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AF103 Datasheet - National Semiconductor

AF103 - Low Band Splitter

The AF103 is a fourth order elliptic low pass filter designed to reject frequencies above 1200 Hz and pass signals * below 950 Hz.

This filter is used to separate the low band of frequencies from the high band in a Dual Tone Multi Frequency (DTMF) Touch Tone® receiver.

The unit is fully tuned and

AF103 Features

* Fully tuned

* High input impedance

* Low output impedance

* Wide power supply range Connection Diagram ~ 121 HP2 -IN2 ijUTPUTllPl -11.11 HP2 111 111 ~ NC 241 23 22 21 20 19 18 17 16 1514 13 I ±5V to ±18V 4th ORDER lOW PASS elLIPTIC FilTER J l I10 111 121 ru122

AF103-NationalSemiconductor.pdf

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Datasheet Details

Part number:

AF103

Manufacturer:

National Semiconductor

File Size:

49.32 KB

Description:

Low band splitter.

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