PCM1870 Description
The PCM1870 is a low-power stereo ADC designed for portable digital audio applications, with line-input amplifier, boost amplifier, microphone bias, programmable gain control, sound effects, and auto level control (ALC). It is available in a 24-QFN (4-mm × 5-mm) package to save footprint. The PCM1870 accepts right-justified, left-justified, I2S, and DSP formats, providing easy interfacing to audio DSP and encoder...
PCM1870 Key Features
- 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