MC145073 Datasheet (Motorola) - Dual 16-Bit Stereo Audio Sigma-Delta ADC

MC145073, Dual 16-Bit Stereo Audio Sigma-Delta ADC

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MC145073/D Product Preview Dual 16-Bit Stereo Audio Sigma-Delta ADC CMOS The MC145073 is a dual channel, 16 bit A/D converter intended for use in digital audio systems such as multimedia, DCC, DAT, and professional audio applications.

It uses a sigma delta architecture consisting of a second order analog modulator and two stages of digital filtering for each channel.

The analog modulator samples the in

MC145073 Features

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* 100 0 12 24 36 48 60 72 INPUT FREQUENCY (kHz) OUTPUT DATA RATE = 48 kHz, FSEL = HIGH 84 96

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* 100 0 12 24 36 48 60 72 84 INPUT FREQUENCY (kHz) OUTPUT DATA RATE = 44.1 kHz, FSEL = HIGH 96 Figure 4. Digital Filter Response (Narrowband) CLKI = 6