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參數(shù)資料
| 型號(hào)： | TC90A67F |
| 元件分類： | 畫面疊加 |
| 英文描述： | PICTURE-IN-PICTURE IC, PQFP80 |
| 封裝： | 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80 |
| 文件頁(yè)數(shù)： | 20/24頁(yè) |
| 文件大?。?/td> | 321K |
| 代理商： | TC90A67F |
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TC90A67F
2002-02-06
5
PIN
Name
I/O
Function
Condition
42
CKILL
O
Color killer detection output (sub picture)
H: color killer ON,
L: OFF
43
VCHIP
I
23rd-line detect signal output
23rd-line: H
44
RESET
I
Reset input
L: reset
45
VDD
Power supply for digital circuit
46
SDA
I O
I
2C BUS data input, data and acknowledge output
47
SCL
I
2C BUS clock input
48
NC
49
PIPEN
I
PIP enable
normal: H
50
YS
O
Main, sub-picture switching pulse
sub-picture: high
51
NC
52
VSS
O
Ground for digital circuit
53
PVD
I
Vertical sync. input (main picture)
normal: negative
54
VDD
O
Power supply for digital component
55
NC
56
PHREF
O
Horizontal sync. output (main picture)
57
CKPSEL
I
CKP frequency selection
L: 24 MHz, H: 48 MHz
58
CKP
I
Clock input (main-picture)
59
VSS
Ground for digital circuit
60
PHD
I
Horizontal sync. input (main picture)
normal: positive
61
NC
62
TESTM0
I
Test pin
normal: H
63
TESTM1
I
Test pin
normal: H
64
TESTM2
I
Test pin
normal: H
65
TEST2
I
Test pin
normal: H
66
VDD
Power supply for digital circuit
67
VSS
Ground for digital circuit
68
NC
69
NC
70
VREFD
I
Lower limit reference voltage of DAC
normal: 1.8 V
71
BIAS2
DAC bias reference voltage
72
NC
73
BIAS1
DAC bias reference voltage
74
NC
75
AVDD
Power supply for DAC
76
BOUT
O
Analog signal output (B-Y or B)
77
AVSS
Ground for DAC
78
ROUT
O
Analog signal output (R-Y or R)
79
AVDD
Power supply for DAC
80
YOUT
O
Analog signal output (Y or G)
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