MEX-N5100BE/N5100BT/N5150BT
MEX-N5100BE/N5100BT/N5150BT
38
38
• IC Block Diagrams
– MAIN Board –
IC001 SDP2014HN/V102
IC402 BD3468FV-E2
I.C.
20
VSSD
21
VDDD
22
VSSD_IO
23
SDA
24
FM_IN_P 6
VDDA_RF 7
VSSA_RF 8
VDDA_IFADC 1
VSSA_IFADC 2
FM_CAP 4
FM_IN_M 5
VBGP 3
AM_IN_P
9
AM_LNA_CAP
10
I.C.
11
I.C.
12
I.C.
13
I.C.
14
I.C.
15
16
I2S_BCK
18
I2S_WS
17
I2S_SD_1
19
I2S_SD_0
FM
FRONT-END
AM
FRONT-END
A/D
CONVERTER
STEREO D/A
CONVERTER
I2C
POWER
IC CONTROL
UNIT
XTAL
OSCILLATION
DIGITAL CONTROL
OSCILLATION
DIVIDERS
DIGITAL
TUNING
SYSTEM
RADIO
PROCESSING
I2S INPUT
BUFFER
I2S OUTPUT
BUFFER
AUDIO
PROCESSING
XTAL_IN
20
32
VSS
31
GPIO_0
20
28
DAC_R
29
DAC_L
30
GPIO_1
20
27
GPIO_2
20
26
SCL
20
25
IC002 BU33UC3WG-TR
IC702, 1001 BU33TD3WG-TR
IC703, 704 BU15TD3WG-TR
2
GND
1
VIN
VOUT
5
VOLTAGE
REFERENCE
3
STBY
NC
4
STANDBY
OVER CURRENT
PROTECTION
THERMAL
SHUTDOWN
+
–
IC301 PURE5001H-4WX
TAB
1
PW-GND2
2
OUT2–
3
ST-BY
4
OUT2+
5
VCC2
6
OUT1–
7
PW-GND1
8
OUT1+
9
SVR
10
IN1
11
AC-GND
16
OUT3+
17
PW-GND3
18
OUT3–
19
VCC1
20
OUT4+
21
MUTE
22
OUT4–
23
PW-GND4
24
HSD
25
IN3
15
IN4
14
S-GND
13
IN2
12
HIGH SIDE
DRIVER
A1 1
INPUT SELECTOR
(1 SINGLE-END AND 5 STEREO ISO)
SUB GAIN
ADJUST
I2C BUS
LOGIC
2ND ORDER LOW-PASS FILTER
INPUT GAIN
OUTC
40
A2 2
BP1 3
BP2 4
CP1 5
CN 6
CP2 7
ISO
GND
AMP
ISO
GND
AMP
ISO
GND
AMP
ISO
GND
AMP
DP1 8
DN 9
DP2 10
ISO
GND
AMP
ISO
GND
AMP
EP1 11
EN 12
EP2 13
ISO
GND
AMP
ISO
GND
AMP
FP1 14
FN1 15
ISO
GND
AMP
FN2 16
FP2 17
MIN 18
BN 19
HIVOLB 20
ISO
GND
AMP
OUTS
39
OUTR1
38
OUTR2
37
OUTF1
36
OUTF2
35
INF2
34
IG1
28
IG2
27
VCCL
26
INF1
33
INR2
32
INR1
31
INS
30
INC
29
FADER
ATT
FADER
ATT
FADER
ATT
LEVEL
SHIFT
LEVEL
SHIFT
FADER
ATT
FADER
ATT
FADER
ATT
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
+
+
VREF
REG (4.15V)
25
GND
24
SDA
23
SCL
22
VCCH
21
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
MAIN GAIN
ADJUST
FRONT
SELECTION
REAR
SELECTION
SUB
SELECTION
IC501 BU4228F-STR
IC803 BD49100RFS-E2
IC804 BD60HC0WEFJ-E2
IC805 BD12IC0WEFJ-SE2
–
+
VDD 2
GND 1
VOUT
4
CT
3
VREF
EN 2
ECO 4
ADJ5 1
40 N.C.
37 GND4
43 VIN0
42 BCAP
44 GATE5
39 HSW2
LD4EN 3
ERR1 5
VOUT4 20
TIMER 19
VOCAL 18
CLCAL 17
VIN4 16
FB1 22
INV1 21
LDO5
(CONTROLLER)
TIMER
LATCH
INTERNAL
REGULATOR
HSIDE
SW2
38 HSW1
36 SW2
35 FB2
33 VOUT0
30 VOUT1
34 INV2
32 VIN1
31 ADJ1
HSIDE
SW1
LDO1
26 VIN2
28 VOUT2
27 GND3
29 ADJ2
25 SNSH
24 SNSL
23 GATE1
LDO2
LDO4
(CALIBRATE)
VIN3 15
ADJ3 14
RT 11
VOUT3 13
GND2 12
SYNC 9
GND1 10
ERR2 6
LDO3
TSD
SCL 8
SDA 7
I2C
I/F
OSC
DCDC2
DCDC1
(CONTROLLER)
OVP
41 VINSW
L_DET
UVLO
BU_SW
BU_CONT
STB_LDO
8
VCC
5
EN
6
N.C.
7
N.C.
+
–
–
OVER CURRENT
PROTECITON
THERMAL
SHUTDOWN
SOFT
START
2
VO_S
1
VO
3
GND
4
N.C.
IC1003 NJM2781RB1
REG 2
IN+ 4
NOISE 1
5 IN–
7 V+
8 GND
6 OUT
STBY 3
+
–
REGULATOR