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MZ-R900
32
32
32
32
32
32
2930313233343536373839404142
43
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51
52
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1
53
2 3 4 5 6 7 8 9 10 11 12 13 14
15
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19
20
21
22
24
23
25
26
27
28
VB
BATM
CHGSW
RS
INP2
INM2
RF2
DCIN
CHGMON
SVREF
GAIN
CHG
DREG
GND
SW
RECON
OE
CLK
RI
FI
EFM
VIO
VC
V
RECO1
LI1
PGND1
PGND1
LI1
VRECO2
VREC
DTC
INP1
INM1
RF1
DW TP
DW BT
CVREF
GND
VREF
VC2
C1L
C1H
VG2
C2L
C2H
VG3
HA
PGND3
HB
VG
VRECIN
2
OUTB
PGND2
PGND2
OUTA
VRECIN1
OUTPUT SW
CONTROL
OUTPUT SW
CONTROL
PWM
SYSTEM
OUTPUT SW
CHARGE
CONTROL
DC IN
DETECT
DC IN
BANDGAP
HI-BRIDGE
PRE DRIVER
EFM
PRE DRIVER
CHARGE
PUMP 2
CHARGE
PUMP 1
VREF
BUFFER
SET-UP DOWN
PRE DRIVER
LEVEL
SHIFT
VC AMP
CHARGE
MONITOR
X2/X4
BATTERY
CHARGER
&
REGULATOR
VC VG DC IN
DC IN
DC IN
DC IN
DC IN
VIO
VIO VC
VC
VC
VC
VC2
VC2 VG
VC
VG
VG2
SW
VGC
VG3
VG3VG2
VG
VC
VG3
42 41 40 39 38 36 35 34 33 32 31 30 2937
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1413121110987654321
56
55
54
53
52
51
50
49
48
47
46
45
44
43
+
–
+
–
CLK
SLEEP
FFCLR
VAIFON
CLKSEL
GND
VB
VREF
RSTREF
CRST
XRST
VC2
VD
NC
P
GND2
P
GND2
L2
VL
VLO
VL
GND
VRMC
VSTB
XWK4
XWK3
XWK2
XWK1
VLON
L1
RF1
INM1
DTC1
DTC2
RF2
INM2
PWM1
PWM2
VG
LG
PGND2
L2
NC
VIF
VA
VAFB
VDFB
VIFFB
VC
VCO
VC
VC OUT
L1
NC
PGND1
PGND1
GND
SERIES PASS
REGULATOR VA
SERIES PASS
REGULATOR VD
POWER
SWITCH 2
STEP-UP
PRE DRIVER
STEP-UP
PRE DRIVER
POWER
SWITCH 1
OUTPUT
SW
PWM
START-UP
PWM
OUTPUT SW
SERIES PASS
REGULATOR VIF
BANDGAP
REFERENCE
OUTPUT SW
SYSTEM
CONTROL
STEP-UP
DC/DC
CONVERTER
OUTPUT
SW
OUTPUT SW
OUTPUT SW
VC VC VC
VC
VC
VC
VSTB
VSTB
VB
VG
VG
VB VB VC VG
VG
VG
VC
VB
VG
VC
• IC Block Diagrams
IC301 AK4562VNS-L
IC302 AN7536FHNABV IC303 NJM2173APC1 (TE2)
IC501 SN761057DBT IC551 SC111257FCR2 IC601 XPC18A22FCR2
IC901 XPC18A32FCR2
8
9
10
11
12
13
14
28
27
26
25
24
23
22
1 2 3 4 5 6 7
15161719 182021
CLOCK
DIVIDER
AUDIO I/F
CONTROLLER
A/D CONVERTER
/HPF
D/A
CONVERTER
GAIN
AMP
GAIN
AMP
GAIN
AMP
GAIN
AMP
CONTROL
REGISTER
I/F
ROUT1
OPGAL
LOUT1
SSB
PDN
CSN
CCLK
SDTO
SDTI
BCLK
MCLK
TST
LRCK
CDTI
VCOM
AGND
VA
VREF
VD
DGND
VT
OPGAR
LOUT2
ROUT2
LIN1
RIN1
LIN2
RIN2
1
2
5
3
4
6 7 8
13141516
12
11
10
9
+
–
+
–
MUTE
RF1 RF2
BEEP
HEADPHONE
/LINE
SW
GA R
BEEP
MUT
E
HP/L
R IN
GND
L IN
RIP FI
CR
VCC1
RIP F2
VCC2
ROUT
GND
L OUT
GA L
9
8
7
6
5
101112
4321
13
14
15
16
AMP 1
AMP 2
GV
REG
REG
MIC V+1
IN1
DC CUT 1
GV
MIC V+2
IN2
D
C CUT 2
NOISE
GND
V+
STBY
OUT 1
NC
NC
OUT 2
1
TE
REXT
Wpp LPF
VREF
C
D
D-C
Iy
Ix
Jx
Jy
A
A-C
B
ADIP-IN
FE
ABCD
OFC-C1
OFC-C2
PS
LP
EQ
AGND
RF
CCSL2
VC
RESET
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
39
AVCC
38
37
36
35
34
31
30
29
28
27
26
25
24
23
40
41
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
OF TRK
ABCD
Tpp/Wpp
43
PRE DRIVER
PRE DRIVER
+
–
48
47
44
45
46
49
50
51
+
–
52
+
–
53
54
55
56
1 2 3 4 5
42 41 39 373840
+
–
+
–
6
3PHASE
CONTROL
35 34 3336 31 30 2932
8 9 107 12 13 14
15
11
H-BRIDGE
CONTROL
PRE DRIVER
H-BRIDGE
CONTROL
26
27
28
24
23
22
21
20
25
17
16
18
19
VC
VC
VG
VG
VC
VC VC
H-BRIDGE
CONTROL
H-BRIDGE
CONTROL
VC
VG
VC
VC
VC VG
PRE DRIVER PRE DRIVER
VC
VC
VG
VC VG
BIAS
PGNDW
UO
PGNDUV
WO
VMVW
VO
VMU
GND2
CPWI
CPVI
CPUI
COM
CPWO
CPVO
CPUO
WI
VI
UI
PWM
OE
RO1
PGND1
FO1
VM1
RO2
PGND2
FO2
VM12
VM2
FI4
RI4
VM4
FI3
VG
VC
GND1
PWM24
RI3
FI2
RI2
RI1
FI1
CPAIP
CPAIM
CPBIM
CPBO
CPAO
CPBIP
RO3
PGND3
FO3
VM3
RO4
PGND4
FO4
VM34