LTC1569IS8-6: 10th Order Lowpass Filter from Linear Technology

The LTC1569IS8-6 is an integrated circuit designed and manufactured by Linear Technology, which is now part of Analog Devices. This component is a 10th order, lowpass, linear phase filter with a fixed frequency response. It is engineered to provide a precise and stable filter solution in a compact package, making it an ideal choice for a wide range of applications including signal conditioning, data communications, and A/D conversion pre-filtering.

Key Features

• Filter Order: The LTC1569IS8-6 is a 10th order filter, which means it provides a steep roll-off beyond the cut-off frequency, ensuring excellent rejection of unwanted frequencies.
• Linear Phase Response: The linear phase characteristic of the filter means that all frequency components of the input signal are delayed by the same amount, preserving the waveform shape of the signal in the pass-band.
• No External Components Required: This filter does not require any external components for operation, which simplifies design and reduces board space requirements.
• Fixed Frequency: The LTC1569IS8-6 has a fixed frequency response, which is factory trimmed for precision, ensuring consistent performance across all devices.
• Low Power Consumption: It operates with a low power consumption, making it suitable for battery-powered devices and portable applications.
• Easy to Use: The LTC1569IS8-6 is designed for ease of use, with a simple interface that allows for easy integration into various circuit designs.
• Package: The device comes in a compact 8-lead SOIC package, which is suitable for space-constrained applications.

Applications

The LTC1569IS8-6 can be used in a variety of applications. Its precise filtering capabilities make it an excellent choice for anti-aliasing prior to analog-to-digital conversion, ensuring the integrity of the sampled signal. In data communication systems, it can be used to filter out noise and unwanted signals to maintain signal clarity. Additionally, its linear phase response is particularly beneficial in applications where the preservation of the waveform is critical, such as in audio signal processing and medical equipment.

Overall, the LTC1569IS8-6 is a reliable and high-performing filter solution from Linear Technology, offering designers a simple way to implement a fixed-frequency, lowpass filter with a linear phase response and no need for external components.