AK4620A Datasheet, PDF (2/42 Pages) Asahi Kasei Microsystems – 24 BIT 192KHZ AUDIO CODEC WITH IPGA

ASAHI KASEI
„ Block Diagram
[AK4620A]
AINL+
AINL-/NC
AINR+
AINR-/NC
OVFL/DZFL
OVFR/DZFR
AOUTL+
AOUTL-
AOUTR+
AOUTR-
ADMODE
ADC _{HPF DATT}
OVF
Audio I/F
Controller
DAC
DATT
SMUTE
Control Register I/F
VD
VT
DGND
PDN
LRCK
BICK
SDTO
SDTI
MCLK
DFS0
P/S
VCOM VREF VA AGND
DEM0
Figure 1. Block Diagram
CSN/
DIF
CCLK/ CDTI/
CKS1 CKS0
• Compatibility with AK4528 / AK4524
Function
Max fs
ADC Inputs
Input analog PGA
Input digital ATT
ADC S/(N+D)
ADC DR, S/N
ADC Digital Filter SA
ADC Overflow detection
DAC S/(N+D)
DAC DR, S/N
Output digital Attenuator
DAC DSD mode
DAC Zero-data detection
X’tal Oscillating Circuit
Master Mode
Parallel Mode
AK4524
96kHz
Single-ended
0dB ~ +18dB
0.5dB/step
Mute, -72dB ~ 0dB
Pseudo-log step
90dB
100dB
75dB
-
94dB
110dB
Mute, -72dB ~ 0dB
Pseudo-log step
-
-
X
X
-
AK4528
108kHz
Differential
-
Mute, -72dB ~ 0dB
Pseudo-log step
94dB
108dB
75dB
-
94dB
110dB
Mute, -72dB ~ 0dB
Pseudo-log step
-
-
-
-
X
AK4620A
216kHz
Single-ended
Differential
0 ~ +18dB
0.5dB/step
-
Mute,-63.5dB ~ 0dB Mute,-63.5dB ~ 0dB
0.5dB/step
0.5dB/step
92dB
100dB
110dB
113dB
100dB
X
100dB
115dB
Mute, -48dB ~ 0dB Mute, -48dB ~ 0dB
Linear 256 steps Linear 256 steps
X
X
-
-
X
X: Available, -: NOT available
MS0368-E-00
-2-
2004/12