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LC75878WS-E
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LC75878WS-E

Product Overview

Category

LC75878WS-E belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for driving liquid crystal displays (LCDs) in various electronic devices.

Characteristics

  • High-resolution display capabilities
  • Low power consumption
  • Compact size
  • Wide operating temperature range

Package

LC75878WS-E is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of LC75878WS-E lies in its ability to efficiently control and drive LCDs, enabling the display of visual information in electronic devices.

Packaging/Quantity

LC75878WS-E is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply voltage: 2.7V to 5.5V
  • Operating temperature: -40°C to +85°C
  • Display duty: 1/8 to 1/128
  • Display bias: 1/9 to 1/18
  • Maximum display segments: 80
  • Maximum common outputs: 64
  • Built-in oscillator frequency: 262kHz

Detailed Pin Configuration

The LC75878WS-E has a total of 80 pins, each serving a specific function. The detailed pin configuration is as follows:

  1. VDD
  2. VSS
  3. OSC
  4. M
  5. N
  6. O
  7. P
  8. Q
  9. R
  10. S
  11. T
  12. U
  13. V
  14. W
  15. X
  16. Y
  17. Z
  18. A
  19. B
  20. C
  21. D
  22. E
  23. F
  24. G
  25. H
  26. I
  27. J
  28. K
  29. L
  30. COM0
  31. COM1
  32. COM2
  33. COM3
  34. COM4
  35. COM5
  36. COM6
  37. COM7
  38. COM8
  39. COM9
  40. COM10
  41. COM11
  42. COM12
  43. COM13
  44. COM14
  45. COM15
  46. COM16
  47. COM17
  48. COM18
  49. COM19
  50. COM20
  51. COM21
  52. COM22
  53. COM23
  54. COM24
  55. COM25
  56. COM26
  57. COM27
  58. COM28
  59. COM29
  60. COM30
  61. COM31
  62. COM32
  63. COM33
  64. COM34
  65. COM35
  66. COM36
  67. COM37
  68. COM38
  69. COM39
  70. COM40
  71. COM41
  72. COM42
  73. COM43
  74. COM44
  75. COM45
  76. COM46
  77. COM47
  78. COM48
  79. COM49
  80. COM50

Functional Features

  • High-speed display data transfer
  • Built-in display RAM
  • Multiplex drive capability
  • Display pattern inversion function
  • Display contrast adjustment

Advantages and Disadvantages

Advantages

  • High-resolution display capabilities
  • Low power consumption
  • Compact size
  • Wide operating temperature range
  • Multiplex drive capability

Disadvantages

  • Limited maximum display segments (80)
  • Limited maximum common outputs (64)

Working Principles

LC75878WS-E operates by receiving display data from a microcontroller or other external device. It then processes and drives the LCD according to the specified display duty and bias settings. The built-in oscillator generates the necessary clock signals for synchronization.

Detailed Application Field Plans

LC75878WS-E finds applications in various electronic devices that require LCD displays, including but not limited to: - Automotive dashboards - Home appliances - Industrial control panels - Medical equipment - Consumer electronics

Detailed and Complete Alternative Models

  1. LC75879WS-E: Similar to LC75878WS-E with extended display segment and common output capabilities.
  2. LC75877WS-E: Similar to LC75878WS-E with reduced display segment and common output capabilities.
  3. LC75876WS-E: Similar to LC75878WS-E with lower power consumption and reduced display segment capabilities.

These alternative models provide options based on specific requirements and constraints.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LC75878WS-E i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LC75878WS-E in technical solutions:

  1. Q: What is LC75878WS-E? A: LC75878WS-E is a specific model of LCD driver IC (Integrated Circuit) commonly used for driving dot matrix liquid crystal displays.

  2. Q: What is the maximum number of segments that can be driven by LC75878WS-E? A: LC75878WS-E can drive up to 80 segments, making it suitable for medium-sized dot matrix displays.

  3. Q: Can LC75878WS-E drive both static and multiplexed displays? A: Yes, LC75878WS-E supports both static and multiplexed display modes, providing flexibility in various applications.

  4. Q: What is the recommended power supply voltage for LC75878WS-E? A: The recommended power supply voltage for LC75878WS-E is typically between 2.7V and 5.5V.

  5. Q: Does LC75878WS-E have built-in key scanning functionality? A: No, LC75878WS-E does not have built-in key scanning functionality. It is primarily designed for driving LCDs.

  6. Q: Can LC75878WS-E interface with microcontrollers or other digital devices? A: Yes, LC75878WS-E can interface with microcontrollers or other digital devices using standard serial communication protocols such as SPI or I2C.

  7. Q: Is LC75878WS-E compatible with both positive and negative LCD displays? A: Yes, LC75878WS-E is compatible with both positive and negative LCD displays, allowing for versatile display configurations.

  8. Q: What is the maximum operating temperature range for LC75878WS-E? A: The maximum operating temperature range for LC75878WS-E is typically between -40°C and 85°C.

  9. Q: Can LC75878WS-E control backlighting for the LCD display? A: No, LC75878WS-E does not have built-in backlight control. It is solely focused on driving the LCD segments.

  10. Q: Are there any application notes or reference designs available for LC75878WS-E? A: Yes, the manufacturer of LC75878WS-E typically provides application notes and reference designs to assist with its integration into various technical solutions.

Please note that the answers provided here are general and may vary depending on the specific requirements and datasheet of LC75878WS-E.