SN67268
SN67268 is Speech Controller manufactured by SONiX Technology Company.
Speech Controller
- INTRODUCTION
SN67268 is a 268 seconds single chip voice synthesizer IC which contains I/O pins and a tiny controller. By programming through the tiny controller, user’s applications including section bination, trigger modes, output status, and other logic functions can then be easily implemented.
- Features
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- Single power supply 2.4V
- 5.1V Built in a tiny controller 268 seconds voice capacity are provided Two 4-bit I/O ports and two 4-bit outputs port are provided 256- 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-20k Hz is provided Fixed current D/A output is provided to drive external connected transistor for sound output Low Voltage Reset
December 20, 2000
Speech Controller
- PIN ASSIGNMENT
Symbol P20 P21 P22 P23 P30 P31 P32 P33 P40 P41 P42 P43 P50 P51 P52 P53 VDD OSC TEST RESET GND VO I/O I/O I/O I/O I/O I/O I/O I/O I/O O O O O O O O O I I I I I O Function Description 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 Bit0 of output port 4 Bit1 of output port 4 Bit2 of output port 4 Bit3 of output port 4 Bit0 of output port 5 Bit1 of output port 5 Bit2 of output port 5 Bit3 of output port 5 Positive power supply Oscillation ponent connection pin For testing only Reset pin Negative power supply D/A current output
December 20, 2000
Speech Controller
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