NE555N: Low-power single CMOS timer, 2.7MHz, 2-16V, SO8 package
STMicroelectronics

The TS555 is a low-power single CMOS timer designed for a wide range of applications. It distinguishes itself with a very low power consumption of 110 µA at 5V, and an impressive high maximum astable frequency of 2.7 MHz. This makes it a suitable choice for applications requiring precise timing operations without sacrificing power efficiency. Additionally, the TS555 is pin-to-pin functionally compatible with the bipolar NE555, allowing for easy integration or replacement in existing designs.

The TS555 operates over a wide voltage range of 2V to 16V, providing flexibility in various power environments. Its high input impedance of 1012Ω minimizes the need for large timing capacitors, further contributing to the component's efficiency in circuit design. The device also features reduced supply current spikes during output transitions, enabling the use of smaller decoupling capacitors. Its output is compatible with TTL, CMOS, and logic MOS, making it versatile for interfacing with a wide range of other components.

Key Specifications and Features

  • Power Consumption: 110 µA at 5V, 90 µA at 3V
  • Maximum Astable Frequency: 2.7 MHz
  • Voltage Range: 2V to 16V
  • High Input Impedance: 1012 Ω
  • Output Compatibility: TTL, CMOS, Logic MOS
  • Package: SO8

NE555N Datasheet

NE555N datasheet (PDF)

NE555N Substitutes
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Applications

  • Pulse generation
  • Time delay applications
  • Sequential timing
  • Precision timing
  • Frequency division

Category

Integrated Circuits (ICs)

General information

Integrated Circuits (ICs), such as the TS555 timer, are fundamental components in electronic systems, providing a variety of timing and oscillation functions. Timers are versatile and can be configured in monostable or astable modes for generating precise time delays, oscillations, or pulse generation. The choice of a timer IC depends on factors such as power consumption, frequency range, operating voltage, and package type.

The TS555 stands out due to its low power consumption and high frequency capabilities, making it an excellent choice for battery-powered or energy-sensitive applications. Its compatibility with both CMOS and TTL logic levels allows for easy integration into digital systems. When selecting a timer IC, engineers should consider the required timing range, power supply constraints, and the desired output type.

Moreover, the ability to minimize external component size due to high input impedance and reduced supply current spikes makes the TS555 suitable for compact and efficient circuit designs. Its wide operating voltage range offers additional flexibility, accommodating various power supply options. In summary, the TS555 timer IC is a highly efficient, versatile component suitable for a broad range of timing and frequency applications.

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