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SN68090

SONiX Technology Company
Part Number SN68090
Manufacturer SONiX Technology Company
Description Speech Controller
Published Apr 16, 2005
Detailed Description SN68090 Speech Controller „ INTRODUCTION SN68090 is a 90 seconds single chip voice synthesizer IC which contains I/O pi...
Datasheet PDF File SN68090 PDF File

SN68090
SN68090

Overview
SN68090 Speech Controller „ INTRODUCTION SN68090 is a 90 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 combination, trigger modes, output status, and other logic functions can then be easily implemented.
„ 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 90 seconds voice capacity are provided Two 4-bit I/O ports and two 4-bit output 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 SN68090 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 component connection pin For testing only Reset pin Negative power supply D/A current output 2 December 20, 2000 SN68090 Speech Controller „ ABSOLUTE MAXIMUM RATING Items Supply Voltage Input Voltage Operating Temperature Storage Temperature Symbol VDD VIN TOP TSTG Min -0.
3 VSS-0.
3 -20.
0 -55.
0 Max 6.
0 VDD+0.
3 70.
0 125.
0 Unit.
V V o o C C „ ELECTRICAL CHARACTERISTICS Item Operating Voltage Standby Current Operating Current Input Current of P1 Drive Current of P2,P3 Sink Current of P2...


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