MD-S301/S301W
– 42 –
IC702 VHiiR3R54N/-1 (IR3R54N): Audio Amp.
IC831, IC832 VHiiR3M09N/-1 (IR3M09N): Power Driver
1
2
3
4
8
7
6
5
NC
GND
DO
DI
V
CC
CS
SK
PROTECT
8 Pin SSOP
Top view
IC402 VHiS29L294A-1 (S29L294A): E
2
-PROM
12
OSCIN
OSCOUT
ROSC
STATE
VCC
OUT
VREF
OSC
STAND-BY
VREF
PWM
LOGIC
Vcc
1
2
DB
EAIN(-)
EAIN(+)
EAOUT
GND
11
10
9
8
7
1
2
3
4
5
6
13
LATCH
12 R OUTPUT
14
CLOCK
11 R HP INPUT
LINE R INPUT
MIC SELECT R INPUT
MIC R OUTPUT
R HEADPHONE OUTPUT
MIC SELECT L INPUT
MIC L OUTPUT
L HEADPHONE OUTPUT
L OUTPUT
LINE L OUTPUT
L HP INPUT
15
SERIAL DATA
10
16
9
17
VEE
VCC
8
HP AMP BIAS
18
7
A GND
D GND
19
6
20
5
21
BIAS INPUT
MIC R INPUT
MIC L INPUT
MIC GND
4
22
3
23
2
24
1
LOGIC INPUT SECTION
HP
HP
LOGIC
INPUT
Figure 42 BLOCK DIAGRAM OF IC
Summary of Contents for MD-S301
Page 44: ...MD S301 S301W 44 M E M O ...
