KD-SX985
1-42
BCK
VoutL
Vcc2L
Vcc2R
A
GND2L
A
GND2R
EXTL
EXTR
ZERO
VoutR
Serial
Input
8X Oversampling
Digital Filter
with
Function Controller
SCK
Crystal OSC
XTI
XTO
CLKO
Vcc1
Vcc
AGND1
DGND
Power Supply
Open drain
Low-pass
Filter
Low-pass
Filter
BPZ-Cont
Mult-level
Delta-Sigma
Modulator
DAC
DAC
I/F
LBCK
DATA
ML/llS
Mode
I/F
Control
MC/DM1
MD/DM0
CS/WO
MODE
MUTE
RST
PCM1716E-X (IC571) : D/A converter
1. Pin layout
2. Block diagram
3. Pin function
1
14
28
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
I
I
I
O
I
O
-
-
-
-
O
I
I
I
I
I
I
I
LRCK clock input
Serial audio data input
Bit clock input for serial audio data
Buffered output of system clock
Oscillator input / External clock input
Oscillator output
Digital ground
Digital power +5V
Analog power +5V
Analog ground
Rch common pin of analog output amp
Non connection
Rch analog voltage output of audio signal
Analog ground
Analog power +5V
Lch analog voltage output of audio signal
Non connection
Lch common pin of analog output amp
Analog ground
Analog power +5V
Zero data flag
Reset
Chip select / Input format selection
Mode control select
Mute control
Mode control, Data / De-emphasis selection 1
Mode control, BCK / De-emphasis selection 2
Mode control, WDCK / Input format selection
LRCK
DATA
BCK
CLKO
XTI
XTO
DGND
VDD
VDD2R
AGND2R
Vcc2L
ZERO
RST
CS/IWO
MODE
MUTE
MD/DM0
MC/DM1
ML/IIS
Symbol
Function
Pin
No.
I/O
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