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MEX-BT3600U
MEX-BT3600U
32
32
• IC Block Diagrams
– MAIN Board –
IC50 TDA7333013TR
• Waveforms
– MAIN Board –
IC501
RB
(XOUT)
1 V/DIV, 20
μ
s/DIV
30.6
μ
s
2.7 Vp-p
IC501
RE
(OSCOUT)
1 V/DIV, 50 ns/DIV
90 ns
3.3 Vp-p
IC50
R
(XTO)
1 V/DIV, 50 ns/DIV
115 ns
2.3 Vp-p
1
VDDA
2
REF3
3
REF2
4
REF1
5
VSS
6
TM
7
VDDD
8
RESETN
16 MPX
15 INTN
14 CSN
13 SA_DATAOUT
12 SDA_DATAIN
11 SCL_CLK
10 XTO
9 XTI
SIGMA DELTA
CONVERTER
RDS DEMODULATOR
&
SYNCHRONISATION
RAM BUFFER
&
CONTROL LOGIC
TEST LOGIC
&
PIN MIX'S
SINC4
FILTER
I2C/SPI
INTERFACE
BANDPASS
FILTER
INTERPOLATOR
OSCILLA
TOR
TESTREG
SPL
SCK
SDAIN
SDAOUT
MPX
SINC4
REG
IC401 BD3442FS-E2
1
2
A1
100k
100k
100k
100k
100k
100k
250k
250k
250k
A2
B1 3
4
B2
5
C1
6
C2
7
DP1
8
DN
9
DP2
10
DS32
11
DS12
12
DS22
13
EBIAS
14
DS21
15
DS11
16
DS31
26 OUTF1
27 VCC
VCC
VCC2
28 MUTE
29 SCL
30 SDA
31 GND
32 FIL
INPUT
SELECTOR
VOLUME1
/MUTE
VOLUME2
I2C
BUS
LOGIC
TREBLE
/BASS
/MIDDLE
SPECTRUM
ANALYZER
FADER
25 OUTF2
24 OUTR1
23 OUTR2
FADER
FADER
22 OUTS1
21
20
OUTS2
19
ADJ
18
SOUT
17
DATA
CLK
FADER
FADER
LPF
EFFECT
INPUT
GAIN
FADER
IC803 TPS40200DRG4
1
2
RC
GND
DRV
ISNS
VDD
SS
3
COMP
4
FB
SOFT-START
AND
OVERCURRENT
700mV
ENABLE E/A
E/A AND SS
REFFERENCE
7
8
6
5
UVLO
OSC
PWM
LOGIC
DRIVER
Содержание MEX-BT3600U
Страница 24: ...MEX BT3600U 24 MEMO ...