Texas Instruments SN74LS540N Octal Buffer/Line Driver 3-State DIP
High-performance octal buffer/line driver with 3-state outputs, DIP package, for industrial & automation use.
The SN74LS540N is a high-performance octal Buffer/Line Driver with 3-state outputs, designed for reliable operation in industrial and automation environments. Its advanced architecture improves printed circuit board layout, while the inverting outputs and PNP inputs reduce DC loading and enhance signal integrity.
Key Features
- Inverting data outputs for flexible logic design
- 3-state outputs drive bus lines or buffer memory address registers
- Hysteresis at inputs improves noise margins
- Data flow-through pin-out simplifies PCB routing
- Wide operating temperature range from 0°C to 70°C
Electrical Specifications
- Logic Family: 74LS
- Base Number: 74540
- Supply Voltage: 4.75V to 5.25V
- Number of Pins: 20
- Package: DIP
This device is designed to match the performance of the popular 74LS240 series while offering an enhanced pin configuration. It is ideal for bus-oriented systems and memory address buffering, delivering reliable performance in demanding applications.
Typical Applications
- Industrial control systems
- Automation process control
- Signal processing circuits
- Memory address buffering
- Bus line driving
With its robust construction and proven 74LS technology, the SN74LS540N is a dependable choice for professional electronic designs.
- Industrial control systems
- Automation process control
- Signal processing circuits
- Memory address buffering
- Logic Device Type: Buffer, Inverting
- Logic Family / Base Number: 74LS540
- IC Case / Package: DIP
- No. of Pins: 20
- Supply Voltage Min: 4.75V
- Supply Voltage Max: 5.25V
- Logic IC Family: 74LS
- Logic IC Base Number: 74540
- Operating Temperature Min: 0°C
- Operating Temperature Max: 70°C
- Weight: 2.064 grams
- Height: 43 mm
- Width: 33 mm
- Depth: 15 mm
- Logic Case Style: DIP
- of Pins: 20Pins
- SVHC: No SVHC (27-Jun-2018)
Always follow local regulations and product guidance.
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