Audio Front-Ends

austriamicrosystems provides a comprehensive family of integrated audio and power management solutions that integrate all of the typical analog functions required in mobile entertainment systems. austriamicrosystems‘ flexible and highly integrated audio front ends include functions such as low power, high quality audio DACs and ADCs, audio amplifiers, Li-Ion battery chargers, efficient DC/DC buck/boost power converters with dynamic voltage and frequency scaling capability, LDOs, ultra-lowpower RTC, high voltage backlighting power units. Combining high performance audio (DACs, ADCs and amplifiers) with high power DC/DC converters is where austriamicrosystems excels.

Part No.
 Description
 Datasheet
 Price (1k)*
 Buy
 Sample
 Power Management
 Main Audio Features
 Audio Codec SNR
 Speaker Amplifier
 Main Interface & Control
 USB Charger with Temp Supervision
 Boot ROM for Start-up Sequences
AS3510 Audio Front-end for Mobile Music Request $ 4.13     DCDC StepUp: 1x150mA @ 3.6V
DCDC StepDown: -
LDO: 2x50mA, 1x200mA
Charge: -
Current Sink: -		 Headphone Amp: 1x
Line Out: -
Line In: -
Microphone In: 1x
Audio Mix: yes		 DAC: 91dB
ADC: 83dB		 √ Gen. Purpose ADC: -
I2C & I2S: yes
SPDIF: -
RES & WDT: RES only
DRM Enabled (UID): -
AS3514 Stereo Audio Codec with System Power Management Request $ 5.50     "DCDC StepUp: 1x60mA @ 12V
DCDC StepDown: 1x250mA
LDO: 5x200mA, 1x2mA, 2x MIC
Charge Pump: -
Current Sink: 1x40mA (progr.)"
"Headphone Amp: 1x
Line Out: 1x
Line In: 2x
Microphone In: 2x
Audio Mix: yes"
 "DAC: 94dB
ADC: 83dB"
 √ "Gen. Purpose ADC: 10bit
I2C & I2S: yes
SPDIF: -
RES & WDT: yes
DRM Enabled (UID): 64bit"
 √ √
25
AS3515 Stereo Audio Codec with System Power Management Request $ 5.55     "DCDC StepUp: 1x60mA @ 12V
DCDC StepDown: -
LDO: 5x200mA, 1x2mA, 2x MIC
Charge Pump: 1x for Core
Current Sink: 1x40mA (progr.)"
"Headphone Amp: 1x
Line Out: 1x
Line In: 2x
Microphone In: 2x
Speaker Amplifier 1W
Audio Mix: yes"
 "DAC: 94dB
ADC: 83dB"
 √ "Gen. Purpose ADC: 10bit
I2C & I2S: yes
SPDIF: -
RES & WDT: yes
DRM Enabled (UID): 64bit"
 √ √
25
AS3517 Stereo Audio Codec with Advanced System Power Management Request $ 7.40     "DCDC StepUp: 1x60mA @ 12V, 1x500mA (USB)
DCDC StepDown: 1x500mA, 2x250mA
LDO: 4x200mA, 1x2mA, 2x MIC
Charge Pump: 1x10mA (for USB OTG)
Current Sink: 1x40mA (prog., log. Dimming)"
"Headphone Amp: 1x
Line Out: 2x
Line In: 2x
Microphone In: 2x
Audio Mix: yes"
 "DAC: 96dB
ADC: 90dB"
 "Gen. Purpose ADC: 10bit
I2C & I2S: yes
SPDIF: yes
RES & WDT: yes
DRM Enabled (UID): 64bit"
 √ √
25
AS3518 Stereo Audio Codec with Enhanced System Power Management Request $ 6.44     "DCDC StepUp: 1x60mA @ 12V
DCDC StepDown: 2x250mA
LDO: 4x200mA + 2x MIC
Charge Pump: -
Current Sink: 1x36mA (prog., log. Dimming)"
"Headphone Amp: 1x
Line Out: 1x
Line In: 3x
Microphone In: 1x
Audio Mix: yes"
 "DAC: 96dB
ADC: 96dB"
 "Gen. Purpose ADC: 10bit
I2C & I2S: yes
SPDIF: yes
RES & WDT: yes
DRM Enabled (UID): 64bit"
 √
+ Current Limitation"
 √
5
AS3542 Stereo Audio Codec with System Power Management Unit Request $ 3.40     "DCDC StepUp: 1x60mA @ 12V
DCDC StepDown: 2x250mA with DVM
LDO: 3x200mA, 1x50mA
Charge Pump: -
Current Sink: 1x36mA (prog., log. Dimming)" 		"Headphone Amp: 1x
Line In/Out: 1x
Microphone In: 1x
Audio Mix: yes"		 "DAC: 96dB
ADC: 85dB"		 "Gen. Purpose ADC: 10bit
I2C & I2S: yes
SPDIF: -
RES & WDT: yes
DRM Enabled (UID): 64bit"		 √
+ Current Limitation
+ Battery
Switch"		 √
5
(5 voltage
combinations each)"
AS3543 High End Stereo Audio Codec with System Power Management Request $ 4.80     "DCDC StepUp: 1x60mA @ 12V
DCDC StepDown: 2x250mA with DVM
LDO: 3x200mA, 1x50mA
Charge Pump: -
Current Sink: 1x36mA (prog., log. Dimming)" 		"Headphone Amp: 1x
Line In/Out: 1x
Microphone In: 1x
Audio Mix: yes"		 "DAC: 100dB
ADC: 85dB"		 "Gen. Purpose ADC: 10bit
I2C & I2S: yes
SPDIF: -
RES & WDT: yes
DRM Enabled (UID): 64bit"		 √
+ Current Limitation
+ Battery
Switch"		 √
5
(5 voltage
combinations each)"

* This list pricing is BUDGETARY, for comparing similar parts. Prices are per unit on the basis of 1k pieces in U.S. dollars and subject to change, net of applicable taxes. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates.

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