Overview
The PCF8576CT/S440/1Y, produced by NXP USA Inc., is a universal LCD driver designed to interface with a wide range of Liquid Crystal Displays (LCDs) that operate at low multiplex rates. This integrated circuit is versatile and can drive various types of LCDs, including those with static or multiplexed configurations. It is particularly useful for applications requiring the display of alphanumeric characters, graphics, or other visual data.
Key Specifications
| Specification | Value |
|---|---|
| No. of Digits | 10 |
| No. of Segments | 40 |
| Driver Case Style | VSOP |
| No. of Pins | 56 Pins |
| Supply Voltage Min | 2 V |
| Supply Voltage Max | 6 V |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
| Supply Current | 120 µA |
| Packaging | Each, Tape & Reel (TR) |
Key Features
- Single-chip LCD controller and driver capable of driving up to four backplanes and 40 segments.
- Supports various display configurations: up to twenty 7-segment alphanumeric characters, up to ten 14-segment alphanumeric characters, and any graphics of up to 160 elements.
- Versatile blinking modes and selectable backplane drive configurations (static, 2, 3, or 4 backplane multiplexing).
- Internal LCD bias generation with voltage-follower buffers and no external components required.
- 40 x 4-bit RAM for display data storage and auto-incremented display data loading across device subaddress boundaries.
- Low power consumption and power-saving mode for extremely low power consumption in battery-operated applications.
- Communicates via the two-line bidirectional I2C-bus with minimized communication overheads.
Applications
The PCF8576CT/S440/1Y is suitable for a variety of applications, including:
- Portable devices such as mobile phones, calculators, and other handheld electronics.
- Industrial control panels and displays.
- Automotive displays and instrument clusters.
- Medical devices requiring LCD displays.
- Consumer electronics such as TVs, audio equipment, and home appliances.
Q & A
- What is the PCF8576CT/S440/1Y used for? The PCF8576CT/S440/1Y is a universal LCD driver used to interface with and drive various types of Liquid Crystal Displays (LCDs).
- What are the key features of the PCF8576CT/S440/1Y? It includes single-chip LCD control, support for multiple display configurations, versatile blinking modes, internal LCD bias generation, and low power consumption.
- What is the operating temperature range of the PCF8576CT/S440/1Y? The operating temperature range is from -40°C to 85°C.
- What is the supply voltage range for the PCF8576CT/S440/1Y? The supply voltage range is from 2 V to 6 V.
- How does the PCF8576CT/S440/1Y communicate with other devices? It communicates via the two-line bidirectional I2C-bus.
- Can the PCF8576CT/S440/1Y be cascaded for larger LCD applications? Yes, it can be cascaded to support larger LCD applications, up to 2560 elements.
- What types of LCDs can the PCF8576CT/S440/1Y drive? It can drive static or multiplexed LCDs containing up to four backplanes and up to 40 segments.
- Does the PCF8576CT/S440/1Y require external components? No, it does not require external components, even in multiple device applications.
- What is the typical supply current of the PCF8576CT/S440/1Y? The typical supply current is 120 µA.
- In what package types is the PCF8576CT/S440/1Y available? It is available in VSOP packages and can be purchased in individual units or in tape and reel (TR) format.
