LC75822EHS-T-E

Product Overview

• Category: Integrated Circuit (IC)
• Use: Display driver for dot matrix liquid crystal displays (LCDs)
• Characteristics: High voltage, low power consumption, compact size
• Package: SOP (Small Outline Package)
• Essence: Efficiently drives and controls dot matrix LCDs
• Packaging/Quantity: Tape and reel packaging, quantity varies based on customer requirements

Specifications

• Supply Voltage: 2.7V to 5.5V
• Operating Temperature: -40°C to +85°C
• Maximum Output Current: 50mA
• Number of Outputs: 80
• Display Duty: 1/8, 1/16, or 1/32
• Built-in Oscillator Frequency: 262kHz
• Interface: Serial or parallel

Detailed Pin Configuration

The LC75822EHS-T-E has a total of 80 pins. The pin configuration is as follows:

1. VDD
2. VSS
3. OSC
4. CS
5. WR
6. RD
7. RESET
8. DISP
9. SEG0-SEG39
10. COM0-COM7
11. V1-V4
12. VLCD

(Note: This is just a partial list. The complete pin configuration can be found in the product datasheet.)

Functional Features

• Efficiently drives dot matrix LCDs with high voltage and low power consumption
• Supports various display duty options (1/8, 1/16, or 1/32)
• Built-in oscillator for simplified system design
• Serial or parallel interface for flexible communication
• Provides control signals for display enable, reset, and read/write operations

Advantages and Disadvantages

Advantages: - High voltage capability ensures clear and bright display - Low power consumption for energy-efficient operation - Compact size allows for space-saving designs - Versatile display duty options cater to different application requirements - Flexible interface options provide compatibility with various systems

Disadvantages: - Limited number of outputs (80) may not be sufficient for complex displays - Requires external components for proper operation (e.g., resistors, capacitors) - Relatively high cost compared to simpler display driver ICs

Working Principles

The LC75822EHS-T-E operates by receiving data and control signals from a microcontroller or other host device. It converts the received data into appropriate waveforms to drive the dot matrix LCD. The built-in oscillator generates the necessary clock signals for synchronization. The IC also provides control signals for display enable, reset, and read/write operations.

Detailed Application Field Plans

The LC75822EHS-T-E is widely used in various applications that require dot matrix LCD displays. Some common application fields include:

1. Automotive: Instrument clusters, car audio systems, navigation displays
2. Consumer Electronics: Home appliances, audio/video equipment, gaming devices
3. Industrial Control: Process control panels, factory automation systems, measurement instruments
4. Medical Devices: Patient monitoring systems, medical imaging equipment, diagnostic devices
5. Communication Devices: Mobile phones, tablets, smartwatches

Detailed and Complete Alternative Models

1. LC75821EHS-T-E: Similar to LC75822EHS-T-E but with fewer outputs (64 instead of 80)
2. LC75823EHS-T-E: Similar to LC75822EHS-T-E but with additional features like built-in RAM
3. LC75824EHS-T-E: Higher-end version with increased output current and extended temperature range

(Note: This is just a sample list. There may be other alternative models available in the market.)

This encyclopedia entry provides an overview of the LC75822EHS-T-E, a display driver IC for dot matrix LCDs. It includes information about its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.