TDA8780M Datasheet (NXP) - True logarithmic amplifier

TDA8780M, True logarithmic amplifier

The TDA8780M is a true logarithmic amplifier intended for dynamic range reduction of IF signals at 10.7 MHz in digital radio receivers.

It offers true logarithmic characteristics over a 72 dB input dynamic range, has a small-signal gain-adjustment facility and a constant limiting output voltage for

TDA8780M Features

* 72 dB true logarithmic dynamic range

* Small-signal gain-adjustment facility

* Constant limiting output voltage

* Temperature and DC power supply voltage independent

* Easy interfacing to analog-to-digital converters

* Output DC level shift facility.