CH-X400/CH-X450
1-33
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58~61
62
63
64~67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
94
95
96
97
98
99
100
RFCT
RFZI
RFRP
FEI
SBAD
TSIN
TEI
TEZI
FOO
TRO
VREF
RFGC
TEBC
FMO
FVO
DMO
2VREF
SEL
FLGA~D
VDD
VSS
IO0~3
DMOUT
CKSE
DACT
TESIN
TESIO1
VSS
PXI
PXO
VDD
XVSS
XI
VDD
VSS
BUCK
CCE
TEST4
TSMOD
RST
RFRP signal center level input terminal
RFRP zero cross input terminal
RF ripple signal input terminal
Focus error signal input terminal
Sub-beam adder signal input terminal
Test input terminal Normally, keep at "vref" level
Tracking error signal input terminal. Take in at tracking servo ON.
Tracking error zero cross input terminal
Focus servo equalizer output terminal
Tracking servo equalizer output terminal
Analog reference voltage supply terminal
RF amplitude adjustment control signal output terminal
Tracking balance control signal output terminal
Feed equalizer output terminal
Speed error signal or feed search equalizer output terminal
Disk equalizer output terminal
(PWM carrier=88.2kHz for DSP, Synchronize to PXO)
Analog double reference voltage supply terminal
APC circuit ON/OFF indication signal output terminal
External flag output terminal for internal signal
Digital power supply voltage terminal
Digital GND terminal
General I/O terminal
This terminal control IO0~IO3 terminal
Normally, keep at open
DAC test mode terminal. Normally, keep at open
Test input terminal, Normally, keep at "L" level
Test input/output terminal. Normally, keep at "L" level
Digital GND terminal
Crystal oscillator connecting input terminal for DSP
Crystal oscillator connecting output terminal for DSP
Digital power supply voltage terminal
Oscillator GND terminal for system clock
Crystal oscillator connecting input terminal for system clock
Crystal oscillator connecting output terminal for system clock
Oscillator power supply voltage terminal for system clock
Analog GND terminal for DA converter (Rch)
R channel data forward output terminal
Analog supply voltage terminal for DA converter
Reference voltage terminal for DA converter
L channel data forward output terminal
Analog GND terminal for DA converter (Lch)
Test mode terminal . Normal keep at open
Micon interface data input/output terminal
Digital power supply voltage terminal
Digital GND terminal
Micon interface clock input terminal
Command and data sending/receiving chip enable signal input terminal
Test mode terminal. Normal, keep at open
Local test mode selection terminal
Reset signal input terminal. Reset at "L" level
I
I
I
I
I
I
I
I
O
O
-
O
O
O
O
O
-
O
O
-
-
I/O
I
I
I
I
I
-
I
O
-
-
I
-
-
I
I
I
I
I
Pin No.
Symbol
I/O
Function
2.Pin Function
TC9462F(2/2)
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
