LTC6903 (7)
The LTC6903 is available from Analog Devices Inc. Inc. at Xecor. Designed for precision frequency generation, the LTC6903 offers 1kHz to 68MHz square wave output, 0.5% initial frequency accuracy, and 10ppm/°C typical frequency drift over temperature. Available in 8-TSSOP and 8-MSOP packages, it is ideal for applications such as precision digitally controlled oscillators, power management, and direct digital frequency synthesis (DDS) replacement. Whether used in telecommunications, automotive, or industrial systems, this series ensures high performance, low power consumption, and ease of use for demanding applications. Xecor is an authorized distributor for Analog Devices Inc. Inc.. Please view our extensive selection of the LTC6903 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| LTC6903CMS8 | Excellent thermal stability and low noise operatio | MSOP-8 | 8,928 | |
| LTC6903HMS8#TRPBF | Silicon Oscillator - 0.001MHz to 68MHz Squarewave 8-Pin MSOP T/R | MSOP-8 | 8,156 | |
| LTC6903CMS8#PBF | Silicon Oscillator - 0.001MHz to 68MHz Squarewave 8-Pin MSOP Tube | MSOP-8 | 5,355 | |
| LTC6903CMS8#TRPBF | Silicon Oscillator - 0.001MHz to 68MHz Squarewave 8-Pin MSOP T/R | SOP-8 | 8,847 | |
| LTC6903HMS8#PBF | LTC6903HMS8#PBF is an 8-pin MSOP tube component | MSOP-8 | 7,131 | |
| LTC6903IMS8#PBF | Silicon Oscillator - 0.001MHz to 68MHz Squarewave 8-Pin MSOP Tube | MSOP-8 | 7,095 | |
| LTC6903IMS8#TRPBF | Silicon Oscillator - 0.001MHz to 68MHz Squarewave 8-Pin MSOP T/R | MSOP-8 | 8,869 |
Key Featrues
Wide Frequency Range (1kHz to 68MHz): The LTC6903/LTC6904 offers a broad frequency range, making it versatile for various applications such as clock generation, signal synthesis, and filtering. This wide range ensures compatibility with both low-frequency and high-frequency systems, enhancing its utility across different use cases.
High Initial Frequency Accuracy (0.5% Typical): With a typical initial frequency accuracy of 0.5%, the LTC6903/LTC6904 ensures precise and reliable frequency generation. This high accuracy is crucial for applications requiring stable and consistent timing, such as in communication systems and precision instrumentation.
Low Power Consumption (1.7mA Typical at 2.7V): The device operates with a typical supply current of 1.7mA at frequencies below 1MHz and a supply voltage of 2.7V. This low power consumption makes it ideal for battery-powered and energy-efficient applications, extending battery life and reducing overall power requirements.
SPI/I2C Serial Interface (LTC6903/LTC6904): The LTC6903 features an SPI interface, while the LTC6904 offers an I2C interface, providing flexible and easy-to-use communication options. This feature simplifies integration into digital systems, allowing for straightforward frequency control and configuration.
Temperature Stability (10ppm/°C Typical): The LTC6903/LTC6904 exhibits a typical frequency drift of 10ppm/°C over temperature, ensuring stable performance across varying environmental conditions. This temperature stability is essential for applications in harsh or fluctuating environments, such as automotive or industrial systems.
High Initial Frequency Accuracy (0.5% Typical): With a typical initial frequency accuracy of 0.5%, the LTC6903/LTC6904 ensures precise and reliable frequency generation. This high accuracy is crucial for applications requiring stable and consistent timing, such as in communication systems and precision instrumentation.
Low Power Consumption (1.7mA Typical at 2.7V): The device operates with a typical supply current of 1.7mA at frequencies below 1MHz and a supply voltage of 2.7V. This low power consumption makes it ideal for battery-powered and energy-efficient applications, extending battery life and reducing overall power requirements.
SPI/I2C Serial Interface (LTC6903/LTC6904): The LTC6903 features an SPI interface, while the LTC6904 offers an I2C interface, providing flexible and easy-to-use communication options. This feature simplifies integration into digital systems, allowing for straightforward frequency control and configuration.
Temperature Stability (10ppm/°C Typical): The LTC6903/LTC6904 exhibits a typical frequency drift of 10ppm/°C over temperature, ensuring stable performance across varying environmental conditions. This temperature stability is essential for applications in harsh or fluctuating environments, such as automotive or industrial systems.
Applications
Precision Clock Source for Digital Systems: The LTC6903/LTC6904 is ideal for providing a stable and precise clock signal in digital systems, such as microcontrollers, FPGAs, and DSPs. Its wide frequency range (1kHz to 68MHz) and low jitter (<0.4%) ensure reliable timing for high-speed data processing and communication applications.
Power Management System Clock: The LTC6903/LTC6904 can serve as a programmable clock source for power management systems, enabling precise control of switching frequencies in DC-DC converters, voltage regulators, and battery management systems. Its low power consumption and wide supply range (2.7V to 5.5V) make it suitable for portable and energy-efficient designs.
Direct Digital Frequency Synthesis (DDS) Replacement: The LTC6903/LTC6904 is an excellent replacement for traditional DDS systems, offering a simpler and more cost-effective solution for generating precise frequency signals. Its high resolution (0.1%) and low frequency drift (10ppm/°C) make it ideal for applications such as signal generation, test equipment, and communication systems.
Switched Capacitor Filter Clock: The LTC6903/LTC6904 is well-suited for driving switched capacitor filters, providing a stable and accurate clock signal to control the filter's cutoff frequency. Its ease of use with SPI or I²C interfaces allows for dynamic adjustment of the filter characteristics, making it ideal for audio processing, signal conditioning, and anti-aliasing applications.
Power Management System Clock: The LTC6903/LTC6904 can serve as a programmable clock source for power management systems, enabling precise control of switching frequencies in DC-DC converters, voltage regulators, and battery management systems. Its low power consumption and wide supply range (2.7V to 5.5V) make it suitable for portable and energy-efficient designs.
Direct Digital Frequency Synthesis (DDS) Replacement: The LTC6903/LTC6904 is an excellent replacement for traditional DDS systems, offering a simpler and more cost-effective solution for generating precise frequency signals. Its high resolution (0.1%) and low frequency drift (10ppm/°C) make it ideal for applications such as signal generation, test equipment, and communication systems.
Switched Capacitor Filter Clock: The LTC6903/LTC6904 is well-suited for driving switched capacitor filters, providing a stable and accurate clock signal to control the filter's cutoff frequency. Its ease of use with SPI or I²C interfaces allows for dynamic adjustment of the filter characteristics, making it ideal for audio processing, signal conditioning, and anti-aliasing applications.
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