1-56 (No.49793)
4.20 PCM1716E-X (IC1571) : D/A converter
• Pin layout
• Block diagram
• Pin function
1
14
28
15
BCK
VoutL
Vcc2L
Vcc2R
AGND2L
AGND2R
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
Pin
No.
Symbol I/O
Function
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
O Rch common pin of analog output amp
O Rch analog voltage output of audio signal
15
Vcc1
- Analog power +5V
16
VOUTL
O Lch analog voltage output of audio signal
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 selection 1
27 MC/DM1
I Mode control, BCK /
De-emphasis selection 2
28
ML/IIS
I Mode control, WDCK /
Input format selection
Pin
No.
Symbol I/O
Function
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