Datasheet Texas Instruments PCM1870 — Datenblatt

          PCM1870
SLAS544A – MAY 2007 – REVISED SEPTEMBER 2007 16-Bit Low-Power Stereo Audio ADC With Microphone Bias and Microphone Amplifier
FEATURES 1 Analog Front End:
– Stereo Single End Input With MUX
– Mono Differential Input
– Stereo Programmable Gain Amplifier
– Microphone Boost Amplifier and Bias
Analog Performances Dynamic Range: 90 dB
Power-Supply Voltage
– 1.71 V to 3.6 V for Digital I/O Section
– 1.71 V to 3.6 V for Digital Core Section
– 2.4 V to 3.6 V for Analog Section
Low Power Dissipation:
– 13 mW in Record, 1.8/2.4 V, 48 kHz, Stereo
– 5.3 mW in Record, 1.8/2.4 V, 8 kHz, Mono
– 3.3 μW in All Power Down
Sampling Frequency: 5 kHz to 50 kHz
Auto Level Control for Recording
Operation by Single Clock Input Without PLL
System Clock: Common Audio Clock
(256 fS/384 fS), 12/24, 13/26, 13.5/27, 19.2/38.4,
19.68/39.36 MHz
2 (I2C) or 3 (SPI) Wire Serial Control …