Datasheet Texas Instruments PCM4222PFBR — 数据表

          PC M4 222 PCM4222
SBAS399A – OCTOBER 2006 – REVISED MARCH 2007 High-Performance, Two-Channel, 24-Bit, 216kHz Sampling
Multi-Bit Delta-Sigma Analog-to-Digital Converter
FEATURES Supports Linear PCM, 1-Bit Direct Stream
Digital (DSD), and Multi-Bit Modulator Output
Data
– Supports PCM Output Sampling Rates
from 8kHz to 216kHz
– Choose from 64x or 128x Oversampled
Output Rates for DSD
Differential Voltage Inputs
On-Chip Voltage Reference Improves Power
Supply Noise Rejection
Dynamic Performance: Multi-Bit Modulator
Output with 6.144MHz Modulator Clock
– 6-Bit Modulator Data
– Dynamic Range (–60dB input, A-weighted):
124dB typical
– Dynamic Range (–60dB input, 20kHz
Bandwidth): 122dB typical
– Total Harmonic Distortion + Noise
(–1dB input, 20kHz bandwidth): –108dB
typical …