Overview
The PCF8577CT/3,112 is an LCD direct/duplex driver with an I²C-bus interface, offered by NXP USA Inc. This device is designed for multiplexing and demultiplexing segments of an LCD display, providing a simple way to interface with a microprocessor. It is suitable for a wide range of applications, including industrial control systems, automotive electronics, and consumer devices. The device offers advantages such as a reduced pin count and increased system flexibility.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package/Case | 40-VSO (VSO-40) | |
| Configuration | 32 Segment | |
| Interface | I²C | |
| Voltage - Supply | 2.5V ~ 6V | V |
| Operating Temperature | -40°C ~ 85°C | °C |
| Mounting Type | Surface Mount | |
| Maximum Clock Frequency | 100 kHz | |
| Supply Current - Max | 125 µA | µA |
| Power Dissipation | 500 mW | mW |
| Number of Segments | 64 Segment |
Key Features
- Max number of elements: 64
- Segments/elements of MUX 1:1: 32
- Segments/elements of MUX 1:2: 64
- I²C-bus interface
- Single-pin built-in oscillator for LCD segment driver outputs
- Cascade capability for larger configurations
- Low power consumption with a maximum supply current of 125 µA
Applications
The PCF8577CT/3,112 is versatile and can be used in various applications, including:
- Industrial control systems
- Automotive electronics
- Consumer devices
- Any system requiring LCD display control with I²C-bus interface
Q & A
- What is the primary function of the PCF8577CT/3,112?
The primary function is to act as an LCD direct/duplex driver with an I²C-bus interface. - What is the operating voltage range of the PCF8577CT/3,112?
The operating voltage range is 2.5V to 6V. - What is the maximum clock frequency for the I²C-bus interface?
The maximum clock frequency is 100 kHz. - How many segments can the PCF8577CT/3,112 drive?
The device can drive up to 64 segments. - What is the maximum power dissipation of the PCF8577CT/3,112?
The maximum power dissipation is 500 mW. - Can the PCF8577CT/3,112 be cascaded for larger configurations?
Yes, the device supports cascading for larger configurations. - What is the operating temperature range of the PCF8577CT/3,112?
The operating temperature range is -40°C to 85°C. - What type of mounting does the PCF8577CT/3,112 use?
The device uses surface mount technology. - Is the PCF8577CT/3,112 RoHS compliant?
Yes, the device is RoHS compliant. - What is the package type of the PCF8577CT/3,112?
The package type is 40-VSO (VSO-40).
