115dB 768kHz/32-bit 6ch Premium ADC

  • Inquiry
  • Digi-Key
  • Evaluation Board Manual
  • Data Sheet


Premium ADCs Premium ADC AK555X
VELVET SOUND The AK5556 is a 32bit, 768kHz sampling, differential input A/D converter for digital audio systems. It integrates an 6-channel A/D converter, suitable for mixers and automotive amplifier units.
The AK5556 achieves 115dB dynamic range, 106dB S/(N+D) and 122dB dynamic range in 6-to-1 mode while keeping low power consumption performance. Four types of digital filters are selectable according to the application. The AK5556 can be easily connected to a DSP by supporting TDM audio formats.


Premium ADC AK5556VN

Key Features

3rd Generation 32-bit Premium  Multichannel A/D Converters

  Product Name
 Premium High-end A/D Converters
 ● Number of Channel  2ch  4ch  6ch  8ch
 ● DR, S/N  115dB *
  - Channel Summation Function
  - Channel Summation DR, S/N
 118dB (2-to-1 mode)
 121dB (4-to-1 mode)
 118dB (4-to-2 mode)
 122dB (6-to-1 mode)
 121dB (4-to-1 mode)
 118dB (6-to-3 mode)
 124dB (8-to-1 mode)
 121dB (8-to-2 mode)
 118dB (8-to-4 mode)
 ● THD+N  -106dB
 ● Sampling Rate  8kHz to 768kHz
 ● Output Format

 PCM mode: 24-bit/32-bit justified, I2S or TDM
 DSD mode: DSD Native 64(2.8MHz), 128(5.6MHz), 256(11.2MHz)
 ● Sound Color  Four Types Digital Low-pass Filters
 - Short Delay Sharp Roll-off, GD=5/fs
 - Short Delay Slow Roll-off, GD=5/fs
 - Sharp Roll-off
 - Slow Roll-off
   Digital High-pass Filters
 ● Resolution  32bit
 ● Input Method  Full Differential Input
 ● VELVET SOUND Technology    Low-distortion Technology
 ● Cascade TDM I/F  TDM512: fs= 48 kHz, TDM256: fs= 96 kHz or 48 kHz, TDM128: fs= 192 kHz, 96 kHz or 48 kHz
 ● Serial Interface  3-wire Serial and I2C μP I/F (Pin setting available)
 ● Operation Mode  Master mode / Slave mode
 ● Detection Function  Input Overflow Flag
 ● Power Supply  Analog:4.5 to 5.5V Digital:1.7 to 1.98V / 3.0 to 3.6V
 ● Operation Temperature  -40 to 105°C
 ● Power Consumption
  (@AVDD=5.0V, TVDD=3.3V, fs=48kHz)
 83mW  140mW  206mW  261mW
 ● Package  48-pin QFN (7mm x 7mm)
 64-pin QFN (9mm x 9mm)
 ● Sales Start  Available Now  Available Now  Apr/2016  Available Now

>> Read more

Block Diagram

Block Diagram

Page Top