AL250 International Power Sources, Inc., AL250 Datasheet - Page 7

• Manufacturer Part Number: AL250
• Description: Video Scan Doubler
• Manufacturer: International Power Sources, Inc.

INTYPE
SQUARE
TESTIN
I2C & overlay Interface
SCL
SDA
I2CADDR
OVLCTRL
(1 to 0)
Test pins
TESTY
(7 to 0)
Power & Ground Pins
VDD
GND
AVDD
AGND
Notes:
CMOSd : CMOS with internal pull-down
CMOSsu : CMOS with Schmitt trigger and internal pull-up
in (CMOSd)
in (CMOSd)
in (CMOSd)
in (CMOSsu) 18
in/out
(CMOSsu)
in (CMOSd)
in (CMOSd)
out (CMOS)
power
power
power
power
11
12
13
16
14
35, 34
45-44,
41-36
2, 17, 19,
42, 43, 56
5, 10, 33,
46, 60
25, 29
23, 27
14
15
16
21
19
17
N/A
5, 20, 22,
53, 54, 71
8, 13, 44,
57, 75
32, 36
30, 34
46, 45
10: Automatic standard detection
11: Reserved for testing
Input video data format select
0: 422 YUV (16-bit)
1: 565 RGB (16-bit)
Square pixel/YUV (CCIR-601) input select
0: YUV (CCIR-601)
1: Square pixel
Test input pin,
applications.
I
I
I
0: write address = 58, read address = 59
1: write address = 5C, read address = 5D
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 output pins, for factory test only
Digital power pins. Connected to +5V power
Digital ground pins
Analog power pins. Connected to +5V power
Analog ground pins
2
2
2
C-bus serial clock input
C -bus serial data input/output
C -bus slave address select
to be pulled high for normal
July 28, 1999
AL250
7