AK4112B_12 Datasheet, PDF (4/31 Pages) Asahi Kasei Microsystems – High Feature 96kHz 24bit DIR

[AK4112B]
PIN/FUNCTION
No. Pin Name
I/O
Function
1 DVDD
2 DVSS
3 TVDD
V
4
TX
- Digital Power Supply Pin, 3.3V
- Digital Ground Pin
- Input Buffer Power Supply Pin, 3.3V or 5V
O Validity Flag Output Pin in Parallel Mode
O Transmit channel (through data) Output Pin in Serial Mode
5 XTI
I X'tal Input Pin
6 XTO
O X'tal Output Pin
7 PDN
8R
9 AVDD
Power-Down Mode Pin
I
When “L”, the AK4112B is powered-down and reset.
-
External Resistor Pin
18kΩ +/-1% resistor to AVSS externally.
- Analog Power Supply Pin
10 AVSS
- Analog Ground Pin
11 RX1
Receiver Channel 1
I
This channel is selected in Parallel Mode or default of Serial Mode.
12 ^DIF0
RX2
I Audio Data Interface Format 0 Pin in Parallel Mode
I Receiver Channel 2 in Serial Mode
DIF1
13
RX3
DIF2
14
RX4
15 AUTO
16 P/S
17 FS96
18 ERF
19 LRCK
20 SDTO
21 BICK
I Audio Data Interface Format 1 Pin in Parallel Mode
I Receiver Channel 3 in Serial Mode
I Audio Data Interface Format 2 Pin in Parallel Mode
I Receiver Channel 4 in Serial Mode
O
Non-PCM Detect Pin
“L”: No detect, “H”: Detect
I
Parallel/Serial Select Pin
“L”: Serial Mode, “H”: Parallel Mode
96kHz Sampling Detect Pin
O
(RX Mode) “H”: fs=88.2kHz or more, “L”: fs=54kHz or less.
(X’tal Mode) “H”: XFS96=1, “L”: XFS96=0.
Unlock & Parity Error Output Pin
O
“L”: No Error, “H”: Error
I/O Output Channel Clock Pin
O Audio Serial Data Output Pin
I/O Audio Serial Data Clock Pin
22 DAUX
I Auxiliary Audio Data Input Pin
23 MCK02
24 MCK01
OCKS0
25
CSN
O Master Clock #2 Output Pin
O Master Clock #1 Output Pin
I Output Clock Select 0 Pin in Parallel Mode
I Chip Select Pin in Serial Mode
OCKS1
26
CCLK
I Output Clock Select 1 Pin in Parallel Mode
I Control Data Clock Pin in Serial Mode
CM1
27
CDTI
I Master Clock Operation Mode Pin0 in Parallel Mode
I Control Data Input Pin in Serial Mode
28 ^CM0
CDTO
I Master Clock Operation Mode Pin1 in Parallel Mode
O Control Data Output Pin in Serial Mode
Note 1: All input pins except internal pull-down pins should not be left floating.
MS0078-E-03
-4-
2012/01