Pin Functions
noitcnuFO/IemaN.oNniP
1 RXOUT1 O RX0-6 input S/PDIF through output pin 1
2RX0I
5
(pd) 5V withstand voltage TTL input level compatible S/PDIF input pin (connected to GND when RX1 is set)
3 RX1 I(pd) Co-axial compatible S/PDIF input pin (supported demodulation sampling frequency of up to 96kHz)
4RX2I
5
(pd) 5V withstand voltage TTL input level compatible S/PDIF input pin (connected to GND when RX1 is set)
5RX3I
5
(pd) 5V withstand voltage TTL input level compatible S/PDIF input pin
6 DGND Digital GND
7DV
DD
Digital power supply (3.3V)
8RX4I
5
(pd) 5V tolerable TTL input level compatible S/PDIF input pin
9RX5I
5
(pd) 5V tolerable TTL input level compatible S/PDIF input pin
10 RX6 I
5
(pd) 5V tolerable TTL input level compatible S/PDIF input pin
11 DV
DD
Digital power supply (3.3V)
12 DGND Digital GND
13 LPF O PLL loop filter connection pin
14 AV
DD
Analog power supply (3.3V)
15 AGND Analog GND
16 RMCK O R system clock output pin (VCO, 512fs, XIN)
17 RBCK O/I R system bit clock I/O pin (64fs)
18 DGND Digital GND
19 DV
DD
Digital power supply (3.3V)
20 RLRCK O/I R system LR clock I/O pin (fs)
21 RDATA O
Serial audio data output pin
22 SBCK O
S system bit clock output pin (16fs, 32fs, 64fs, 128fs)
23 SLRCK O
S system LR clock output pin (fs/4, fs/2, fs, 2fs)
24 SDIN I
5
External serial audio data input pin
MOUT
39
38
37
DI
RERR
SLRCK
SDIN
DO
36
42
41
40
45
44
43
48
47
46
CL
CE
DGND
XMODE
GPIO0
DV
DD
GPIO2
GPIO1
RXOUT2
GPIO3
INT
35
CKST
34