Description

The NT68673UMFG is an electronic component model categorized under IC Chips. It is a monitor component microcontroller (MC) designed for auto-sync and digital controlled applications. This model features a 6502 8-bit CPU core, 256 bytes of RAM, 24K bytes of ROM, 14-channel 8-bit PWM D/A converters, 2-channel A/D converters, an 8-bit pre-loadable base timer, internal Hsync and Vsync signals processor, I2C bus interface, and other functionalities. One notable advantage of this model is the ability to store EDID data in the 128 bytes of RAM, eliminating the need for a dedicated EEPROM for EDID and reducing component costs.

Specifications and features

• Package type: 40 pin DIP & 42 pin SDIP
• Operating Voltage Range: 4.5V to 5.5V
• CMOS technology for low power consumption
• Available with crystal oscillator or ceramic resonator
• 6502 8-bit CMOS CPU core
• Operating frequency: 8MHz
• Available ROM options: 4/8/12/16/24K bytes
• 256 bytes of RAM (stores EDID for DDC1/2B)
• One 8-bit pre-loadable base timer
• 14 channels of 8-bit PWM outputs (6 channels with 5V open drain and 8 channels with 12V open drain)
• 2-channel A/D converters with 6-bit resolution
• 24 bi-directional I/O port pins and 1 I/P pin
• Hsync/Vsync signal processor
• Hardware sync signals polarity & frequency evaluator
• Built-in I2C bus interface
• Supporting VESA DDC1/2B function
• Six interrupt sources: INTV (Vsync INT), INTE (External INT with rising edge trigger), INTMR (Timer INT), INTA (Slave Address Matched INT), INTD (Shift Register INT), INTS (SCL GO-LOW INT)
• Hardware watch-dog timer function

Application Scenarios

The NT68673UMFG is commonly used in monitor applications that require auto-sync and digital control. It can be utilized in various electronic devices that require a monitor component with the mentioned features and specifications. Some specific application scenarios include display systems, consumer electronics, industrial equipment, and automotive displays.

Comparison

• Integrated 6502 8-bit CPU core for efficient processing
• High-frequency operation at 8MHz
• Supports VESA DDC1/2B function, eliminating the need for a dedicated EEPROM for EDID
• Cost-saving design with the ability to store EDID data in the RAM
• Multiple options for ROM size to accommodate different programming needs

• Limited resolution of the 2-channel A/D converters (6-bit)
• Only available in 40 pin DIP and 42 pin SDIP package
• Operating voltage range limited to 4.5V to 5.5V
• May require additional external components for specific applications