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PDF AK4376 Data sheet ( Hoja de datos )
| Número de pieza | AK4376 | |
| Descripción | Low-Power Advanced 32-bit DAC | |
| Fabricantes | AKM | |
| Logotipo |  |
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[AK4376]
AK4376
Low-Power Advanced 32-bit DAC with HP
1. General Description
The AK4376 is stereo advanced 32-bit high sound quality audio DAC with a built-in
ground-referenced headphone amplifier. An internal circuit newly developed 32-bit digital filters for
better sound quality, achieving low distortion characteristics and wide dynamic range. The sampling
frequency supports up to 384 kHz. The AK4376 is available in a 36-pin CSP package, utilizing less
board space than competitive offerings.
2. Features
1. Stereo High Sound Quality Low Power Advanced 32-bit DAC
- 4 types of Digital Filter for Sound Color Selection
- 2 types of Operation Mode (High Performance Mode / Low Power Mode)
2. Ground-referenced Class-G Stereo Headphone-Amp
- Output Power: 25 mW @ 32Ω, THD+N < 60 dB
40 mW @ 16Ω, THD+N < 60 dB
- THD+N: 106 dB
- S/N: 125 dB
- Output Noise Level: 125 dBV (Analog Volume 14 dB)
- Analog Volume: +6 to 20 dB & Mute, 2 dB Step
- Ground Loop Noise Cancellation
3. Digital Audio interface
- Master/Slave mode
- Sampling Frequency:
Slave Mode: 8 k, 11.025 k, 12 k, 16 k, 22.05 k, 24 k, 32 k, 44.1 k, 48 k, 64 k, 88.2 k,
96 k, 128 k,176.4 k, 192 kHz, 256 k, 352.8 k, 384 kHz
Master Mode: 8 k, 11.025 k, 12 k, 16 k, 22.05 k, 24 k, 32 k, 44.1 k, 48 k, 64 k, 88.2 k,
96 k, 176.4 k, 192 kHz
- Interface Format: 32/24/16-bit I2S/MSB justified
4. Power Management
5. PLL
6. X’tal Oscillator
7. μP I/F: I2C (400 kHz)
8. Ta = 40 to 85C
9. Power Supply:
AVDD (DAC, PLL):
1.7 to 1.9 V
CVDD (HP-Amp, Charge Pump): 1.7 to 1.9 V
LVDD (LDO2 for Digital Core):
1.7 to 1.9 V (built-in LDO)
TVDD (Audio I/F):
1.65 to 3.6 V
10. Package: 36-pin CSP (2.74 x 2.56 mm, 0.4 mm pitch)
015014103-E-00-PB
-1-
2015/11
1 page  
[AK4376]
Thank you for your access to AKM products information.
More detail product information is available, please contact our sales
office or authorized distributors.
IMPORTANT NOTICE
0. Asahi Kasei Microdevices Corporation (“AKM”) reserves the right to make changes to the
information contained in this document without notice. When you consider any use or application
of AKM product stipulated in this document (“Product”), please make inquiries the sales office of
AKM or authorized distributors as to current status of the Products.
1. All information included in this document are provided only to illustrate the operation and
application examples of AKM Products. AKM neither makes warranties or representations with
respect to the accuracy or completeness of the information contained in this document nor
grants any license to any intellectual property rights or any other rights of AKM or any third party
with respect to the information in this document. You are fully responsible for use of such
information contained in this document in your product design or applications. AKM ASSUMES
NO LIABILITY FOR ANY LOSSES INCURRED BY YOU OR THIRD PARTIES ARISING FROM
THE USE OF SUCH INFORMATION IN YOUR PRODUCT DESIGN OR APPLICATIONS.
2. The Product is neither intended nor warranted for use in equipment or systems that require
extraordinarily high levels of quality and/or reliability and/or a malfunction or failure of which may
cause loss of human life, bodily injury, serious property damage or serious public impact,
including but not limited to, equipment used in nuclear facilities, equipment used in the
aerospace industry, medical equipment, equipment used for automobiles, trains, ships and
other transportation, traffic signaling equipment, equipment used to control combustions or
explosions, safety devices, elevators and escalators, devices related to electric power, and
equipment used in finance-related fields. Do not use Product for the above use unless
specifically agreed by AKM in writing.
3. Though AKM works continually to improve the Product’s quality and reliability, you are
responsible for complying with safety standards and for providing adequate designs and
safeguards for your hardware, software and systems which minimize risk and avoid situations in
which a malfunction or failure of the Product could cause loss of human life, bodily injury or
damage to property, including data loss or corruption.
4. Do not use or otherwise make available the Product or related technology or any information
contained in this document for any military purposes, including without limitation, for the design,
development, use, stockpiling or manufacturing of nuclear, chemical, or biological weapons or
missile technology products (mass destruction weapons). When exporting the Products or
related technology or any information contained in this document, you should comply with the
applicable export control laws and regulations and follow the procedures required by such laws
and regulations. The Products and related technology may not be used for or incorporated into
any products or systems whose manufacture, use, or sale is prohibited under any applicable
domestic or foreign laws or regulations.
5. Please contact AKM sales representative for details as to environmental matters such as the
RoHS compatibility of the Product. Please use the Product in compliance with all applicable laws
and regulations that regulate the inclusion or use of controlled substances, including without
limitation, the EU RoHS Directive. AKM assumes no liability for damages or losses occurring as
a result of noncompliance with applicable laws and regulations.
6. Resale of the Product with provisions different from the statement and/or technical features set
forth in this document shall immediately void any warranty granted by AKM for the Product and
shall not create or extend in any manner whatsoever, any liability of AKM.
7. This document may not be reproduced or duplicated, in any form, in whole or in part, without
prior written consent of AKM.
015014103-E-00-PB
-5-
2015/11
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet AK4376.PDF ] | |
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