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HT16D35A
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Nhà sản xuấtHoltek Semicon
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Ông. Phần #HT16D35A
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Có sẵn27262
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Manufacturer | Holtek Semicon |
| Package | LQFP-48-EP(7x7) |
| Number of Channels | 28 |
| Operating temperature | -40℃~+85℃ |
| Output Current | 30mA |
| Frequency - Switching | 4.33MHz~5.51MHz |
| Dimming | Analog |
Tổng quan
Description
Key features include built-in display RAM for storage of display data, a serial interface for communication with microcontrollers, and PWM (Pulse Width Modulation) technology for brightness control, providing a high level of flexibility in managing LED brightness. The HT16D35A also includes a power-saving mode to reduce energy consumption when the display is not active.
Designed with simplicity in mind, it is ideal for applications that require efficient, high-quality LED control. Its compact design and ease of use make it suitable for both hobbyist projects and professional applications.
Equivalent
1. WS2812B - An integrated LED driver used in addressable RGB LEDs.
2. SK6812 - Similar to WS2812B offering RGB and RGBW options.
3. APA102 - Offers separate data and clock lines for reliable communication.
4. IS31FL3731 - A matrix LED driver with similar applications.
5. TLC5947 - A 24-channel PWM LED driver suitable for RGB setups.
These alternatives vary in features like communication protocol and number of channels.
Features
1. Integrated Driver: It can drive both rows and columns of an LED matrix, minimizing external components and PCB space.
2. Display Capability: Supports up to 8x32 or 9x28 dot matrix displays.
3. PWM Brightness Control: Offers up to 256 levels of brightness, allowing for smooth dimming and enhanced visual effects.
4. I2C Interface: Utilizes an I2C communication interface, facilitating easy integration with microcontrollers.
5. Low Power Consumption: Designed for energy efficiency, making it suitable for battery-operated devices.
6. Built-in Oscillator: No need for an external clock, simplifying the design.
7. Wide Operating Voltage: Functions across a broad voltage range, enhancing versatility.
8. Reliability: Provides features like a watchdog timer to ensure stable operation.
These features make the HT16D35A ideal for consumer electronics, industrial control panels, and other applications where efficient LED display management is essential.
Pinout
- Pin Count: 28 pins
- Key Functions:
- Data Input/Output: Receives serial data for display control.
- Control Signals: Includes pins for controlling operation modes and synchronization.
- Segment Outputs: Drives the LED segments directly.
- Power Supply: Provides necessary power to the IC.
- Ground: Common ground connection for the circuit.
This IC typically interfaces with a microcontroller to manage LED displays efficiently, supporting various modes and providing the capability to drive numerous LEDs with minimal external components.
Manufacturer
Application
1. Consumer Electronics: Used in remote controls, game consoles, and electronic toys for managing LCD displays.
2. Home Appliances: Facilitates the control of LCD panels in devices like microwaves, refrigerators, and washing machines.
3. Industrial Equipment: Employed in control panels and user interfaces of machinery requiring clear visual output.
4. Automotive Displays: Supports dashboards and other in-car display systems.
5. Medical Devices: Used in portable medical equipment for display purposes.
Its versatility in managing various sizes and types of LCDs makes it suitable for a wide range of electronic display applications.