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TLV320DAC3120
www.ti.com
SLAS659A –NOVEMBER 2009–REVISED MAY 2012
Low-Power Mono Audio DAC With Embedded miniDSP
and Mono Class-D Speaker Amplifier
Check for Samples: TLV320DAC3120
1 INTRODUCTION
– Class-D: 2.7 V–5.5 V (SPKVDD ≥ AVDD)
1.1 Features
• 5-mm × 5-mm 32-QFN Package
123
• Mono Audio DAC With 95-dB SNR
1.2 Applications
• Instruction-Programmable Embedded miniDSP
• Supports 8-kHz to 192-kHz Sample Rates
• Portable Audio Devices
• Mono Class-D BTL Speaker Driver (2.5 W Into
• eBook
4 Ω or 1.6 W Into 8 Ω)
• Portable Navigation Devices
• Mono Headphone/Lineout Driver
• Two Single-Ended Inputs With Output Mixing
1.3 Description
and Level Control
The TLV320DAC3120 is a low-power, highly
• Microphone Bias
integrated, high-performance mono DAC with 24-bit
• Built-in Digital Audio Processing Blocks With
User-Programmable Biquad, FIR Filters, and mono playback.
DRC
The device integrates several analog features, such
• Digital Sine-Wave Generator for Beeps and
as a microphone bias, headphone drivers, and a
Clicks (PRB_P25)
mono speaker driver capable of driving a 4-Ω load.
• Programmable Digital Audio Processor for
The TLV320DAC3120 has a fully programmable
Bass Boost/Treble/EQ With up to Six Biquads
miniDSP for digital audio processing. The digital
for Playback
audio data format is programmable to work with
• Pin Control or Register Control for Digital
popular audio standard protocols (I
2
S, left/right-
Playback Volume-Control Settings
justified) in master, slave, DSP, and TDM modes.
• Integrated PLL Used for Programmable Digital
Bass boost, treble, or EQ can be supported by the
Audio Processor
programmable digital-signal processing block. An on-
• I
2
S, Left-Justified, Right-Justified, DSP, and
chip PLL provides the high-speed clock needed by
TDM Audio Interfaces
the digital signal-processing block. The volume level
• I
2
C Control With Register Auto-Increment
can be controlled by either a pin control or by register
• Full Power-Down Control
control. The audio functions are controlled using the
• Power Supplies:
I
2
C serial bus.
– Analog: 2.7 V–3.6 V
The TLV320DAC3120 is available in a 32-pin QFN
– Digital Core: 1.65 V–1.95 V
package.
– Digital I/O: 1.1 V–3.6 V
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2MATLAB is a trademark of The MathWorks, Inc.
3All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date. Products conform to
Copyright © 2009–2012, Texas Instruments Incorporated
specifications per the terms of the Texas Instruments standard warranty. Production
processing does not necessarily include testing of all parameters.
Verzeichnis
- ・ Abmessungen des Paketumrisses on Seite 107 Seite 108 Seite 109
- ・ Teilenummerierungssystem on Seite 3
- ・ Markierungsinformationen on Seite 107
- ・ Blockdiagramm on Seite 2
- ・ Technische Daten on Seite 4 Seite 5 Seite 6 Seite 7 Seite 8
- ・ Anwendungsbereich on Seite 1 Seite 113
- ・ Elektrische Spezifikation on Seite 4 Seite 5 Seite 6 Seite 7 Seite 8
