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AK5397 Datasheet, PDF (5/44 Pages) Asahi Kasei Microsystems – 32-Bit Stereo Premium ADC | |||
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[AK5397]
â Functions
No. Pin Name Power I/O
Function
1 LIN+
A I Lch Positive Analog Input Pin
2 LIN-
A I Lch Negative Analog Input Pin
3 TEST1
A
-
Test Pin
This pin must be connected to AVSS.
4 AVSS
A - Analog Ground Pin, 0V
5 HPFE
D
I
HPF Enable Pin
âLâ: Disable, âHâ Enable
6 CKS0
D I Clock Mode Select #0 Pin
7 CKS1
D I Clock Mode Select #1 Pin
8 CKS2
D I Clock Mode Select #2 Pin
Power down & Reset pin
9 PDN
D I âLâ: All blocks are powered-down and reset.
âHâ: Normal Operation
10 DVDD
D - Digital Power Supply Pin, 3.0V ~ 3.6V
11 DVSS
D - Digital Ground Pin, 0V
12 MCLK
D I Master Clock Input Pin
13 BICK
D
I/O
Serial Data Clock Pin
When PDN pin = âLâ, BICK outputs âLâ in master made.
14 LRCK
D
I/O
L/R Channel Select Clock Pin
When PDN pin = âLâ, LRCK outputs âLâ in master made.
15 SDTO1
D
O
Serial Data Output #1 Pin (Sharp Roll Off Filter Output)
When PDN pin = âLâ, SDTO1 outputs âLâ.
16 SDTO2
D
O
Serial Data Output #2 Pin (Short Delay or Minimum Phase Filter Output)
When PDN pin = âLâ, SDTO2 outputs âLâ.
Analog Input Overflow Detect Pin
17 OVF
D O This pin goes to âHâ if any analog inputs overflows
When the PDN pin = âLâ, the OVF pin outputs âLâ.
SDTO1 Output Mute Pin
18 SDM1
D I This function is synchronized with LRCK edges.
âLâ: Normal Operation, âHâ: âLâ output
SDTO2 Output Mute Pin
19 SDM2
D I This function is synchronized with LRCK edges.
âLâ: Normal Operation, âHâ: âLâ output
20 SDFIL
D
I
SDTO2 Digital Filter Select Pin
âLâ: Short Delay, âHâ: Minimum Phase
21 DIF
D
I
Audio Interface Format Pin
âLâ: 32bit MSB justified, âHâ: 32bit I2S Compatible
22 MSN
D
I
Master/Slave mode Select Pin
âLâ: Slave mode, âHâ: Master mode
23 DVSS
D - Digital Ground Pin, 0V
24 DVDD
D - Digital Power Supply Pin, 3.0 ~ 3.6V
25 TDMIN1
D
I TDM Data Input #1 Pin
26 TDMIN2
D
I TDM Data Input #2 Pin
27 TDM0
D
I
TDM I/F Format Enable Pin
âLâ: Normal Mode, âHâ: TDM Mode
28 TDM1
D
I
TDM I/F BICK Frequency Select Pin
âLâ: 256fs, âHâ: 128fs
014011535-E-00
-5-
2014/11
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