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AS1108WL
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AS1108WL

Product Overview

  • Category: Integrated Circuit
  • Use: LED Display Driver
  • Characteristics: Low power consumption, compact size, high efficiency
  • Package: SOP-24
  • Essence: AS1108WL is a versatile LED display driver designed for various applications.
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage: 2.7V to 5.5V
  • Maximum Output Current: 80mA
  • Number of Digit Outputs: 8
  • Maximum Display Digits: 8
  • Serial Interface: SPI (Serial Peripheral Interface)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VDD: Power supply voltage
  2. GND: Ground
  3. DIN: Serial data input
  4. CLK: Clock input
  5. CS: Chip select input
  6. RESET: Reset input
  7. DOUT: Serial data output
  8. BLANK: Blank input
  9. DIG0-DIG7: Digit outputs
  10. SEG0-SEG7: Segment outputs

Functional Features

  • Multiplexed LED display driver with 8-digit outputs
  • Supports common cathode and common anode displays
  • Internal oscillator eliminates the need for external clock source
  • Built-in blanking and intensity control
  • Cascadable for larger display applications
  • Low power consumption and high efficiency

Advantages and Disadvantages

Advantages

  • Versatile and flexible for various LED display applications
  • Compact size allows for space-saving designs
  • Low power consumption extends battery life
  • High efficiency ensures bright and clear displays
  • Internal oscillator simplifies circuit design

Disadvantages

  • Limited to driving 8-digit displays
  • Requires additional components for cascading multiple drivers

Working Principles

AS1108WL is a multiplexed LED display driver that utilizes a serial interface to receive data and control the display. It internally generates the necessary clock signals, eliminating the need for an external clock source. The driver supports both common cathode and common anode displays, providing flexibility in design. It also features built-in blanking and intensity control, allowing for dynamic control of the display.

Detailed Application Field Plans

  • Digital clocks and timers
  • Instrumentation panels
  • Scoreboards and signage
  • Industrial control systems
  • Consumer electronics
  • Automotive displays

Alternative Models

  • AS1104WL: 4-digit LED display driver
  • AS1112WL: 12-digit LED display driver
  • AS1120WL: 20-digit LED display driver
  • AS1136WL: 36-digit LED display driver

These alternative models offer different digit counts to suit specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av AS1108WL i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of AS1108WL in technical solutions:

  1. Q: What is AS1108WL? A: AS1108WL is a specific model or type of electronic component, such as an integrated circuit or microcontroller.

  2. Q: What are the typical applications of AS1108WL? A: AS1108WL is commonly used in various technical solutions, including LED displays, digital clocks, panel meters, and other devices that require numeric or alphanumeric display capabilities.

  3. Q: How does AS1108WL connect to other components or devices? A: AS1108WL usually connects to a microcontroller or other control circuitry through standard digital communication interfaces like SPI (Serial Peripheral Interface) or I2C (Inter-Integrated Circuit).

  4. Q: Can AS1108WL drive multiple displays simultaneously? A: Yes, AS1108WL can drive multiple displays by cascading or daisy-chaining multiple ICs together, allowing for larger display configurations.

  5. Q: What is the power supply requirement for AS1108WL? A: AS1108WL typically operates on a voltage range of 2.7V to 5.5V, making it compatible with a wide range of power supply options.

  6. Q: Does AS1108WL support dimming or brightness control? A: Yes, AS1108WL supports brightness control through pulse-width modulation (PWM) techniques, allowing for adjustable display intensity.

  7. Q: Can AS1108WL display both numbers and letters? A: Yes, AS1108WL can display both numeric digits (0-9) and a limited set of alphabetic characters (A-F), enabling alphanumeric display capabilities.

  8. Q: Is AS1108WL compatible with common microcontrollers? A: Yes, AS1108WL is designed to be compatible with various microcontrollers and can be easily integrated into existing electronic systems.

  9. Q: What is the maximum number of digits that AS1108WL can display? A: AS1108WL can typically display up to 8 digits, allowing for the representation of larger numbers or more complex information.

  10. Q: Are there any programming libraries or resources available for AS1108WL? A: Yes, many manufacturers provide programming libraries, datasheets, and application notes that offer guidance on how to interface and program AS1108WL effectively.

Please note that the specific details and features of AS1108WL may vary depending on the manufacturer and version of the component.