| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| SN74LS27DR | Texas Instruments | $0.4293 | NOR Gate, LS Series, 3-Func, 3-Input, TTL, PDSO14 | SN74LS27D vs SN74LS27DR |
| SN74LS27DE4 | Texas Instruments | Check for Price | NOR Gate, LS Series, 3-Func, 3-Input, TTL, PDSO14 | SN74LS27D vs SN74LS27DE4 |
| DM74LS27MX | Fairchild Semiconductor Corporation | Check for Price | NOR Gate, LS Series, 3-Func, 3-Input, TTL, PDSO14 | SN74LS27D vs DM74LS27MX |
| SN74LS27DRE4 | Texas Instruments | Check for Price | NOR Gate, LS Series, 3-Func, 3-Input, TTL, PDSO14 | SN74LS27D vs SN74LS27DRE4 |
Part Details for SN74LS27D by Texas Instruments
Results Overview of SN74LS27D by Texas Instruments
- Distributor Offerings: (15 listings)
- Number of FFF Equivalents: (4 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (4 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.
SN74LS27D Information
SN74LS27D by Texas Instruments is a Gate.
Gates 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 SN74LS27D
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
|
DISTI #
86021807
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 Date Code: 0601 | Americas - 20150 |
|
$0.8215 / $1.3250 | Buy Now |
|
DISTI #
86037225
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 Date Code: 0701 | Americas - 10150 |
|
$0.8215 / $1.3250 | Buy Now |
|
DISTI #
86040077
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 Date Code: 1201 | Americas - 9210 |
|
$0.8215 / $1.3250 | Buy Now |
|
DISTI #
86041120
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 | Americas - 2137 |
|
$0.8215 / $1.3250 | Buy Now |
|
|
Quest Components | IC,LOGIC GATE,3 3-INPUT NOR,LS-TTL,SOP,14PIN,PLASTIC | 74 |
|
$0.2400 / $0.3600 | Buy Now |
|
|
Rochester Electronics | NOR Gate, LS Series, 3-Func, 3-Input, TTL, PDSO14 RoHS: Compliant Status: Obsolete Min Qty: 1 | 41647 |
|
$0.6572 / $1.0600 | Buy Now |
|
DISTI #
86021807
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 Date Code: 0601 | Americas - 20150 |
|
$0.8215 / $1.3250 | Buy Now |
|
DISTI #
86037225
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 Date Code: 0701 | Americas - 10150 |
|
$0.8215 / $1.3250 | Buy Now |
|
DISTI #
86040077
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 Date Code: 1201 | Americas - 9210 |
|
$0.8215 / $1.3250 | Buy Now |
|
DISTI #
86041120
|
Verical | NOR Gate 3-Element 3-IN 14-Pin SOIC Tube RoHS: Compliant Min Qty: 284 Package Multiple: 1 | Americas - 2137 |
|
$0.8215 / $1.3250 | Buy Now |
US Tariff Estimator: SN74LS27D 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.
SN74LS27D CAD Models
-
Part Symbol
-
Footprint
-
3D Model
Available Download Formats
By downloading CAD models, you agree to our Terms & Conditions and Privacy Policy
SN74LS27D Part Data Attributes
|
|
SN74LS27D
Texas Instruments
Buy Now
Datasheet
|
Compare Parts:
SN74LS27D
Texas Instruments
NOR Gate, LS Series, 3-Func, 3-Input, TTL, PDSO14
|
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SOIC | |
| Package Description | Soic-14 | |
| Pin Count | 14 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Family | Ls | |
| JESD-30 Code | R-PDSO-G14 | |
| JESD-609 Code | e4 | |
| Length | 8.65 Mm | |
| Load Capacitance (CL) | 15 Pf | |
| Logic IC Type | Nor Gate | |
| Max I(ol) | 0.008 A | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 3 | |
| Number of Inputs | 3 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Characteristics | Totem-Pole | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SOP | |
| Package Equivalence Code | SOP14,.25 | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Packing Method | Tube | |
| Peak Reflow Temperature (Cel) | 260 | |
| Power Supply Current-Max (ICC) | 6.8 Ma | |
| Prop. Delay@Nom-Sup | 15 Ns | |
| Propagation Delay (tpd) | 15 Ns | |
| Qualification Status | Not Qualified | |
| Schmitt Trigger | No | |
| Seated Height-Max | 1.75 Mm | |
| Supply Voltage-Max (Vsup) | 5.25 V | |
| Supply Voltage-Min (Vsup) | 4.75 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | Yes | |
| Technology | Ttl | |
| Temperature Grade | Commercial | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3.91 Mm |
Alternate Parts for SN74LS27D
This table gives cross-reference parts and alternative options found for SN74LS27D. 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 SN74LS27D, 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.
SN74LS27D Frequently Asked Questions (FAQ)
-
The maximum frequency of operation for the SN74LS27D is typically around 25 MHz, but it can vary depending on the specific application and operating conditions.
-
To ensure reliable operation of the SN74LS27D in high-temperature environments, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using a thermally conductive PCB material, and keeping the device within its recommended operating temperature range of -40°C to 85°C.
-
The recommended power-on sequence for the SN74LS27D is to apply power to the VCC pin before applying any input signals. This helps to prevent unwanted latch-up or oscillation during power-up.
-
The SN74LS27D is a 5V device, but it can be used in a 3.3V system with some limitations. The device's input voltage threshold is around 2V, so it may not function correctly with 3.3V input signals. However, if you're using the device as a buffer or inverter, you can use a voltage translator or level shifter to interface with 3.3V logic.
-
To handle ESD protection for the SN74LS27D, it's recommended to follow proper ESD handling procedures during device handling and assembly, such as using an ESD wrist strap or mat, and ensuring that the device is stored in an ESD-protected package. Additionally, you can add external ESD protection devices, such as TVS diodes or ESD protection arrays, to the PCB design.