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AS1120

AS1120 Description

The AS1120 is an integrated circuit (IC) driver designed for driving 46-segment displays, featuring a versatile parallel and serial interface. Manufactured by ams OSRAM, this Power Management IC (PMIC) is housed in a 64LQFP package, making it suitable for surface mount applications. The AS1120 operates within a supply voltage range of 3V to 5.5V and draws a minimal supply current of 5 µA, ensuring efficient power usage. Despite its obsolescence, the AS1120 remains a reliable choice for applications requiring a compact and energy-efficient display driver. It is REACH unaffected and classified under HTSUS code 8542.39.0001, with a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before encapsulation.

AS1120 Features

The AS1120 offers several unique features that set it apart from similar models:

• 46 Segment Configuration: The AS1120 is specifically designed to drive 46-segment displays, providing a high level of control and customization for complex display requirements.
• Low Power Consumption: With a supply current of only 5 µA, the AS1120 is highly energy-efficient, making it ideal for battery-powered or low-power applications.
• Flexible Interface Options: The IC supports both parallel and serial interfaces, offering designers the flexibility to choose the most suitable communication protocol for their application.
• Wide Voltage Range: The AS1120 operates within a supply voltage range of 3V to 5.5V, providing compatibility with a variety of power sources and ensuring stable performance across different voltage levels.
• Surface Mount Compatibility: The surface mount mounting type ensures ease of integration into modern electronic assemblies, reducing the overall footprint and enhancing reliability.
• Moisture Sensitivity Level 3: With an MSL of 3, the AS1120 can withstand up to 168 hours of exposure before encapsulation, making it suitable for various environmental conditions.

AS1120 Applications

The AS1120 is ideal for a range of applications where a compact, efficient, and versatile display driver is required. Specific use cases include:

• Consumer Electronics: Ideal for driving segment displays in devices such as digital clocks, calculators, and small appliances.
• Industrial Equipment: Suitable for control panels and display interfaces in industrial machinery and equipment.
• Automotive Systems: Can be used in dashboard displays and control units where low power consumption and reliability are critical.
• Medical Devices: Applicable in medical instruments and monitors that require precise and efficient display solutions.

Conclusion of AS1120

The AS1120 by ams OSRAM is a robust and versatile IC driver designed for 46-segment displays. Its low power consumption, flexible interface options, and wide voltage range make it a reliable choice for a variety of applications. Despite its obsolescence, the AS1120 continues to offer significant advantages in terms of energy efficiency and compatibility. Its surface mount design and moisture sensitivity level further enhance its suitability for modern electronic assemblies. For applications requiring a compact, efficient, and reliable display driver, the AS1120 remains a compelling option.