CD54HC280F3A Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
Texas Instruments CD54HC280F3A is a 9-bit parity generator and checker IC in the HC/UH CMOS logic family, housed in a 14-pin ceramic DIP (CDIP) tube package. Operating across a wide voltage range with 50 pF load capacitance, it performs odd or even parity detection for error checking in digital data transmission systems.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- CD54HC280F3A Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $19.2500(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of CD54HC280F3A?
- 9-bit parity generator and checker supporting both odd and even parity detection in a single 14-pin CDIP IC
- HC/UH CMOS logic family operates across a wide supply voltage range with low power consumption suitable for battery-backed systems
- Ceramic DIP (CDIP) package offers superior moisture resistance and thermal stability for mil-spec and aerospace-grade applications
What is CD54HC280F3A used for?
The CD54HC280F3A is used in digital communication interfaces, memory systems, and data acquisition boards where single-bit error detection across 9-bit data words is required. Its ceramic package and HC-family noise immunity make it particularly suitable for military, aerospace, and industrial instrumentation environments that demand high reliability and extended temperature performance.
What are the specifications of CD54HC280F3A?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Family | HC/UH |
| JESD-30 Code | R-GDIP-T14 |
| JESD-609 Code | e0 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | PARITY GENERATOR/CHECKER |
| Max I(ol) | 0.0052A |
| Number of Bits | 2 |
| Number of Functions | 2 |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 43ns |
| Propagation Delay (tpd) | 300ns |
| Qualification Status | Not Qualified |
| Screening Level | 38535Q/M;38534H;883B |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 4.5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Ceramic Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Where can I find the CD54HC280F3A datasheet?
CD54HC280F3A Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for CD54HC280F3A?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What data width does the CD54HC280F3A support for parity checking, and how many outputs does it provide?
The CD54HC280F3A is a 9-bit parity generator and checker that accepts up to 9 data inputs and generates 2 complementary outputs — one for even parity and one for odd parity. This dual-output format lets designers implement either parity convention without additional external gates, covering 8-bit data bytes plus a parity bit in a single IC.
Why does the CD54HC280F3A use a ceramic DIP package instead of a plastic package, and what temperature range does it support?
The ceramic DIP (CDIP) package provides hermetic sealing against moisture and contaminants, making the CD54HC280F3A suitable for extended temperature ranges from -55°C to +125°C as required by military and aerospace standards. Plastic packages absorb moisture over time and are rated only to -40°C to +85°C in most cases, making the ceramic variant essential for high-reliability deployments.
How does the CD54HC280F3A compare with a software-based parity check in terms of latency and resource usage?
The CD54HC280F3A performs parity computation in hardware with a propagation delay on the order of a few nanoseconds at 5 V supply, requiring no CPU cycles or firmware overhead. A software parity routine on a microcontroller typically consumes 4 to 10 clock cycles per byte, which at 10 MHz equates to 400 ns to 1 µs — orders of magnitude slower than the hardware IC for real-time data stream validation.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $20.0200 | $20.02 |
| 26+ | $19.2500 | $500.50 |
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