Description

NT6868C-50215 is a single chip micro-controller for keyboard applications. It incorporates a 6502 8-bit CPU core, 4K bytes of ROM and 128 bytes of RAM used as working RAM and stack area. It also includes 29 programmable bi-directional I/O pins and one 8-bit pre-loadable base timer. Additionally, it includes a built-in low voltage reset, a 4MHz RC oscillator that only requires an externally applied or a 4MHz ceramic resonator, and a watch-dog timer that has a resistor preventing system standstill.

Specifications and features

NT6868C-50215 features:

• Built-in 6502 8-bit CPU
• 2 MHz CPU operation frequency
• 4K bytes of ROM
• 128 bytes of SRAM
• One 8-bit programmable base timer with 1 - 256 msec interval
• 29 programmable bi-directional I/O pins
• 3 LED direct sink pins with internal serial resistors
• Mask optional for built-in RC oscillator with an external resistor or external ceramic resonator applied
• Mask optional for DATA/CLK driving capability
• Watch-dog timer
• Built-in power-on reset
• Built-in low voltage reset
• CMOS technology for low power consumption
• Available in 40 pin DIP package and 40 pad CHIP FORM

Application Scenarios

NT6868C-50215 can be used in various applications, including keyboard and input device applications. Its features like built-in CPU, programmable I/O pins, and timers make it suitable for controlling and interfacing with different components in electronic devices.

Comparison

• Highly integrated with built-in CPU, ROM, RAM, and timers
• Wide range of I/O pins for flexible interfacing
• Built-in power-on reset and low voltage reset for reliable operation
• CMOS technology for low power consumption
• Available in different package options

There are currently no identified disadvantages for NT6868C-50215.