Pin Description - Marantz SR5023 Service Manual

M61541FP
IC34 : M61541FP
Block Diagram and Pin Configuration
20
BASL2 21
22
BASL1
TRER 23
TREL 24
25
AGND
INR 26
INL 27
N.C
N.C.
28
N.C
29 N.C.
N.C
30 N.C.
31
M61541FP

Pin Description

Pin No.
1, 8, 25, 32
2, 3, 28, 29, 30, 31,
33, 34, 35, 36, 39, 40
4
5
6
7
9
10
11
12
13
14
15
Rev.1.0 Sep 09, 2004 page 2 of 15
16
17
18
19, 20
21, 22
23
24
26
27
37
38
19 18 17 16 15 14
MCU I/F
Gain
Gain
Control Control
+
+
Gain
Bass
Control
/Tre
+
Bass
/Tre
25k
25k
Cch Vol SWch Vol
Rch Vol
25k
Logic
Lch Vol
AVCC
32 33 34 35 36 37
Pin Name
AGND
NC
CIN
SWIN
SLIN
SRIN
SROUT
SLOUT
SWOUT
COUT
DVDD
DATA
CLOCK
DGND
ROUT
LOUT
BASR1, BASR2
BASL1, BASL2
TRER
TREL
RIN
LIN
AVCC
AVEE
13 12 11
DVDD
SLOUT
10
SROUT
9
Gain Gain Gain
Control Control Control
8 AGND
+ + +
SRIN
7
25k 25k 25k
SLch Vol SRch Vol
6 SLIN
5 SWIN
4 CIN
3 N.C
N.C.
2 N.C
N.C.
AGND
1
AVEE
38 39 40
Analog Ground
NC
Input pin of C channel
Input pin of SW channel
Input pin of SL channel
Input pin of SR channel
Output pin of SR channel
Output pin of SL channel
Output pin of SW channel
Output pin of C channel
Power supply to internal logic circuit
Input pin of control data
Input pin of control clock
Ground of internal logic circuit
Output pin of R channel
Output pin of L channel
Frequency characteristic setting pin of R channel tone control (BASS)
Frequency characteristic setting pin of L channel tone control (BASS)
Frequency characteristic setting pin of R channel tone control (Treble)
Frequency characteristic setting pin of L channel tone control (Treble)
Input pin of R channel
Input pin of L channel
Positive power supply to internal analog circuit
Negative power supply to internal analog circuit
39
Preliminary
Function
Preliminary