[wavefront]

General Description

The AL1101 is a 24-bit sigma-delta stereo analog-to-digital audio converter using Wavefront’s ClockEZ™ technology. With dynamic range of 107dB, simplified interface, and low power consumption, the AL1101 (and its companion AL1201 DAC) is a best-in-class solution for 44.1kHz and 48kHz operation.

Features

➤ 24-bit conversion

➤ 107dB dynamic range (A-wt)

➤ 0.002 THD (input = -1dBFS)

➤ ClockEZ™ circuitry: internal PLL derives all necessary timing signals from one external Fs clock

➤ 64X oversampling, 5th order 1-bit Σ-Δ modulator

➤ 64:1 linear-phase digital decimation filter

➤ Sample rate: 24kHz to 55kHz

➤ Digital high-pass filter

➤ Low power: 110mW (Fs = 48kHz)

➤ Serial output selectable: 32/24 bits/frame

➤ Full scale differential input = ±4V

➤ 5V operation

Applications

➤ Digital Mixing Boards

➤ Signal Processors

➤ Digital Effects Boxes

➤ Digital Recorders

➤ Computer Sound Boards

➤ Karaoke Systems

➤ Car Audio Systems