Maxim Integrated
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MAX792SCSE+T
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MAX792SCSE+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: LED Display Driver
  • Characteristics: Serial Input/Output, Constant Current Output, Daisy Chainable
  • Package: Surface Mount, 16-Pin Narrow SOIC (Small Outline Integrated Circuit)
  • Essence: Efficient and versatile LED display driver IC
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 3V to 5.5V
  • Maximum Output Current: 80mA
  • Number of Digit/Segment Outputs: 8
  • Serial Interface: SPI-Compatible
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX792SCSE+T has a total of 16 pins, each serving a specific function:

  1. VDD: Power supply voltage input
  2. GND: Ground reference
  3. DIN: Serial data input
  4. SCLK: Serial clock input
  5. LOAD: Load signal input
  6. DOUT: Serial data output
  7. CS: Chip select input
  8. BLANK: Blank display control input
  9. ISET: Current set resistor connection
  10. SEG1: Segment output for digit 1
  11. SEG2: Segment output for digit 2
  12. SEG3: Segment output for digit 3
  13. SEG4: Segment output for digit 4
  14. SEG5: Segment output for digit 5
  15. SEG6: Segment output for digit 6
  16. SEG7: Segment output for digit 7

Functional Features

  • Serial input/output allows easy integration with microcontrollers or other devices.
  • Constant current output ensures consistent brightness across all LEDs.
  • Daisy chainable feature enables cascading multiple drivers for larger displays.
  • Internal multiplexing reduces the number of required external components.

Advantages and Disadvantages

Advantages: - Versatile and efficient LED display driver. - Easy integration with microcontrollers. - Consistent brightness across all LEDs. - Daisy chainable for larger displays. - Internal multiplexing reduces external component count.

Disadvantages: - Limited maximum output current (80mA). - Requires an external current set resistor.

Working Principles

The MAX792SCSE+T is designed to drive LED displays efficiently. It utilizes a serial interface to receive data from a microcontroller or other devices. The internal circuitry converts the received data into constant current outputs, ensuring consistent brightness across all connected LEDs. The daisy chainable feature allows multiple drivers to be cascaded together, enabling the control of larger displays with minimal effort.

Detailed Application Field Plans

The MAX792SCSE+T finds applications in various fields, including but not limited to: - Digital clocks and timers - Scoreboards and signage - Instrumentation panels - Gaming machines - Advertising displays

Detailed and Complete Alternative Models

  1. MAX7219CNG: Similar LED display driver IC with 8-digit/segment outputs.
  2. TLC5940NT: LED driver IC with 16-channel constant current outputs.
  3. HT16K33: Integrated LED controller and driver IC with I2C interface.

These alternative models offer similar functionalities and can be considered as alternatives to the MAX792SCSE+T based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX792SCSE+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX792SCSE+T in technical solutions:

  1. Q: What is MAX792SCSE+T? A: MAX792SCSE+T is a specific model of LED display driver IC manufactured by Maxim Integrated. It is designed to drive up to 64 individual LEDs, making it suitable for various display applications.

  2. Q: What is the maximum current that MAX792SCSE+T can handle? A: MAX792SCSE+T can handle a maximum current of 80mA per segment and 160mA total across all segments.

  3. Q: Can MAX792SCSE+T be used with both common cathode and common anode displays? A: No, MAX792SCSE+T is specifically designed for use with common cathode displays. It cannot be directly used with common anode displays without additional circuitry.

  4. Q: How many digits or characters can be controlled using MAX792SCSE+T? A: MAX792SCSE+T can control up to 8 digits or characters, as it has 8 segment drivers.

  5. Q: What is the maximum clock frequency supported by MAX792SCSE+T? A: The maximum clock frequency supported by MAX792SCSE+T is 10MHz.

  6. Q: Can MAX792SCSE+T be cascaded to control more than 8 digits? A: Yes, multiple MAX792SCSE+T ICs can be cascaded together to control more than 8 digits. Each additional IC would require its own set of control signals.

  7. Q: Does MAX792SCSE+T have built-in brightness control? A: Yes, MAX792SCSE+T has a built-in 16-step digital brightness control feature, allowing you to adjust the brightness of the LEDs.

  8. Q: Can MAX792SCSE+T be used with both 5V and 3.3V power supplies? A: Yes, MAX792SCSE+T can operate with a supply voltage ranging from 3V to 5.5V, making it compatible with both 5V and 3.3V power supplies.

  9. Q: Is there any built-in protection against overvoltage or reverse polarity for MAX792SCSE+T? A: No, MAX792SCSE+T does not have built-in protection against overvoltage or reverse polarity. External circuitry should be implemented to provide such protection if required.

  10. Q: What is the package type of MAX792SCSE+T? A: MAX792SCSE+T is available in an SOIC (Small Outline Integrated Circuit) package, which is a surface-mount package with 16 pins.

Please note that these answers are based on general knowledge and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for accurate information.