LC89057W-VF4A-E
4. Pin Assignment
36 35 34 33 32 31 30 29 28 27 26 25
24
23
22
21
20
19
18
17
16
15
14
13
37
38
39
40
SDIN
DO
DI
SLRCK
SBCK
CE
CL
RDATA
RLRCK
41
42
43
44
45
46
47
48
XMODE
DGND
DV
DD
LC89057W-VF4A-E
DGND
RBCK
RMCK
AGND
DV
DD
TMCK/PIO0
TBCK/PIO1
TLRCK/PIO2
TDATA/PIO3
TXO/PIOEN
AV
DD
LPF
1
2
3
4
5
6
7
8
9
10 11 12
* : Pull-down resistor internal
Top view
5. Pin Functions
Table 5.1 Pin Functions
Pin No.
1
Name
RXOUT
RX0
I/O
Function
O
I5
I
Output pin of Input bi-phase selection data
Input pin of TTL-compatible digital data
2
3
RX1
Digital data input pin with built-in amplifier that supports coaxial
Input pin of TTL-compatible digital data
Input pin of TTL-compatible digital data
Digital GND
4
RX2
I5
I5
5
RX3
6
DGND
7
DV
DD
Digital power supply
8
RX4
I5
I5
I5
Input pin of TTL-compatible digital data
TTL-compatible digital data || Validity flag input pin for modulation
TTL-compatible digital data || User data input pin for modulation
Digital power supply for PLL
9
RX5/VI
RX6/UI
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
DV
DD
DGND
LPF
Digital GND for PLL
O
PLL loop filter connection pin
AV
DD
Analog power supply for PLL
AGND
RMCK
RBCK
DGND
Analog GND for PLL
O
R system clock output pin (256fs, 512fs, XIN, VCO)
R system bit clock input/output pin (64fs)
Digital GND
O/I
DV
DD
Digital power supply
RLRCK
RDATA
SBCK
O/I
O
R system LR clock input/output pin (fs)
Output pin of serial audio data
O
S system bit clock output pin (32fs, 64fs, 128fs)
S system LR clock output pin (fs/2, fs, 2fs)
Input pin of serial audio data
SLRCK
SDIN
O
I5
Continued on next page.
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