PCM2912APJT ,Audio CODEC with USB Interface, Mono Microphone Input and Stereo Headphone Output 32-TQFP -25 to 85Features • Multifunctions:– Suspend, Playback, and Record Status Flag1• On-Chip USB Interface:– Mic ..
PCM3000 ,Stereo Audio CODEC 18-BITS, SERIAL INTERFACEFEATURES • Single 5-V Power Supply• Monolithic 18-Bit ΔΣ ADC and DAC • Small Package: SSOP-28• 16- ..
PCM3000E ,Stereo Audio CODEC 18-BITS, SERIAL INTERFACEELECTRICAL CHARACTERISTICSAll specifications at T = 25°C, V = V = 5 V, f = 44.1 kHz, SYSCLK = 384 f ..
PCM3001E ,Stereo Audio CODEC 18-BITS, SERIAL INTERFACEfeatures and data formats.– Digital De-EmphasisThe PCM3001 can be pin-programmed for data– Digital ..
PCM3002E ,16-/20-Bit Single-Ended Analog Input/Output STEREO AUDIO CODECsFEATURES • Single 3-V Power Supply• Monolithic 20-Bit ΔΣ ADC and DAC • Small Package: SSOP-24• 16/2 ..
PCM3006T ,16-Bit/ Single-Ended Analog Input/Output STEREO AUDIO CODECFeaturesThe PCM3006 is fabricated using a highly advanced– Digital De-EmphasisCMOS process, and is ..
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PCM2912APJT
Audio CODEC with USB Interface, Mono Microphone Input and Stereo Headphone Output 32-TQFP -25 to 85
Sample & Support & Product Tools & Technical Community Buy Folder Documents Software PCM2912A SLES230A – SEPTEMBER 2008 – REVISED AUGUST 2015 PCM2912A Audio Codec With USB Interface, Mono Microphone Input and Stereo Headphone Output 1 Features • Multifunctions: – Suspend, Playback, and Record Status Flag 1• On-Chip USB Interface: – Microphone Amplifier, Mute, and Gain Control – With Full-Speed Transceivers • Pop/Click Noise-Free – Fully Compliant With USB 2.0 Specification • Single Power-Supply: 5 V Typical (V ) – Certified By USB-IF BUS • Package: 32-Pin TQFP – Partially Programmable Descriptors – Adaptive Isochronous Transfer for Playback 2 Applications – Asynchronous-Isochronous Transfer for • USB Headset Record • USB Headphone – Bus Powered • USB Speaker • 16-Bit Delta-Sigma ADC and DAC • USB Featured Consumer Audio Product • Sampling Rate: • USB Audio Interface Box – 8, 11.025, 16, 22.05, 32, 44.1, or 48 kHz • USB Monitor • On-Chip Clock Generator: • Video Conference System – With Single 6-MHz Clock Source • Mono ADC with Microphone Input 3 Description – Analog Performance at V = 5 V: BUS The PCM2912A is the Texas Instruments single-chip, – THD+N: 0.01% USB stereo audio codec with a USB, 2.0-compliant, full-speed protocol controller and an analog front-end – SNR: 92 dB (AFE) function for headset applications. – Dynamic Range: 90 dB The USB protocol controller works with no software – Decimation Digital Filter code, but USB descriptors can be modified on – Passband Ripple: ±0.05 dB request. The PCM2912A employs SpAct™ – Stop-Band Attenuation: –65 dB architecture, TI’s unique system that recovers the audio clock from USB packet data. On-chip analog – Single-Ended Voltage Input PLLs with SpAct enables independent playback and – Antialiasing Filter Included record sampling rates with low clock jitters. – Digital HPF Included (1) Device Information – Microphone Bias, Microphone Amplifier, and Input PGA PART NUMBER PACKAGE BODY SIZE (NOM) PCM2912A TQFP (32) 7.00 mm × 7.00 mm • Stereo DAC With Headphone Output – Analog Performance at V = 5.0 V: (1) For all available packages, see the orderable addendum at BUS the end of the data sheet. – THD+N: 0.01% (R > 10 kΩ) L – THD+N: 0.02% (R = 32Ω) L Block Diagram – SNR: 92 dB USB – Dynamic Range: 90 dB Headphone Mic Input – PO: 13 mW (R = 32Ω) L Play indicator PCM2912A Record indicator – PO: 25 mW (R = 16Ω) L Suspend flag – Oversampling Digital Filter – Passband Ripple: ±0.1 dB VDD PGND – Stop-Band Attenuation: –43 dB VCCA HGND BGND VCCR – Single-Ended Voltage Output AGND VCCL VCCP DGND – Analog LPF Included – Sidetone PGA, Output PGA, and HP Amplifier 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA.
