STR-KM5/KM7
49
• IC Block Diagrams
IC2007 TC74VHC393FT (ELK)
(DIGITAL AUDIO BOARD (3/4))
IC2019 74AHC1G08GW-125
(DIGITAL AUDIO BOARD (2/4))
IC2033 TC7SH126FU (DIGITAL AUDIO BOARD (2/4))
IC2032 TC74VHC157FT (EKJ)
(DIGITAL AUDIO BOARD (2/4))
IC2804 TC74VHC157FT (EKJ)
(DIGITAL AUDIO BOARD (3/4))
14
13
12
11
10
9
8
1
2
3
4
5
6
7
Q
A
Q
B
Q
C
Q
D
A
CLEAR
VCC
Q
A
Q
B
Q
C
Q
D
A
CLEAR
GND
IN
IN
GND
1
2
3
5
4
VCC
OUT
SELECT 11
1
1A 2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND 8
V
CC
STROBE
16
4A
15
14
13
11
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S
GA
TE
IN A
GND
VCC
OUT
-Y
1 2 3
4
5
IC2123 WM8768GEDS/R (DIGITAL AUDIO BOARD (4/4))
1
MODE
18 VMID
17 VREFP
16 VREFN
20 NC
19 NC
22 VOUT1R
21 VOUT1L
24 VOUT2R
23 VOUT2L
26 VOUT3R
25 VOUT3L
28 AVDD
27 AGND
15 TESTREF
2
MCLK
3
BCLK
5
DVDD
6
DGND
4
LRCLK
11
ML/I2S
12
MC/IWL
13
MD/DM
14
MUTE
7
DIN1
8
DIN2
9
DIN3
10
DNC
AUDIO
INTERFACE,
DIGITAL
FILTERS
CONTROL
INTERFACE
STEREO
DAC
STEREO
DAC
STEREO
DAC
LOW
PASS
FILTER
LOW
PASS
FILTER
LOW
PASS
FILTER
IC2421, IC2812 TK11150CSCL-G
(DIGITAL AUDIO BOARD (4/4))
IC2303 TC7WHU04FK (DIGITAL AUDIO BOARD (3/4))
IC3527 TC7WHU04FK (HDMI RE PC BOARD (2/2))
VCC 1Y
3A 2Y
1A 3Y
2A GND
1
2
3
4
8
7
6
5
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
Содержание STR-KM5
Страница 83: ...MEMO STR KM5 KM7 4 ...