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AF121 Datasheet - National Semiconductor

AF121, DTMF Bandpass Filters

.~,..LL ~National The AF121 and AF122 are 6th order elliptic bandpass filters designed for use with digital DTMF detectors.
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AF121-NationalSemiconductor.pdf

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Datasheet Details

Part number:

AF121

Manufacturer:

National Semiconductor

File Size:

128.64 KB

Description:

DTMF Bandpass Filters

Features

* Compatible with Rockwell CRC8030 and Mostek MK5102
* Gain o±0.5 dB
* Ripple 2 dB peak to peak
* Input Impedance 175 kn min
* Power Supply ±5V to ±18V Connection Diagram Dual-In-Line Package INPUT VTOP VIEW GND Unspecified pins are for interna

AF121 Distributors

📁 Related Datasheet

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📌 All Tags

AF121 DTMF Bandpass Filters National Semiconductor
National Semiconductor AF121-like datasheet
AF120
AF122
AF100
AF101
AF102