Overview
The LTC1563-2IGN#TRPBF is a member of the LTC1563 family of active RC lowpass filters produced by Analog Devices Inc. This component is designed for ease of use, featuring rail-to-rail inputs and outputs, and a low DC offset, making it suitable for a variety of filtering applications. The LTC1563-2 is available in a 16-lead plastic SSOP package and operates in both high speed (HS) and low power (LP) modes.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Total Supply Voltage (VS), HS Mode | 3 | 11 | V | ||
| Total Supply Voltage (VS), LP Mode | 2.7 | 11 | V | ||
| Output Voltage Swing High (LPB Pin), VS = 3V | fC = 25.6kHz, RFIL = 100k, RL = 10k to GND | 2.9 | 2.95 | V | |
| Output Voltage Swing High (LPB Pin), VS = 4.75V | fC = 25.6kHz, RFIL = 100k, RL = 10k to GND | 4.55 | 4.7 | V | |
| Output Voltage Swing Low (LPB Pin), VS = 3V | fC = 25.6kHz, RFIL = 100k | ±1.5 | ±3 | mV | |
| DC Offset Voltage, LP Mode | VS = 2.7V, fC = 25.6kHz, RFIL = 100k | ±2 | ±7 | mV | |
| Passband Gain, HS Mode, fC = 25.6kHz | Test Frequency = 2.56kHz (0.1 • fC) | –0.2 | 0 | 0.2 | dB |
| Stopband Gain, HS Mode, fC = 25.6kHz | Test Frequency = 51.2kHz (2 • fC) | –24 | –21.5 | dB |
Key Features
- Rail-to-rail inputs and outputs
- Low DC offset
- Operates in both high speed (HS) and low power (LP) modes
- Butterworth filter response
- Easy-to-use design with minimal external components required
- Available in a 16-lead plastic SSOP package
Applications
The LTC1563-2IGN#TRPBF is suitable for various applications requiring lowpass filtering, such as audio processing, medical devices, industrial control systems, and any system needing to filter out high-frequency noise while preserving low-frequency signals.
Q & A
- What is the operating voltage range for the LTC1563-2IGN#TRPBF in high speed mode?
The operating voltage range in high speed mode is from 3V to 11V. - What is the typical output voltage swing high for the LPB pin when VS = 4.75V?
The typical output voltage swing high for the LPB pin is 4.7V when VS = 4.75V, fC = 25.6kHz, RFIL = 100k, and RL = 10k to GND. - What is the DC offset voltage in LP mode?
The DC offset voltage in LP mode is ±2mV to ±7mV when VS = 2.7V, fC = 25.6kHz, and RFIL = 100k. - What are the passband and stopband gains for the HS mode at specific frequencies?
The passband gain is –0.2dB to 0.2dB at 2.56kHz (0.1 • fC), and the stopband gain is –24dB to –21.5dB at 51.2kHz (2 • fC). - What package type is the LTC1563-2IGN#TRPBF available in?
The LTC1563-2IGN#TRPBF is available in a 16-lead plastic SSOP package. - What are some common applications for the LTC1563-2IGN#TRPBF?
Common applications include audio processing, medical devices, industrial control systems, and any system requiring lowpass filtering to remove high-frequency noise. - Does the LTC1563-2IGN#TRPBF support both high speed and low power modes?
Yes, the LTC1563-2IGN#TRPBF operates in both high speed (HS) and low power (LP) modes. - What is the typical output voltage swing low for the LPB pin when VS = 3V?
The typical output voltage swing low for the LPB pin is ±3mV when VS = 3V, fC = 25.6kHz, and RFIL = 100k. - How does the filter response of the LTC1563-2IGN#TRPBF behave?
The filter response is of the Butterworth type, providing a smooth and predictable roll-off. - Are there any evaluation boards available for the LTC1563-2IGN#TRPBF?
Yes, evaluation boards such as the DC338B-A are available for the LTC1563-2IGN#TRPBF.
