仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| DisplayType | LED |
| Configuration | 8 x (7 Segment), 64 LED |
| Interface | I²C |
| DigitsorCharacters | 8 Digits |
| Current-Supply | 335 mA |
| Voltage-Supply | 2.7V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 24-SSOP (0.154, 3.90mm Width) |
概要
Description
The AS1115-BSST is a compact LED driver IC designed to control up to 64 individual LEDs. It integrates advanced features for efficient and flexible LED management, making it suitable for applications such as displays, signage, and decorative lighting. Key features include its ability to support both common cathode and common anode configurations and a multiplexing frequency up to 1 MHz. The device utilizes I²C compatible serial interface, allowing for easy integration and communication with microcontrollers and other digital devices.
The AS1115-BSST offers programmable current levels and individual LED brightness control, ensuring optimal illumination and power efficiency. It also includes built-in diagnostics for open and shorted LED detection, enhancing reliability and simplifying maintenance. Thermal shutdown protection is another critical feature that helps prevent damage due to overheating.
Overall, the AS1115-BSST serves as a versatile and efficient solution for driving complex LED arrays in various electronic applications, providing designers with the flexibility and control necessary for modern lighting systems.
The AS1115-BSST offers programmable current levels and individual LED brightness control, ensuring optimal illumination and power efficiency. It also includes built-in diagnostics for open and shorted LED detection, enhancing reliability and simplifying maintenance. Thermal shutdown protection is another critical feature that helps prevent damage due to overheating.
Overall, the AS1115-BSST serves as a versatile and efficient solution for driving complex LED arrays in various electronic applications, providing designers with the flexibility and control necessary for modern lighting systems.
Equivalent
The AS1115-BSST is an LED driver and key scanner IC from AMS. Equivalent products might include the MAX7219 and MAX7221 from Maxim Integrated, the HT16K33 from Holtek, and possibly the TM1628 from Titan Micro, depending on specific requirements like pin compatibility and features. Always verify electrical specifications and functionality to ensure compatibility with your specific application.
Features
The AS1115-BSST is an integrated circuit designed for LED display control and offers several key features:
1. LED Control: Capable of driving up to 64 LEDs, making it suitable for complex displays.
2. I²C Interface: Utilizes an I²C-compatible interface for communication, allowing easy integration with microcontrollers.
3. Brightness Control: Provides 8-bit PWM for individual LED brightness control, enabling dynamic lighting effects.
4. Open/Short LED Detection: Includes diagnostics for detecting open or shorted LEDs, enhancing reliability.
5. Low Power Consumption: Designed for energy efficiency, suitable for battery-powered applications.
6. Package Options: Available in compact packages, facilitating space-constrained designs.
7. Daisy-Chain Capability: Supports daisy-chaining of multiple devices for larger applications.
8. Key Scanning: Features a key scanning mode for up to 16 keys, useful for keypad integration.
These features make the AS1115-BSST a versatile solution for various LED display applications, such as consumer electronics, industrial controls, and more.
1. LED Control: Capable of driving up to 64 LEDs, making it suitable for complex displays.
2. I²C Interface: Utilizes an I²C-compatible interface for communication, allowing easy integration with microcontrollers.
3. Brightness Control: Provides 8-bit PWM for individual LED brightness control, enabling dynamic lighting effects.
4. Open/Short LED Detection: Includes diagnostics for detecting open or shorted LEDs, enhancing reliability.
5. Low Power Consumption: Designed for energy efficiency, suitable for battery-powered applications.
6. Package Options: Available in compact packages, facilitating space-constrained designs.
7. Daisy-Chain Capability: Supports daisy-chaining of multiple devices for larger applications.
8. Key Scanning: Features a key scanning mode for up to 16 keys, useful for keypad integration.
These features make the AS1115-BSST a versatile solution for various LED display applications, such as consumer electronics, industrial controls, and more.
Pinout
The AS1115-BSST is an LED driver IC with a pin count of 24. It is designed for driving dot matrix displays and provides functions such as LED digit driving, key scanning, and shutdown mode for power saving. The IC features an I²C-compatible interface for communication, which allows it to control up to 64 LEDs. It is also capable of handling 16 keys in a keypad matrix, making it ideal for applications requiring both display and input functionalities.
Key functions include:
- Driving up to 8 digits or 64 individual LEDs.
- Integrated BCD code decoder.
- 16-step digital brightness control.
- Key scanning for up to 16 keys.
- Low-power shutdown mode.
- Overvoltage and overcurrent protection features.
The AS1115 is typically used in consumer electronics, instrumentation, and industrial applications where efficient LED control and keypad scanning are needed.
Key functions include:
- Driving up to 8 digits or 64 individual LEDs.
- Integrated BCD code decoder.
- 16-step digital brightness control.
- Key scanning for up to 16 keys.
- Low-power shutdown mode.
- Overvoltage and overcurrent protection features.
The AS1115 is typically used in consumer electronics, instrumentation, and industrial applications where efficient LED control and keypad scanning are needed.
Manufacturer
The AS1115-BSST is manufactured by ams AG (now known as ams OSRAM), a company specializing in the design and production of advanced sensor solutions and analog semiconductors. ams OSRAM is an Austrian-based company known for its innovation in optical solutions, sensors, and integrated circuits. Their products are widely used across various industries, including consumer electronics, automotive, healthcare, and industrial applications. The company focuses on creating high-performance sensor-driven technologies that enhance the capabilities of modern electronic devices.
Application
The AS1115-BSST is an LED driver and key scanner, often used in applications requiring efficient control of LED displays and key matrices. Common application areas include:
1. Consumer Electronics: Used in devices like remote controls, gaming consoles, and home appliances for LED management and button control.
2. Industrial Control Panels: Suitable for controlling indicators and buttons on machinery interfaces.
3. Automotive Displays: Manages dashboard indicators and infotainment system displays.
4. Point-of-Sale Terminals: Controls keypad and display functions in payment terminals.
5. Digital Signage: For controlling LED matrix displays in advertising boards and information signs.
The AS1115-BSST is valued for its compact design and efficiency in multiplexing LEDs and scanning keys.
1. Consumer Electronics: Used in devices like remote controls, gaming consoles, and home appliances for LED management and button control.
2. Industrial Control Panels: Suitable for controlling indicators and buttons on machinery interfaces.
3. Automotive Displays: Manages dashboard indicators and infotainment system displays.
4. Point-of-Sale Terminals: Controls keypad and display functions in payment terminals.
5. Digital Signage: For controlling LED matrix displays in advertising boards and information signs.
The AS1115-BSST is valued for its compact design and efficiency in multiplexing LEDs and scanning keys.
Package
The AS1115-BSST is typically available in a 24-pin SSOP (Shrink Small Outline Package). This package type is compact, suitable for space-constrained applications, and typically used for integrated circuits like the AS1115 LED driver.
