com Rev 0; 9/06 I2C Programmable-Gain Amplifier for Audio Applications General Description The DS4420 is a fully differential, programmable-gain amplifier for audio applications.
It features a -35dB to +25dB gain range controlled by an I2C interface and it is optimized to drive loads as low as 50Ω.
The gain is adjustable in 3dB increments across the entire range.
Three address inputs, used to select the I 2 C slave address, enable up to eight devices on a common bus.
The product operates from a single 5V supply over a -20°C to +70°C temperature range.
It is offered in a 3mm x 3mm TDFN package.
o Differential Inputs and Outputs o -35dB to +25dB Adjustable Gain o Low Output No...

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