25
CDX-GT210/GT212/GT262/GT262S
• IC BLOCK DIAGRAMS
IC401 BD3444FS-E2 (MAIN Board (1/3))
FIL
20
GND
19
SDA
18
SCL
17
MUTE
16
VCC
15
OUT-FR
14
OUT-FL
13
OUT-RR
12
OUT-RL
11
FADER
VCC
FADER:
0 – -62dB/1dB step
TREBLE:
• fc = 10kHz
• GAIN =
±
20dB/1dB step
• Q = 1
BASS:
• fc = 100Hz
• GAIN =
±
20dB/1dB step
• Q = 1
VCO
I
2
C BUS
LOGIC
FADER
FADER
FADER
BUS-RCH
1
BUS-LCH
2
TU-RCH
3
TU-LCH
4
CD-RCH
5
CD-LCH
6
AUX-RCH
7
DN1
8
DN2
9
AUX-LCH
10
INPUT SELECTOR
INPUT GAIN
(0 – -20dB/1dB step)
PRIMARY VOLUME
(+12dB – -20dB/1dB step)
MUTE
BASS/TREBLE
VCC/2
VDDA
INTERPOLATOR
RAM
BUFFER
&
CONTROL
LOGIC
TEST LOGIC
&
PIN MUX'S
I
2
C/SPI
INTERFACE
BAND PASS
FILTER
SIGMA DELTA
CONVERTER
SINC4
FILTER
REF3
REF2
REF1
VSS
VDDD
RESETN
TM
1
MPX
16
CSN
SDAOUT
RDSREG
3
INTN
MPX
SINC4REG
SDAIN
SCK
SPI
TESTREG
14
2
3
4
5
6
7
8
INTN
15
SA_DATAOUT
13
SDA_DATAIN
12
SCL_CLK
11
OSCILLATOR
XTO
10
XTI
9
RDS
DEMODULATOR &
SYNCHRONIZATION
2
IC51 TDA7333013TR (MAIN Board (1/3))
Содержание CDX CDX-GT210
Страница 16: ...16 CDX GT210 GT212 GT262 GT262S MEMO ...
Страница 38: ...38 CDX GT210 GT212 GT262 GT262S MEMO ...