Direct Drive Voice/Dual Tone Melody Controller

INTRODUCTION SNC312 is a 1-channel voice synthesizer and dual-tone melody IC with PWM direct drive circuit. It built-in a 4-bit tiny controller with one 4-bit input port and two 4-bit I/O ports. By programming through the tiny controller in SNC312, user’s varied applications including voice secti

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Direct Drive Voice/Dual Tone Melody Controller

文件：397.46 Kbytes 頁數(shù)：11 Pages

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1 CH Speech, PWM/DAC output

SNC312 is a 1-channel voice synthesizer and dual-tone melody IC with PWM direct drivecircuit. It built-in a 4-bit tiny controller with one 4-bit input port and two 4-bitI/O ports. By programming through the tiny controller in SNC312, user’s varied applicationsincluding voice section combination, dua ??Working Voltage :?2.4V - 5.5V\n??7?seconds @6KHz sample rate\n??8 I/O\n? 4 input pin\n??128*4 bits RAM\n??Max. 16K*10 program ROM\n??24K*10 ROM size\n??IR carrier signal is provided\n??PWM Direct Drive circuit\n??fixed current D/A output\n??System clock : 2MHz\n??Low Power Reset;

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Direct Drive Voice/Dual Tone Melody Controller

文件：397.46 Kbytes 頁數(shù)：11 Pages

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1 CH Speech with noise filter, 12bit PPDAC output

SNC31250 is a 257 seconds single chip 1-channel voice synthesizer IC which containsI/O pins and a tiny controller. By programming through the tiny controller, users’applications including section combination, trigger modes, output status, high soundquality, and other logic functions can be implement ? Working Voltage : ?1.9V – 5.5V\n? 257 seconds @6KHZ\n? 256*4 bits RAM?\n? Max. 640K*10 bits ROM\n? 64K program ROM\n? 16 I/O ports : P1, P2, P3, P6\n? IR function : P3.3\n? 8-level Push-Pull Direct Drive circuit\n? 12 bit Push-Pull DA output.\n? System clock: 2MHz ?\n? Option of Internal RC or Cry;

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