SN74ALS280DG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
SN74ALS280DG4 is a 9-bit odd/even parity generator and checker from Texas Instruments in the ALS logic family. It provides both odd and even parity outputs simultaneously in a 14-Pin SOIC package. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- SN74ALS280DG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SN74ALS280DG4?
- 9-bit parity generator and checker with simultaneous odd and even parity outputs for versatile error detection
- ALS logic family delivers low power consumption with high-speed performance for data integrity circuits
- Single-function 14-Pin SOIC package enables compact PCB layout in communication and storage systems
- Compatible with standard TTL logic levels for straightforward integration into existing digital designs
What is SN74ALS280DG4 used for?
The SN74ALS280DG4 is used in digital communication and data storage systems where error detection through parity checking is required, such as memory bus parity checking, UART data verification, and serial communication link integrity monitoring. Its simultaneous odd and even parity outputs make it flexible for use in both odd-parity and even-parity protocol systems without additional logic. It is commonly found in industrial data acquisition systems, legacy computing hardware, and telecommunications equipment requiring single-bit error detection.
What are the specifications of SN74ALS280DG4?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | ODD/EVEN PARITY GENERATOR |
| Family | ALS |
| JESD-30 Code | R-PDSO-G14 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | PARITY GENERATOR/CHECKER |
| Number of Bits | 9 |
| Number of Functions | 1 |
| Output Characteristics | 3-STATE |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Power Supply Current-Max (ICC) | 16mA |
| Propagation Delay (tpd) | 22ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | TTL |
| Temperature Grade | COMMERCIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.60 |
Where can I find the SN74ALS280DG4 datasheet?
SN74ALS280DG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74ALS280DG4?
Compatible alternatives and drop-in replacements for SN74ALS280DG4:
Parity Generator/Checker, ALS Series, 9-Bit, Complementary Output, TTL, PDSO14
Frequently Asked Questions
What does the SN74ALS280DG4 do?
The SN74ALS280DG4 is a 9-bit parity generator and checker that computes odd and even parity across up to 9 input bits simultaneously, enabling single-bit error detection in data buses, memory interfaces, and serial communication systems.
Does the SN74ALS280DG4 provide both odd and even parity outputs?
Yes, the SN74ALS280DG4 provides both odd and even parity outputs simultaneously, allowing it to be used in systems requiring either parity convention without additional logic gates or multiplexing.
What logic family does the SN74ALS280DG4 belong to?
The SN74ALS280DG4 belongs to the ALS (Advanced Low-power Schottky) logic family, which offers improved speed and lower power consumption compared to the original LS family while maintaining TTL-compatible logic levels.
What package is the SN74ALS280DG4 available in?
The SN74ALS280DG4 is available in a 14-Pin SOIC (Small Outline Integrated Circuit) surface-mount package, which is compact and suitable for automated PCB assembly in space-constrained digital circuit designs.
What applications is the SN74ALS280DG4 used in?
The SN74ALS280DG4 is used in memory bus parity checking, UART data validation, serial communication link integrity verification, and legacy computing systems where 9-bit parity generation and checking is needed for single-bit error detection.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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