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MZ-E300
• IC BLOCK DIAGRAMS
IC301 TA2131FL-EL
V REF
MT
SW
BST
SW
BEEP
19
20
21
22
23
24
18 17 16 15 14 13
PW
SW
12
11
10
8
7
BST1
9
BST2
654321
BST
AGC
PW
B
PW
A
ADD
TC MT
VCC
INR
INL
BEEP
OUTB
BEEP
OUTA
+B
OUTL
PWR
GND
OUTR
DET
AGC IN
BST OUT
BST NF2
LPF2
BST NF1
LPF1
VREF
VREF IN
GND
BEEP IN
BST SW
MUTE
STB
IC501 SN761057DBT
1
TE
REXT
Wpp-LPF
VREF
C
D
D-C
Iy
Ix
Jx
Jy
A
A-C
B
ADIP-IN
FE
ABCD
AVCC
OFC-1
OFC-2
PS
LP
EQ
AGND
RF
CCSL2
VC
XRST
SCK
SBUS
VREF075
PEAK
BOTM
DGND
OFTRK
S-MON
TON-C
CIG
CDN
ADFG
DVDD
PD-NI
PD-I
PD-O
43
44
TWpp
PK/BTM
Aw
CSLO
VREF075
A-C
D-C
Malfa
Mij
AwBPF
Dw
DwBPF
42
38
37
36
35
34
31
30
29
28
27
26
25
24
23
39
41
40
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
A+B+C+D
I+J
NPP
TON
CSL
Aw+Dw
TON Peak
TON Botm
ADIP
TE
TEMP
33
32
S-MONITOR
TE
RF
FE
APC
ADIP
T-ON
SERIAL
I/F
PEAK/BOTM
ABCD
Tpp/Wpp