83
HCD-FX900W
– DIAT TX XM Board –
IC1801 TK11225CMCL-G
IC1804 CXD4016R
LRCK 49
BCK 50
BCKOUT 51
LRCKOUT 52
CK12 53
CSST 54
VSS 55
VSS 58
XTCK4 60
XSM 61
MST 62
XTST 63
XRST 64
VDD
OSCI 57
56
OSCO 59
AUDIO
INTERFACE
READ-
SOLOMON
PARITY
GENERATOR
PLL
CLOCK
GENERATOR
DTIN
48
DT2 INF
47
APS
41
VSS
40
VDD
APX
39
APVGS
42
APCPO
43
38
PLVAR
37
PLREF
36
TEST5
33
TEST6
34
TEST7
35
VCOT
46
APAVS
45
APAVD
44
MODULATOR
D/A
CONVERTER
BUFFER
RAM
DAVRO
25
VDD
26
VSS
20
VDD
19
VSS
27
TEST0
28
DACK
18
DAPD
17
TEST1
29
TEST2
30
TEST3
31
TEST4
32
DAVREF
24
DAAVS
23
DAAVD
22
DAAOUT
21
CLOCK
SELECTOR
TESTMD
1
SMCK
2
IFEXMD
3
IIFSEL1
4
IIFSEL0
5
EXCKSEL
6
CHNM BL
7
DIVCODE
8
PCMID
9
EMPIN
10
VDD
11
VSS
12
SCLK
13
XSCEN
14
SWDT
15
CSOD
16
CONTROLLER
1
2
3
6
4
CONT
GND
NP
VIN
5
GND
VOUT
CONTROL
CIRCUIT
BANDGAP
REFERENCE
CONSTANT
CURRENT
SOURCE
OVER HEAT &
OVER CURRENT
PROTECT