EN 151
3139 785 31150
9.
Circuit- and IC description
IC7500 - MSP3415G - Multi Sound Processor
BLOCK
DIAGRAM
MSP34x5G
D_CTR_I/O-1
D_CTR_I/O-0
SC1_OUT_R
SC1_OUT_L
I2S_DA_OUT
DACM_R
DACM_L
26
27
16
30
31
8
9
ANA_IN-
I2S_DA_IN1
I2S_DA_IN2
ASG
SC1_IN_L
SC1_IN_R
SC2_IN_L
SC2_IN_R
MONO_IN
ADR_SEL
I2C_CL
I2C_DA
13
12
10
43
37
38
40
41
39
21
17
2
3
18
ADR_CL
I2S_WS
XTAL_IN
I2S_CL
XTAL_OUT
14
15
5
6
A VSS
44
AHVSS
AGNDC
DVSS
VREF1
VREF2
VREFTO
P
RESETQ
STANDBYQ
TESTEN
TP
7
4
11
22
42
25
29
20
36
35
CAPL_M
34
DVSUP
A VSUP
AHVSUP
33
19
1
N.C.
23
24
28
32
N.C.
N.C.
N.C.
De-
Modulator
Pr
e-
pr
ocessing
Sour
ce
select
Pr
e-
pr
ocessing
ADC
ADC
Pr
escale
SCAR
T
DSP
input
select
Loud-
speaker
sound
pr
oeessing
Loud-
speaker
sound
pr
oeessing
DAC
DAC
SCAR
T
Output
select
X'tal
Oscillator
I
2
S
Contr
ol
I
2
C
Contr
ol
ADR BUS
Figure 9-10