Teac PL-D200V Service Manual page 90

PCM1801U (A-D CONVERTER : IC41)
PIN ASSIGNMENTS (TOP VIEW)
Top View
1 V L
IN
2 V R
IN
3 DGND
4 V
DD
5
SCKI
6
BCK
7 LRCK
BLOCK DIAGRAM
PCM1801
Single-Ended-
V L to-Differential
IN
V 1
REF
Reference
V 2
REF
Single-Ended-
V R to-Differential
IN
V 1 14
REF
V 2 13
REF
AGND 12
PCM1801U
V 11
CC
10
FMT
9
BYPAS
DOUT 8
(+)
Converter
(— )
(— )
Converter
(+)
Power Supply
V AGND DGND V
CC DD
PIN DESCRIPTIONS
PIN NAME
SO
1
2
3 DGND
4
5
6
7
8
9 BYPAS
10
11
12
13
14
5th-Order
Modulator
x1/64
Decimation
and
High-Pass Filter
5th-Order
Modulator
I/O DESCRIPTION
V L IN Analog Input, Lch.
IN
V R IN Analog Input, Rch.
IN
Digital Ground
V Digital Power Supply
DD
SCKI IN System Clock Input; 256f
BCK IN Bit Clock Input
LRCK IN Sampling Clock Input
DOUT OUT Audio Data Output
IN HPF Bypass Control
FMT IN Audio Data Format
V Analog Power Supply
CC
AGND Analog Ground
V 2 Reference 2 Decoupling Capacitor
REF
V 1 Reference 1 Decoupling Capacitor
REF
Serial Data
Interface
Format
Control
Clock/Timing Control
, 384f , or 512f .
S S S
(1)
L: HPF Enabled
H: HPF Disabled
(1)
L: MSB-First, Left-Justified
2
H: MSB-First, I S
BCK
LRCK
DOUT
FMT
BYPAS
SCKI
105