JVC KD-LH3101 Service Manual page 46

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4.20 PCM1716E-X (IC571) : D/A converter
• Pin layout
28
1
• Block diagram
BCK
LBCK
DATA
ML/llS
MC/DM1
MD/DM0
Control
CS/WO
MODE
MUTE
RST
TE
L 13942296513
• Pin function
Pin No. Symbol I/O
1 LRCK I LRCK clock input
2 DATA I Serial audio data input
3 BCK I Bit clock input for serial audio data
4 CLKO O Buffered output of system clock
5 XTI I Oscillator input / External clock input
6 XTO O Oscillator output
7 DGND - Digital ground
8 VDD - Digital power +5V
9 VDD2R - Analog power +5V
10 AGND2R - Analog ground
11 EXTR O Rch common pin of analog output amp
12 NC - Non connection
13 VOUTR O Rch analog voltage output of audio
signal
14 AGND1 - Analog ground
15 www Vcc1 - Analog power +5V
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1-46 (No.49843)
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15
14
Serial
Input
8X Oversampling
I/F
Digital Filter
with
Function Controller
Mode
BPZ-Cont
SCK
I/F
Crystal OSC
XTI XTO CLKO
Function
x ao
y
i
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8
DAC
Mult-level
Delta-Sigma
Modulator
DAC
Open drain
Power Supply
Q Q
3 6 7 1 3
Vcc1 AGND1 Vcc DGND
Pin No. Symbol I/O
16 VOUTL O Lch analog voltage output of audio
17 NC - Non connection
18 EXTL O Lch common pin of analog output amp
19 AGND2L - Analog ground
20 Vcc2L - Analog power +5V
21 ZERO O Zero data flag
22 RST I Reset
23 CS/IWO I Chip select / Input format selection
24 MODE I Mode control select
25 MUTE I Mute control
26 MD/DM0 I Mode control, Data / De-emphasis
27 MC/DM1 I Mode control, BCK / De-emphasis
28 ML/IIS I Mode control, WDCK / Input format
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2 9 9 4 2 8
VoutL
Low-pass
Filter
EXTL
Low-pass
VoutR
Filter
EXTR
ZERO
1 5 0 5 8 2 9 9 4
Function
signal
selection 1
selection 2
m
selection
co
9 9
2 8 9 9