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参数资料
| 型号： | TC90A67F |
| 元件分类： | 画面叠加 |
| 英文描述： | PICTURE-IN-PICTURE IC, PQFP80 |
| 封装： | 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80 |
| 文件页数： | 19/24页 |
| 文件大小： | 321K |
| 代理商： | TC90A67F |
TC90A67F
2002-02-06
4
Terminal Function
QFP80-P-1420-0.80B
PIN
Name
I/O
Function
Condition
1
AVSS
Ground for DAC
2
BIASA
ADC bias voltage
3
VREFH
Upper limit reference voltage of ADC
normal: 2.3 V
4
AVSS
Ground for ADC
5
CVI
I
Composite video signal input
6
AVDD
Power supply for ADC
7
VREFL
Lower limit reference voltage of ADC
normal: 1.0 V
8
AVSS
Ground for ADC
9
NC
10
CKOUT
O
384fH-clock output
11
AVDD
O
Power supply for VCO
12
BIASD
DAC bias voltage
13
VREF
Lower limit reference voltage of DAC
normal: 1.8 V
14
NC
15
NC
16
AVSS
Ground for VCO
17
FILTER
O
VCO filter terminal
18
AVDD
Power supply for DAC
19
CKIN
I
384fH-clock input
20
NC
21
VSS
Ground for digital circuit
22
CKC
I
Clock input (sub-picture)
23
CKCSEL
I
Internal/external 384fH VCO select
L: internal, H: external
24
CLMP
O
Clamp level output
25
VDD
Power supply for digital circuit
26
TEST
I
Test pin
normal: H
27
VSS
Ground for crystal oscillator
28
XI
I
42 MHz crystal oscillator input
29
XO
O
42 MHz crystal oscillator output
30
NC
31
VDD
Power supply for crystal oscillator
32
NC
33
NC
34
CSTD
O
Internal signal output
35
VSS
Ground for DRAM
36
VDD
Power supply for DRAM
37
PFIELD
O
Field odd/even output (main picture)
H: even, L: odd
38
CFIELD
O
Field odd/even output (sub picture)
H: even, L: odd
39
CVREF
O
Vertical sync. output (sub picture)
40
CHREF
O
Horizontal sync. output (sub picture)
41
NC
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| TC90A69FG(ELP) | 功能描述:视频 IC Multi Color 3Line Comb RoHS:否 制造商:Fairchild Semiconductor 工作电源电压:5 V 电源电流:80 mA 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-28 封装:Reel |
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