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TS472

Part Number	TS472
Manufacturer	STMicroelectronics
Description	Very low noise microphone preamplifier
Published	Apr 15, 2010
Detailed Description	TS472 Very low noise microphone preamplifier with 2.0 V bias output and active low standby mode Features ■ Low noise: 1...
Datasheet	TS472 PDF File

Overview

TS472 Very low noise microphone preamplifier with 2.
0 V bias output and active low standby mode Features ■ Low noise: 10 nV/√Hz typ.
equivalent input noise at F = 1 kHz ■ Fully-differential input/output ■ 2.
2 to 5.
5 V single supply operation ■ Low power consumption at 20 dB: 1.
8 mA ■ Fast start up time at 0 dB: 5 ms typ.
■ Low distortion: 0.
1% typ.
■ 40 kHz bandwidth regardless of the gain ■ Active low standby mode function (1 μA max) ■ Low noise 2.
0 V microphone bias output ■ Available in flip-chip lead-free package and in QFN24 4 x 4 mm package ■ ESD protection (2 kV) Applications ■ Video and photo cameras with sound input ■ Sound acquisition and voice recognition ■ Video conference syste...

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