DEMUX,2-TO-4-LINE,LS-TTL,DIP,16PIN,PLASTIC | 81 |
|
$0.7935 / $1.3225 | Buy Now |
US Tariff Estimator: SN74LS155AN 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.
SN74LS155AN CAD Models
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SN74LS155AN Part Data Attributes
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SN74LS155AN
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
SN74LS155AN
Texas Instruments
2-LINE TO 4-LINE DECODER, LS Series, Inverted Output, TTL, PDIP16
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | DIP | |
| Package Description | Pdip-16 | |
| Pin Count | 16 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.90 | |
| Additional Feature | Usable As 1 To 8 Demultiplexer | |
| Family | Ls | |
| Input Conditioning | Standard | |
| JESD-30 Code | R-PDIP-T16 | |
| JESD-609 Code | e4 | |
| Length | 19.305 Mm | |
| Load Capacitance (CL) | 15 Pf | |
| Logic IC Type | 2-Line To 4-Line Decoder | |
| Max I(ol) | 0.008 A | |
| Number of Bits | 4 | |
| Number of Functions | 2 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Characteristics | Totem Pole | |
| Output Polarity | Inverted | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP16,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Packing Method | Tube | |
| Power Supply Current-Max (ICC) | 10 Ma | |
| Prop. Delay@Nom-Sup | 27 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 Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
Alternate Parts for SN74LS155AN
This table gives cross-reference parts and alternative options found for SN74LS155AN. 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 SN74LS155AN, 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.
SN74LS155AN Frequently Asked Questions (FAQ)
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The maximum clock frequency of the SN74LS155AN is 35 MHz, but it can vary depending on the specific application and operating conditions.
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To ensure proper power and decoupling, use a 5V power supply, add a 0.1uF ceramic capacitor between VCC and GND, and use a 10uF electrolytic capacitor between VCC and GND for bulk decoupling.
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The SN74LS155AN can sink up to 24mA and source up to 12mA per output, but it's recommended to limit the current to 8mA per output to ensure reliable operation.
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The CLR input should be tied to VCC through a 1kΩ resistor and a 0.01uF capacitor to ensure proper reset operation. The CLR input should be driven low for at least 10ns to ensure a proper reset.
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The propagation delay of the SN74LS155AN is typically around 10ns, but it can vary depending on the specific application and operating conditions.