PCM1808-Q1 Overview
Description
The PCM1808-Q1 is high-performance, low-cost, single-chip, stereo analog-to-digital converter with single-ended analog voltage input. The PCM1808-Q1 uses a delta-sigma modulator with 64-times oversampling and includes a digital decimation filter and high-pass filter that removes the dc component of the input signal.
Key Features
- 23 Qualified for Automotive Applications
- 24-Bit Delta-Sigma Stereo A/D Converter
- Single-Ended Voltage Input: 3 Vp-p
- High Performance: – THD + N: –93 dB (Typical) – SNR: 99 dB (Typical) – Dynamic Range: 99 dB (Typical)
- Flexible PCM Audio Interface – Master/Slave Mode Selectable – Data Formats: 24-Bit I2S, 24-Bit Left- Justified
- Power Down and Reset by Halting System Clock
- Analog Antialias LPF Included
- Sampling Rate: 8 kHz–96 kHz
- System Clock: 256 fS, 384 fS, 512 fS
- Dual Power Supplies: – 5-V for Analog – 3.3-V for Digital
