Sony MZ-NH1 User Manual Page 36

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MZ-NH1
3636
MZ-NH1
IC Block Diagrams
IC301 AK5356VN-L
CONTROL
LOGIC
1
MODEB
2
BEEPIN
28
ENVG
27
ENREG
26
EN2
25
EN1
LEVEL
SHIFTER
3
DIN2
LEVEL
SHIFTER
4
DIN1
6
VSS
LEVEL
SHIFTER
5
OBEEP1
7
OUT1
24
VDD
23
MCK
22
VSS
BEEP
AMP
21
CL
20
CH
19
VG
18
NC
17
OBEEP2
CHARGE
PUMP
16
VSS
15
OUT2
BEEP
AMP
LEVEL
SHIFTER
LEVEL
SHIFTER
PRE
DRIVER
PRE
DRIVER
HEADPHONE AMP
(N-N)
LINE AMP
(P-N)
HEADPHONE AMP
(N-N)
LINE AMP
(P-N)
8
VDDO1
14
VDDO2
9
VREGO
12
VREF
10
VREG
11
VCONT
13
CFB
REGULATOR
C351 CXD9811K
LIN
28
A/D
CONVERTER
AUDIO
INTERFACE
CONTROLLER
CDTI
11
SDTO
MICL
PREOL
PRENL
PREL
PRER
PRENR
PREOR
7
RIN
1
VCOM
2
AVDD
3
AVSS
4
DVSS
5
DVDD
6
CSN
13
CCLK
12
LRCK
10
MCLK
9
BCLK
8
CONTROL
REGISTER
INTERFACE
MIC POWER
SUPPLY
PDNRESET
14
17 16 1518192021
MPWR
27
MRF
26
MVSS
24
MVDD
23
MICR
22
MVCM VCOM
VCOM
25
IC401 MM1655LCBE
VREF
+
+–
+–
+–
A/D
CONVERTER
A/D
VREF
VREF
A7CAL_SW
13
WDT
10
LED_CTL
9
IAMP_CTL
14
CFB
15
TYPE1
11
BAT+
31
CHG_SW1
30
I_CTL2
29
BAT–
25
RF1
26
IAMP_CAL
27
AMP_SEL
28
VO
32
22
I_CTL3
23
RS
24
I_CTL1
20
I_SEL
18
AD_SEL
17
VI
6
CHG_SW2
5
VI_CTL
4
PWT
3
VG
2
VI2
1
GND
21
PGND
19
SWITCHING
CIRCUIT
TIME
DIVIDER
ERROR LED
CONTROL
OSC
DET
COMPARATOR
BLOCK
IN1–
12
CHG_CTL
7
TYPE2
16
CHARGE CONTROL
ON/OFF
CHARGE SWITCH
CONTROL
CHARGE
CONTROL
ON/OFF
CONTROL
RECEIVER
PWR_WAKE
8
WAKE-UP
CONTROL
SWITCHING
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