VS1053

Audio Codec

The VS1053 is a audio codec from VLSI Solution. View the full VS1053 datasheet below including key specifications, absolute maximum ratings.

Official VS1053 datasheet (PDF) — the source this page was extracted from.

Manufacturer

VLSI Solution

VS1053 Key Specifications

Parameter	Value
Data RAM	0.5+ KiB
DAC Resolution	18 bits
Instruction RAM	16 KiB
Earphone Load Impedance	30 Ω
Communication Interfaces	SPI (SDI, SCI), UART, I2S
I/O Supply Voltage (IOVDD)	1.8V to 3.6V
Operating Temperature Range	-30°C to +85°C
Analog Supply Voltage (AVDD)	2.5V to 3.6V
Full Scale DAC Output Voltage	1.64 Vpp to 2.06 Vpp
Input Clock Frequency (XTALI)	12 MHz to 13 MHz
Internal Clock Frequency (CLKI)	12 MHz to 55.3 MHz
Digital Core Supply Voltage (CVDD)	1.7V to 1.85V
Typical Active Power Consumption (AVDD)	36.9 mA
Typical Active Power Consumption (CVDD)	10 mA

VS1053 Overview

Part: VS1053b — VLSI Solution

Type: Audio Codec Circuit

Description: Audio codec featuring hardware decoding of Ogg Vorbis, MP3, AAC, WMA, and FLAC, encoding of PCM/IMA ADPCM/Ogg Vorbis, integrated stereo 18-bit DAC, stereo ADC, and earphone amplifier.

Operating Conditions:

Supply voltage (CVDD, core digital): 1.7 to 1.85 V (1.8 V typical)
Supply voltage (IOVDD, I/O): 1.8 to 3.6 V (2.8 V typical)
Supply voltage (AVDD, analog): 2.6 to 3.6 V (depending on VREF setting)
Operating temperature: -40 to +85 °C
Input clock frequency (XTALI): 12 to 13 MHz (12.288 MHz typical)
Internal clock frequency (CLKI): 12 to 55.3 MHz

Absolute Maximum Ratings:

Max supply voltage (AVDD): 3.6 V
Max supply voltage (CVDD): 1.85 V
Max supply voltage (IOVDD): 3.6 V
Voltage at Any Digital Input: -0.3 V to IOVDD + 0.3 V
Current at Any Non-Power Pin: ±50 mA
Max junction/storage temperature: +150 °C (storage temperature: -65 to +150 °C)

Key Specs:

DAC resolution: 18 bits
DAC total harmonic distortion: 0.04% max (-3 dB of full-scale)
DAC dynamic range: 100 dB typ (DAC unmuted, A-weighted)
DAC signal-to-noise ratio: 94 dB typ (full-scale signal)
Analog output load resistance: 16 Ω min, 30 Ω typ
Microphone input S/N ratio: 60 dB min, 72 dB typ
Line input total harmonic distortion: 0.005% typ, 0.014% max
Line input S/N ratio: 85 dB min, 90 dB typ

Features:

Decodes Ogg Vorbis, MP3, MP1/MP2, AAC-LC, HE-AAC v2, WMA 4.0–9, General MIDI 1 / SP-MIDI, FLAC, and WAV
Encodes stereo IMA ADPCM, PCM, and Ogg Vorbis (with software plugin)
Stereo earphone driver capable of driving 30 Ω loads
Proprietary low-power VS_DSP4 processor core with user-programmable RAM
Serial Control Interface (SCI) and Serial Data Interface (SDI) over SPI
I2S output interface for external DAC
EarSpeaker spatial processing and digital bass/treble controls

Applications:

Portable audio and MP3 players
Voice recorders and streaming audio devices
Embedded audio systems and co-processor sound generation

Package:

LQFP-48

VS1053 Features

· Decodes Ogg Vorbis; MP3 = MPEG 1 & 2 audio layer III (CBR +VBR +ABR); MP1/MP2 = layers I & II optional; MPEG4/2 AAC-LC(+PNS), HE-AAC v2 (Level 3) (SBR + PS); WMA4.0/4.1/7/8/9 all profiles (5-384 kbps); General MIDI 1 / SP-MIDI format 0 files; FLAC with software plugin; WAV (PCM + IMA ADPCM)

Encodes Ogg Vorbis w/ software plugin
Encodes stereo IMA ADPCM / PCM
Streaming support for MP3 and WAV
EarSpeaker Spatial Processing
Bass and treble controls
Operates with a single 12..13 MHz clock
Can also be used with a 24..26 MHz clock
Internal PLL clock multiplier
Low-power operation
High-quality on-chip stereo DAC with no phase error between channels
Zero-cross detection for smooth volume change
Stereo earphone driver capable of driving a 30 Ω load
Quiet power-on and power-off

VS1053 Absolute Maximum Ratings

Parameter	Symbol	Min	Max	Unit
Analog Positive Supply	AVDD	-0.3	3.6	V
Digital Positive Supply	CVDD	-0.3	1.85	V
I/O Positive Supply	IOVDD	-0.3	3.6	V
Current at Any Non-Power Pin 1			± 50	mA
Voltage at Any Digital Input		-0.3	IOVDD+0.3 2	V
Operating Temperature		-40	+85	◦ C
Storage Temperature		-65	+150	◦ C

VS1053 Recommended Operating Conditions

Parameter	Symbol	Min	Typ	Max	Unit
Ambient Operating Temperature		-40		+85	◦ C
Analog and Digital Ground 1	AGND DGND		0.0		V
Positive Analog, VREF=1.23V 2	AVDD12	2.6	2.8	3.6	V
Positive Analog, VREF=1.65V 2	AVDD16	3.3	3.3	3.6	V
Positive Digital	CVDD	1.7	1.8	1.85	V
I/O Voltage	IOVDD	1.8	2.8	3.6	V
Input Clock Frequency 3	XTALI	12	12.288	13	MHz
Internal Clock Frequency	CLKI	12	36.864	55.3	MHz
Internal Clock Multiplier 4	CLKM	1 . 0 ×	3 . 0 ×	4 . 5 ×
Master Clock Duty Cycle		40	50	60	%

4 CHARACTERISTICS & SPECIFICATIONS

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part Number	Manufacturer	Package
VS1053A/B	VLSI Solution	LQFP-48
VS1053B	VLSI Solution	LQFP-48

More datasheets

All VLSI Solution datasheets (3)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

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