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-25%

KWD 0
– 1 +

Special Features

  • High accuracy tones
  • Digital divider logic, resistive ladder network and cmos operational amplifier on a single chip
  • Uses inexpensive 3.579545MHz television color Burst crystal
  • Invalid Key entry can result in either single Tone or No Tone
  • Tone disable allows any Key D output to function from keyboard input without generating tones

Description

The NTE1690 is a monolithic integrated circuit in a 16−lead dip Type package fabricated using CMOS process and is designed specifically for integrated Tone dialer applications.

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