STK88C4831 - Adpcm Voice Controller

STK88C4831 Datasheet Preview — Preview of STK88C4831 PDF

Datasheet Details

Part number	STK88C4831
Manufacturer	Syntec Semiconductor
File Size	133.39 KB
Description	Adpcm Voice Controller
Datasheet	STK88C4831_SyntecSemiconductor.pdf

STK88C4831 Product details

Description

: Pin name P10-P17 P20-P27 AUD1 PWM1 PWM2 OSC RESB CAP TESTB VDD VSS I/O I/O O O O O I I I I (Total 25 pads) Function description 8-bit I/O pins for port 1 with wake-up interrupt 8-bit output pins for port 2 Audio channel 1 current mode D/A output Audio channel 1 PWM output Audio channel 2 PWM output Main system oscillator input pin for chip System reset Capacitor for PLL circuit.Test pin.Keep floating or connect to Vdd Power input Power ground PART 8-bit Algorithm 88C4831 88C3731 48KB 37KB

Features

: STK88C4831 w w w . D at aS he et 4U . c om Voice Microcontroller 1 / 7 Ver 3.0 06/99 www. DataSheet4U. com.
Operating voltage : 2.5V - 3.5V.
Maximum CPU operating frequency : 4MHz at 2.7V.
Built-in RC oscillator circuit. The oscillation frequency is controlled by an external resistor.
Built-in PLL circuit to generate the system clock with 5 times oscillation frequency.
Audio output ports with 3-bit loudness control One current output port for speaker output. Two P.

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Published: Dec 15, 2005 |