AD1983

www.DataSheet4U.com HD Audio SoundMAX® Codec AD1983 FEATURES 2 DAC channels: 16-, 20-, or 24-bit 2 ADC channels: 16- or 20-bit HD audio sample rates 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz, 44.1 kHz, 48 kHz Greater than 90 dB dynamic range S/PDIF output: 32 kHz, 44.1 kHz, or 48 kHz, 16- or 24-bit Digital BEEP generator Integrated headphone amplifiers Selectable microphone inputs with preamplifiers Stereo line level inputs Full analog mixer 2 GPIOs for external circuit control, jack sense 32-lead, Pb-free LFCSP_VQ (QFN) package ENHANCED FEATURES No AFILT pins, results in BOM savings Jack sensing autoconfiguration options Mute line output and monaural output (MONO_OUT) when headphones are used Mute MONO_OUT when a device is in the line out jack Selectable sense trip level: high/low supports all jack types Peripheral identification/enumeration Jack presence detection: HD Audio SENSE and GPIOs Microphone to MONO_OUT for speakerphone Advanced power management modes 2 software-controlled microphone bias pins Stereo microphone array capture Source from two different ports 0 dB, 10 dB, 20 dB, and 30 dB boost options FUNCTIONAL BLOCK DIAGRAM NID: 01 GPIO GPIO_0/JS_1 GPIO_1/JS_0 JACK SENSE SENSE_A SENSE_SRC NID: 02 16-, 20-, 24-BIT 32kHz, 44.1kHz, 48kHz PCM/AC3 S/PDIF TX NID: 03 NID: 0A S/PDIF_OUT NID: 10 DIGITAL PCBEEP G M AVDD AVSS +5.0V 0dB TO –45.0dB 3dB STEPS 24-BIT 48kHz PCM Σ-Δ DAC SDATA_IN SDATA_OUT SYNC SELECTOR 2:1 NID: 06 Σ GA M HP OUTPUT_EN NID: 05 Σ GA M Z ...