TLV320AIC3204

Part: TLV320AIC3204 — Texas Instruments

Type: Ultra Low Power Stereo Audio Codec

Description: Low-power, low-voltage stereo audio codec with a 100 dB SNR DAC and 93 dB SNR ADC, 4.1 mW stereo 48 ksps playback, 6.1 mW stereo 48 ksps record, integrated PLL and LDOs, in a 5 mm × 5 mm 32-pin VQFN.

Operating Conditions:

• Supply voltage: AVDD 1.5–1.95 V; DVDD 1.26–1.95 V; IOVDD 1.1–3.6 V; LDOIN 1.9–3.6 V
• Operating temperature: -40 to 85 °C
• Master clock (MCLK): up to 50 MHz (DVDD ≥ 1.65 V), up to 25 MHz (DVDD ≥ 1.26 V)
• PLL input frequency: 10–20 MHz (fractional divide), 0.512–20 MHz (integer divide)
• SCL clock frequency: up to 400 kHz

Absolute Maximum Ratings:

• AVDD to AVSS: -0.3 to 2.2 V
• DVDD to DVSS: -0.3 to 2.2 V
• IOVDD to IOVSS: -0.3 to 3.9 V
• LDOIN to AVSS: -0.3 to 3.9 V
• Digital input voltage: -0.3 V to IOVDD + 0.3 V
• Analog input voltage: -0.3 V to AVDD + 0.3 V
• Max junction temperature: 105 °C
• Storage temperature: -55 to 125 °C
• ESD: ±2000 V (HBM), ±750 V (CDM)

Key Specs:

• ADC SNR (A-weighted, inputs ac-shorted, CM = 0.9 V, 25 °C, AVDD = 1.8 V): 93 dB typ
• ADC dynamic range (-60 dB full-scale, 1 kHz): 92 dB typ
• ADC THD+N (-3 dB full-scale, 1 kHz): -85 dB typ
• ADC SNR at CM = 0.75 V, AVDD = 1.5 V: 91 dB typ
• ADC input signal level (0 dB), CM = 0.9 V: 0.5 VRMS
• Stereo line output load resistance: 0.6 kΩ min, 10 kΩ nom
• Headphone load: 14.4 Ω min single-ended, 24.4 Ω min differential
• Thermal resistance RθJA: 31.4 °C/W (RHB, 32-pin)

Features:

• Stereo audio DAC with 100 dB SNR
• Stereo audio ADC with 93 dB SNR
• PowerTune
• Extensive signal processing options
• Six single-ended or three fully-differential analog inputs
• Stereo analog and digital microphone inputs
• Stereo headphone and line outputs
• Very low-noise PGA
• Low-power analog bypass mode
• Programmable microphone bias
• Programmable PLL
• Integrated LDO
• I²C and SPI control interfaces

Applications:

• Portable navigation devices (PND)
• Portable media players (PMP)
• Mobile handsets
• Communication
• Portable computing

Package:

• VQFN-32 (RHB), 5.00 mm × 5.00 mm

• 1 · Stereo Audio DAC with 100dB SNR
• 4.1mW Stereo 48ksps DAC Playback
• Stereo Audio ADC with 93dB SNR
• 6.1mW Stereo 48ksps ADC Record
• PowerTune™
• Extensive Signal Processing Options
• Six Single-Ended or 3 Fully-Differential Analog Inputs
• Stereo Analog and Digital Microphone Inputs
• Stereo Headphone Outputs
• Stereo Line Outputs
• Very Low-Noise PGA
• Low Power Analog Bypass Mode
• Programmable Microphone Bias
• Programmable PLL
• Integrated LDO
• 5-mm × 5-mm, 32-Pin VQFN Package

• Portable Navigation Devices (PND)
• Portable Media Player (PMP)
• Mobile Handsets
• Communication
• Portable Computing

This document describes signals that take on different names depending on how they are configured. In such cases, the different names are placed together and separated by slash (/) characters. For example, "SCL/SS". Active low signals are represented by overbars.

At 25°C, AVDD, DVDD, IOVDD = 1.8V, LDOIN = 3.3V, AVDD and DVDD LDO disabled, fs (Audio) = 48kHz, Cref = 10μF on REF pin, PLL disabled unless otherwise noted.

over operating free-air temperature range (unless otherwise noted) (1)

The TLV320AIC3204 is a highly integrated stereo audio codec with integrated processing blocks and flexible digital audio interface options. It enables many different types of audio platforms having a need for stereo audio record and playback and needing to interface with other devices in the system over a digital audio interface.