128 NOTES DUAL TONE MELODY GENERATOR PWM

文件：113.99 Kbytes 页数：3 Pages

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128 NOTES DUAL TONE MELODY GENERATOR PWM

文件：113.99 Kbytes 页数：3 Pages

UTC

友顺

128 NOTES DUAL TONE MELODY GENERATOR PWM

文件：113.99 Kbytes 页数：3 Pages

UTC

友顺

128 NOTES DUAL TONE MELODY GENERATOR PWM

文件：113.99 Kbytes 页数：3 Pages

UTC

友顺

128 NOTES DUAL TONE MELODY GENERATOR PWM

文件：113.99 Kbytes 页数：3 Pages

UTC

友顺

128 NOTES DUAL TONE  MELODY GENERATOR PWM  OUTPUT DIRECT TO BUZZER  AND SPEAKER

The UTC UM68TXX series are CMOS LSI designed for using in door bell, telephone and toy application. It is an on-chip ROM programmed for musical performance. Produced by CMOS technology, the device results in very low power consumption. Since the UTC  UM68TXX series include oscillation circuits a com • 128-Note Rom memory \n• 2.5V ~ 5V power supply and low power consumption \n• Dynamic speaker can be driven with external NPN transistor \n• 14 tempos available through mask setting \n• 15 beats available \n• 27 notes (including rest) available \n• OSC resistor hold mode \n• Power on reset: melody ;

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