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參數(shù)資料
| 型號： | LC78011E |
| 元件分類： | 顏色信號轉(zhuǎn)換 |
| 英文描述： | COLOR SIGNAL ENCODER, PQFP48 |
| 封裝： | QIP-48 |
| 文件頁數(shù)： | 7/13頁 |
| 文件大?。?/td> | 162K |
| 代理商： | LC78011E |
No. 5755-3/13
LC78011E
Pin Functions
Pin No.
Symbol
I/O
Polarity
Function
1
RYIN3
IN
Positive
R/Y data input
A pull-down resistor is built in.
2
RYIN2
IN
Positive
R/Y data input
A pull-down resistor is built in.
3
RYIN1
IN
Positive
R/Y data input
A pull-down resistor is built in.
4
RYIN0
IN
Positive
R/Y data input (LSB)
A pull-down resistor is built in.
5
DVSS
—
Digital system ground
6
CLKI
IN
—
4fsc clock input
A feedback resistor is built in.
7
FSCIN
IN
—
fsc clock input
A feedback resistor is built in.
8
DVDD
—
Digital system power supply
9
GUIN7
IN
Positive
G/U data input (MSB)
A pull-down resistor is built in.
10
GUIN6
IN
Positive
G/U data input
A pull-down resistor is built in.
11
GUIN5
IN
Positive
G/U data input
A pull-down resistor is built in.
12
GUIN4
IN
Positive
G/U data input
A pull-down resistor is built in.
13
GUIN3
IN
Positive
G/U data input
A pull-down resistor is built in.
14
GUIN2
IN
Positive
G/U data input
A pull-down resistor is built in.
15
GUIN1
IN
Positive
G/U data input
A pull-down resistor is built in.
16
GUIN0
IN
Positive
G/U data input (LSB)
A pull-down resistor is built in.
17
BVIN7
IN
Positive
B/V/UV data input (MSB)
A pull-down resistor is built in.
18
BVIN6
IN
Positive
B/V/UV data input
A pull-down resistor is built in.
19
BVIN5
IN
Positive
B/V/UV data input
A pull-down resistor is built in.
20
BVIN4
IN
Positive
B/V/UV data input
A pull-down resistor is built in.
21
BVIN3
IN
Positive
B/V/UV data input
A pull-down resistor is built in.
22
BVIN2
IN
Positive
B/V/UV data input
A pull-down resistor is built in.
23
BVIN1
IN
Positive
B/V/UV data input
A pull-down resistor is built in.
24
BVIN0
IN
Positive
B/V/UV data input (LSB)
A pull-down resistor is built in.
25
AVDD
—
Analog system power supply (For the D/A converters.) (+5 V)
26
CROUT
OUT
—
Chroma signal/composite video signal output (8-bit D/A converter output)
27
BIAS
OUT
—
Ripple rejection capacitor connection (Use a 10 F capacitor.)
28
YOUT
OUT
—
Luminance signal output (8-bit D/A converter output)
29
AVSS
—
Analog system ground (For the D/A converters.)
30
CCSEL
IN
Positive
D/A converter output control signal input (Low: YC signal output, High: Composite video signal output)
31
NPSEL
IN
Positive
Signal format selection input
32
PMSEL
IN
Positive
33
CDGSEL
IN
Negative
Video CD/CD-G selection input (Low: CD-G, High: Video-CD)
(The input digital data can be selected to be either 4-bit or 8-bit data.)
34
TEST
IN
Positive
Test mode selection input (This pin must be tied low during normal operation.)
35
RESET
IN
Negative Reset signal input
36
OSBIN
IN
Positive
OSD signal (B) input
37
OSGIN
IN
Positive
OSD signal (G) input
38
OSRIN
IN
Positive
OSD signal (R) input
39
OSBLK
IN
Positive
OSD switching signal input (The OSD blanking signal input)
NPSEL
PMSEL
D/A converter output signal mode
0
NTSC
1
0
PAL
0
1
PAL-M
1
– (Illegal setting)
Continued on next page.
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