STK88C4050 Datasheet - Syntec Semiconductor

STK88C4050 ROM-less Adpcm Voice Controller

8-bit I/O pins for port 1 with wake-up interrupt 8-bit I/O pins for port 2 8-bit I/O pins for port 3 Current output port Current output port Voltage output port Voltage output port PLL used. X’TAL or Ring osc pad X’TAL pad System reset pin; internal pull_high. Test pin; internal pull_high. Power Pow.

STK88C4050 Features

* Operating voltage : 2.5V - 5.5V.

* Maximum CPU operating frequency : 4,194,304Hz at 2.7V.

* Provide X’tal or RC oscillator. Both can run at high speed or slow speed(low power). RC oscillator can detect internal or external resister automatically.

* I/O port. 24 I/O pins. 8 of 24 pi

STK88C4050_SyntecSemiconductor.pdf