Texas Instruments_SN74LS266N
original

Texas Instruments
SN74LS266N

705-SN74LS266N
PDF Datasheet
4-ch XNOR Gate IC, 5V, 8mA, 30ns, PDIP
12 Weeks

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Tech Specifications

Package/Case
PDIP
High Level Output Current
-100uA
Lead Free
Lead Free
Logic Function
NOR GATE, XNOR
Low Level Output Current
8mA
Max Operating Temperature
70°C
Min Operating Temperature
0°C
Max Output Current
8mA
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SN74LS266N Description

SN74LS266N Description

The SN74LS266N from Texas Instruments is a quad 2-input XNOR (Exclusive NOR) gate integrated circuit belonging to the 74LS series of low-power Schottky logic devices. Housed in a 14-pin DIP (Dual Inline Package), it operates within a 4.75V to 5.25V supply range, making it compatible with standard TTL logic levels. This IC is designed for through-hole mounting, ensuring robust mechanical stability in industrial and prototyping applications. With a maximum propagation delay of 30ns at 5V and 15pF load, it offers reliable performance for medium-speed digital logic operations. The device features open-collector outputs, allowing flexible interfacing with higher-voltage circuits or wired-AND configurations.

SN74LS266N Features

  • Logic Type: Quad 2-input XNOR gates for logical equivalence operations.
  • Open-Collector Outputs: Enables direct drive of higher-voltage loads or bus-oriented systems.
  • Low Power Consumption: Quiescent current of 13mA (max) ensures energy efficiency.
  • Wide Operating Voltage: 4.75V–5.25V compatibility with TTL systems.
  • Robust Input Thresholds: 2V (min) for high-level and 0.8V (max) for low-level inputs.
  • High Noise Immunity: Schottky-clamped design reduces susceptibility to signal interference.
  • Temperature Range: Operates reliably from 0°C to 70°C, suitable for commercial environments.
  • RoHS3 Compliant: Meets modern environmental standards.

SN74LS266N Applications

  • Digital Comparators: Ideal for equality-checking circuits in arithmetic logic units (ALUs).
  • Parity Generators/Checkers: Used in error-detection systems for data integrity.
  • Bus Interface Logic: Open-collector outputs facilitate multi-device communication.
  • Control Systems: Employed in state machines and feedback loops for logic validation.
  • Prototyping & Education: DIP package simplifies breadboard-based circuit design.

Conclusion of SN74LS266N

The SN74LS266N stands out for its combination of XNOR functionality, open-collector flexibility, and TTL compatibility, making it a versatile choice for digital logic design. Its moderate speed, low power, and robust construction suit applications ranging from industrial control to educational projects. For engineers seeking a reliable, easy-to-integrate logic gate IC, this device offers a balanced mix of performance and practicality.

FAQ

What is the mounting type of SN74LS266N?
SN74LS266N uses a Through Hole mounting style based on the listed product specifications.
What is SN74LS266N?
What is the standard lead time for SN74LS266N?
Does SN74LS266N have quantity-based pricing?
Are there related or alternative parts for SN74LS266N?
Availability (In Stock : 1063 )
Quantity Unit Price Ext. Price
1+ $1.74240 $1.74
10+ $1.28392 $12.84
25+ $1.16970 $29.24
100+ $1.04377 $104.38
195+ $1.35520 $264.26
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