SN68009 Datasheet

SN68009 Speech Controller

Bit0 of input port 1 Bit1 of input port 1 Bit2 of input port 1 Bit3 of input port 1 Bit0 of I/O port 2 Bit1 of I/O port 2 Bit2 of I/O port 2 Bit3 of I/O port 2 Bit0 of I/O port 3 Bit1 of I/O port 3 Bit2 of I/O port 3 Bit3 of I/O port 3 Positive power supply Oscillation component connection pin For t.

Features

Š Š Š Š Š Š Š Š Š Š Š Š Š Single power supply 2.4V - 5.1V Built in a tiny controller 9 seconds voice capacity are provided One 4-bit input port and two 4-bit I/O ports are provided 64*4 bits RAM are provided Maximum 16k program ROM is provided Readable ROM code data Built in a high quality speech synthesizer Adaptive playing speed from 2.5k-20kHz is provided Built in a dual tone melody generator Speech/Dual tone melody mixer is provided Fixed current D/A output is provided to drive external connected transistor for sound output Low Voltage Reset 1 December 20, 2000 SN68009 Speech Controller.