PCM3793A
Key Features
- Analog Front End: - Stereo Single-Ended Input With Multiplexer - Mono Differential Input - Stereo Programmable Gain Amplifier - Microphone Amplifier (20 dB) and Bias Analog Back End: - Stereo/Mono Line Output With Volume - Stereo/Mono Headphone Amplifier With Volume and Capless Mode - Stereo/Mono Digital Speaker Amplifier (BTL) With Volume Analog Performance: - Dynamic Range: 93 dB (DAC) - Dynamic Range: 90 dB (ADC) - 40-mW + 40-mW Headphone Output at RL = 16 Ω - 700-mW + 700-mW Speaker Output at RL = 8 Ω 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 - 2.4 V to 3.6 V for Power Amplifier Section Low Power Dissipation: - 7 mW in Playback, 1.8 V/2.4 V, 48 kHz - 13 mW in Record, 1.8 V/2.4 V, 48 kHz - 3.3 µW in Power Down Sampling Frequency: 5 kHz to 50 kHz Automatic Level Control for Recording Operation From a 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 Headphone Plug Insert Detection *
- 2 (I2C) or 3 (SPI) Wire Serial Control Programmable Function by Register Control: - Digital Attenuation of DAC: 0 dB to -62 dB - Digital Gain of DAC: 0, 6, 12, 18 dB - Power Up/Down Control for Each Module - 6-dB to -70-dB Gain for Analog Outputs - 30-dB to -12-dB Gain for Analog Inputs - 0/20 dB Selectable for Microphone Input - 0-dB to -21-dB Gain for Analog Mixing - Parameter Settings for ALC - Three-Band Tone Control and 3D Sound - High-Pass Filter: 4-, 120-, 240-Hz - Two-Stage Programmable Notch Filter - Analog Mixing Control Pop-Noise Reduction Circuit Short and Thermal Protection Circuit Package
