參數(shù)資料
型號： AL251
廠商： Electronic Theatre Controls, Inc.
英文描述： Video Scan Doubler
中文描述： 視頻掃描倍增器
文件頁數(shù)： 7/33頁
文件大?。?/td> 595K
代理商： AL251
AL250
July 28, 1999
7
10: Automatic standard detection
11: Reserved for testing
Input video data format select
0: 422 YUV (16-bit)
1: 565 RGB (16-bit)
INTYPE
in (CMOSd) 11
14
SQUARE
in (CMOSd) 12
15
Square pixel/YUV (CCIR-601) input select
0: YUV (CCIR-601)
1: Square pixel
TESTIN
in (CMOSd) 13
16
Test input pin,
to be pulled high for normal
applications.
I2C & overlay Interface
SCL
in (CMOSsu) 18
21
I
2
C-bus serial clock input
SDA
in/out
(CMOSsu)
16
19
I
2
C -bus serial data input/output
I2CADDR
in (CMOSd) 14
17
I
2
C -bus slave address select
0: write address = 58, read address = 59
1: write address = 5C, read address = 5D
OVLCTRL
(1 to 0)
in (CMOSd) 35, 34
46, 45
Overlay control
00: No overlay
01: Overlay color #1
10: Overlay color #2
11: Overlay color #3
Overlay colors can be programmed by software
Test pins
TESTY
(7 to 0)
out (CMOS) 45-44,
41-36
N/A
Test output pins, for factory test only
Power & Ground Pins
VDD
power
2, 17, 19,
42, 43, 56
5, 20, 22,
53, 54, 71
Digital power pins. Connected to +5V power
GND
power
5, 10, 33,
46, 60
8, 13, 44,
57, 75
Digital ground pins
AVDD
power
25, 29
32, 36
Analog power pins. Connected to +5V power
AGND
power
23, 27
30, 34
Analog ground pins
Notes:
CMOSd : CMOS with internal pull-down
CMOSsu : CMOS with Schmitt trigger and internal pull-up
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