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AK4556
High-Performance 24-bit 3V Stereo Codec
The AK4556 is a 24-bit 192kHz 3V CODEC designed for such digital audio application as live sound equipments requiring high performance and low power operation. Dynamic range at 3V operation is 103dB and 106dB for ADC and DAC, respectively. The AK4556 is available in a 20-pin TSSOP package.
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- Sampling Frequency: 8 kHz to 216kHz
- Audio Interface Format:
ADC: 24-bit left justified or I2S
DAC: 24-bit left justified, 24-bit right justified or I2S
- Supporting master and slave mode operation
- Master Clock:
Slave mode:
256fs, 384fs, 512fs or 768fs by Normal speed mode
256fs or 384fs by Double speed mode
128fs or 192fs by Quad speed mode
Master mode:
256fs or 512fs by Normal speed mode
256fs by Double speed mode
128fs by Quad speed mode
- Single-ended ADC:
Dynamic Range 103dB@VA=3.0V
S/(N+D) 91dB@VA=3.0V
Built-in HPF for DC-offset elimination (fc = 1Hz @ fs=48kHz)
Input Signal 2.1Vpp @VA=3.0V
- Single-ended DAC:
Dynamic Range 106dB@VA=3.0V
S/(N+D) 90dB@VA=3.0V
Digital de-emphasis for 32kHz, 44.1kHz and 48kHz sampling
Output Signal 2.1Vpp @VA=3.0V
- Power Supply:
2.4 to 3.6V in Normal or Double Speed operation mode
2.7 to 3.6V in Quad Speed operation mode
Power Supply Current: 27.5mA
- Power Consumption: Supply Current:
82.5 mW at VA=3.0V
- Operation Temperature Range:
-40 to 85°C
- Package: 20-pin TSSOP
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Applications
- Electric Music Instruments
- Portable professional sound recorders
- Car Audio systems
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AK4556 BLOCK DIAGRAM
Data Sheet PDF
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Download Datasheet
AK4556
November 2006
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Download Eva.Board Manual
AKD4556
August 2006
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