Overview
The PCF85133U/2DA/1Z is a universal LCD driver designed by NXP USA Inc. to interface with a wide range of Liquid Crystal Displays (LCDs) that operate at low multiplex rates. This peripheral device is capable of generating the drive signals for both static and multiplexed LCDs, supporting up to four backplanes and up to 80 segments. It is highly versatile and can be easily integrated with most microcontrollers via a 400 kHz I2C-bus interface. The device is optimized for low power consumption and does not require external components, making it a robust and efficient solution for various LCD applications.
Key Specifications
| Specification | Description |
|---|---|
| Package Type | Bare die, 110 bumps; 4.16 x 1.07 x 0.38 mm |
| Supply Voltage (VDD) | From 2.5 V to 6.5 V |
| LCD Supply Voltage (VLCD) | Dependent on LCD type, up to 6.5 V |
| I2C-Bus Interface | 400 kHz, two-line bidirectional |
| Backplane Outputs | Up to four |
| Segment Outputs | Up to 80 |
| Display Modes | Static, 1:2, 1:3, 1:4 multiplex |
| Power Consumption | Low power consumption |
| Compatibility | Compatible with Chip-On-Glass (COG) technology and most microcontrollers |
| Manufacturing Process | Silicon gate CMOS process |
Key Features
- Single-chip LCD controller and driver
- Selectable backplane drive configuration: static or multiplexed (1:2, 1:3, 1:4)
- No external components required
- Low power consumption
- 400 kHz I2C-bus interface for communication with microcontrollers
- May be cascaded for large LCD applications (up to 5120 elements possible)
- Compatible with Chip-On-Glass (COG) technology
- Manufactured using silicon gate CMOS process
- Supports display RAM with auto-incremental addressing and hardware subaddressing
Applications
The PCF85133U/2DA/1Z is suitable for a variety of LCD applications, including but not limited to:
- Industrial control panels
- Consumer electronics
- Medical devices
- Automotive displays
- Smart home devices
Q & A
- What is the PCF85133U/2DA/1Z used for? The PCF85133U/2DA/1Z is a universal LCD driver used to interface with and drive Liquid Crystal Displays (LCDs) with low multiplex rates.
- What types of LCDs does the PCF85133U/2DA/1Z support? It supports both static and multiplexed LCDs with up to four backplanes and up to 80 segments.
- How does the PCF85133U/2DA/1Z communicate with microcontrollers? It communicates via a 400 kHz I2C-bus interface.
- What is the power consumption of the PCF85133U/2DA/1Z? The device has low power consumption.
- Can the PCF85133U/2DA/1Z be cascaded for larger LCD applications? Yes, it can be cascaded to support up to 5120 elements.
- What is the supply voltage range for the PCF85133U/2DA/1Z? The supply voltage range is from 2.5 V to 6.5 V.
- Is the PCF85133U/2DA/1Z compatible with Chip-On-Glass (COG) technology? Yes, it is compatible with COG technology.
- What manufacturing process is used for the PCF85133U/2DA/1Z? It is manufactured using the silicon gate CMOS process.
- Does the PCF85133U/2DA/1Z require external components? No, it does not require external components.
- What are some common applications of the PCF85133U/2DA/1Z? Common applications include industrial control panels, consumer electronics, medical devices, automotive displays, and smart home devices.
