Overview
The PCF8576DT/S400/2Y is a universal LCD driver manufactured by NXP USA Inc. This device is specifically designed for various automotive applications that require low multiplex rates, providing efficient control over liquid crystal displays (LCDs). It is categorized under Peripherals and Logic > LCD Drivers > Automotive LCD Drivers. The PCF8576DT/S400/2Y features a TSSOP-56 package, making it suitable for modern electronics designs. Its universal architecture allows it to operate with different display configurations and sizes, offering reduced power consumption, improved multiplexing rates, and compatibility with various LCD technologies.
Key Specifications
| Series | PCF8576D |
|---|---|
| Product Status | Active |
| Display Type | LCD |
| Configuration | 40 Segment |
| Interface | I²C |
| Digits or Characters | 10 Characters, 20 Characters, 160 Elements |
| Current - Supply | 3.5 µA |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 56-TFSOP (0.240", 6.10mm Width) |
| Supplier Device Package | 56-TSSOP |
Key Features
- Universal architecture suitable for various display configurations
- Low power consumption for efficient operation
- Improved multiplexing rates for enhanced display performance
- Compatible with different LCD technologies
- Selectable backplane drive configuration: static or 2, 3, 4 backplane multiplexing
- Selectable display bias configuration: static, 1⁄2, or 1⁄3
- Internal LCD bias generation with voltage-follower buffers
- 40 segment drives: up to 20 7-segment numeric characters, up to 10 14-segment alphanumeric characters, or any graphics of up to 160 segments/elements
- 40 × 4-bit RAM for display data storage
- Auto-incremented display data loading across device subaddress boundaries
- Versatile blinking modes
- Independent supplies possible for LCD and logic voltages
- 400 kHz I2C-bus interface
Applications
- Automotive display systems (instrument clusters, infotainment displays)
- Industrial control panels and monitoring devices
- Medical devices requiring high-reliability displays
Q & A
- What is the primary function of the PCF8576DT/S400/2Y?
The PCF8576DT/S400/2Y is a universal LCD driver designed to interface with and control liquid crystal displays (LCDs) in various applications, particularly those requiring low multiplex rates.
- What package type does the PCF8576DT/S400/2Y use?
The PCF8576DT/S400/2Y comes in a 56-TFSOP (0.240", 6.10mm Width) package.
- What is the operating temperature range of the PCF8576DT/S400/2Y?
The operating temperature range is -40°C to 85°C (TA).
- What interface does the PCF8576DT/S400/2Y use?
The device uses an I²C interface.
- What are the supply voltage and current requirements for the PCF8576DT/S400/2Y?
The supply voltage range is 1.8V to 5.5V, and the supply current is 3.5 µA.
- Is the PCF8576DT/S400/2Y compliant with automotive standards?
Yes, it is AEC-Q100 compliant, making it suitable for automotive applications.
- What types of display configurations can the PCF8576DT/S400/2Y support?
The device can support up to 20 7-segment numeric characters, up to 10 14-segment alphanumeric characters, or any graphics of up to 160 segments/elements.
- Can the PCF8576DT/S400/2Y be cascaded for larger LCD applications?
Yes, it can be cascaded for large LCD applications, supporting up to 2,560 segments/elements.
- What are the key features of the PCF8576DT/S400/2Y's display drive capabilities?
The device features selectable backplane drive and display bias configurations, internal LCD bias generation, and versatile blinking modes.
- Is the PCF8576DT/S400/2Y RoHS compliant?
Yes, the PCF8576DT/S400/2Y is RoHS compliant.
- What is the significance of the 40 × 4-bit RAM in the PCF8576DT/S400/2Y?
The 40 × 4-bit RAM is used for display data storage, allowing for efficient display data management.
