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HT1612 - Timer

General Description

The HT1612 is a CMOS chip designed for dialer interface which drives 8 or 10 digits LCD.

Various functions, such as displaying dialing number and conversation time, are provided.

It normally shows blanks.

Key Features

  • Operating voltage: 1.2V~1.7V Dialing number and conversation time display Conversation timer (Max. to 59 mins and 59 secs) Operation current: 10µA (Typ. ).
  • 32768Hz crystal 8 or 10 digits LCD display driver, 3V, 1/2 bias, 1/3 duty (8 digits hand-held calculator LCD is used for 8 digits.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.DataSheet4U.com HT1612 Timer with Dialer Interface Features • • • • Operating voltage: 1.2V~1.7V Dialing number and conversation time display Conversation timer (Max. to 59 mins and 59 secs) Operation current: 10µA (Typ.) • • • 32768Hz crystal 8 or 10 digits LCD display driver, 3V, 1/2 bias, 1/3 duty (8 digits hand-held calculator LCD is used for 8 digits application) Built-in dialer interface Applications • • Timers LCD display drivers • • Telephone display interface Instrument display General Description The HT1612 is a CMOS chip designed for dialer interface which drives 8 or 10 digits LCD. Various functions, such as displaying dialing number and conversation time, are provided. It normally shows blanks.