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SN68D04 Datasheet Speech Controller

Manufacturer: SONiX Technology Company

Overview: SN68d04 Speech Controller „ INTRODUCTION SN68d04 is a 4 seconds single chip voice synthesizer IC which contains I/O pins, a tiny controller and a PWM Direct Drive Circuit. By programming through the tiny controller, users’ applications including section bination, trigger modes, output status, and other logic functions can then be easily implemented.

General 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 Positive power supply Oscillation ponent connection pin Negative power supply PWM output 1 PWM output 2 2 December 20, 2000 SN68d04 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 C o C „ ELECTRICAL CHARACTERISTICS Item Operating Voltage Standby Current Operating Current Input Current of P2 Drive Current of P2 Sink Current of P2 Drive current of Buo1 Sink Current of Buo1 Drive Current of Buo2 Sink Current of Buo2 Oscillation Freq.* Sym.

VDD ISBY IOPR Ii IOD IOS IBU1D I BU1S I BU2D I BU2S FOSC Min.

Key Features

  • Single power supply 2.4V - 5.1V Built in a tiny controller 4 seconds voice capacity are provided One 4-bit I/O ports are provided 64.
  • 4 bits RAM are provided Maximum 12k 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 Built in a PWM Direct Drive circui.

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