Sony STR-KM3 - Page 46

STR-KM2/KM3
46
IC2123 WM8768GEDS/R (DIGITAL AUDIO BOARD (4/4))
IC2805 TC74VHC08FT (EKJ) (DIGITAL AUDIO BOARD (3/4))
IC2421, IC2812 TK11150CSCL-G (DIGITAL AUDIO BOARD (4/4))
IC3533 MM1839A50NRE (HDMI RE BOARD (2/2)) (KM3)
IC2303 TC7WHU04FK (DIGITAL AUDIO BOARD (3/4))
IC3527 TC7WHU04FK (HDMI RE BOARD (2/2)) (KM3)
1MODE
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
2MCLK
3BCLK
5DVDD
6DGND
4
LRCLK
11ML/I2S
12MC/IWL
13MD/DM
14MUTE
7DIN1
8DIN2
9DIN3
10DNC
AUDIO
INTERFACE,
DIGITAL
FILTERS
CONTROL
INTERFACE
STEREO
DAC
STEREO
DAC
STEREO
DAC
LOW
PASS
FILTER
LOW
PASS
FILTER
LOW
PASS
FILTER
VCC 1Y 3A 2Y
1A 3Y 2A GND
1 2
3
4
8 7
6
5
A0
B0
Y0
A1
B1
Y1
GND
VCC
A3
B3
Y3
A2
B2
Y2
1
2
3
4
5
6
7
14
13
12
11
10
9
8
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
Ver. 1.2