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OV7910 Datasheet(Fiches technique) 3 Page - List of Unclassifed Manufacturers

Numéro de pièce OV7910
Description  SINGLE-CHIP CMOS COLOR PAL CAMERA
Télécharger  18 Pages
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Fabricant  ETC [List of Unclassifed Manufacturers]
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December 7, 1999
Version 1.4
3
OV7910P/OV7410P/OV7411P
SINGLE IC CMOS COLOR & B/W PAL ANALOG CAMERAS
OMNIVISION TECHNOLOGIES, Inc.
Preliminary
16
GYYO
Output
Video Output: Output format determined by pins 38 and 39 (AMOD1, AMOD0)
AMOD1
AMOD0
Output Component
Format
0
0
S-Video YO channel
Composite
0
1
Green component
RGB
1
0
Y component
YUV or B/W
1
1
Green component
RGB
Note: Modes (AMOD1, AMOD0) = 00, 01, 11 are not available for OV7410P Image Sensor
17
RVCVO
Output
Video Output: Output format determined by pins 38 and 39 (AMOD1, AMOD0)
AMOD1
AMOD0
Output Component
Format
0
0
CVBS signal
Composite
0
1
Red component
RGB
1
0
Cr component
YUV or B/W
1
1
Red component
RGB
Note: Modes (AMOD1, AMOD0) = 00, 01, 11 are not available for OV7410P Image Sensor
18
OVDD
Vin
Analog power for video output (+5VDC)
19
G2X
Function
(Default = 0)
Automatic Gain Control (AGC) gain selection. Affects range selected by HGAIN (p20). See
HGAIN below.
“0” - select normal AGC gain (1X)
“1” - select enhanced AGC gain (2X)
20
HGAIN
Function
(Default = 0)
Automatic Gain Control (AGC) gain range selection
“0” - select normal AGC range (1X <-> 4X)
“1” - select expanded AGC range (1X -> 8X)
HGAIN
G2X
AGC Range
0
0
1X <-> 4X
0
1
2X <-> 8X
1
0
1X <-> 8X
1
1
2X <-> 16X
21
BKLT
Function
(Default = 0)
Backlight selection
“0” - Disable backlight compensation
“1” - Enable backlight compensation
22
XCLK1
CLK
Crystal clock input. Frequency is 4 x Fsc to meet PAL subcarrier standards
23
XCLK2
CLK
Crystal clock output (4 x Fsc for PAL = 17.73265 MHz)
24
PAL
Function
(Default = 1)
25
DVDD
Vin
Digital power
26
DGND
Vin
Digital ground
27
GAMMA
Function
(Default = 1)
GAMMA selection
“0” - Disable GAMMA correction
“1” - Enable GAMMA correction
28
AGCEN
Function
(Default = 1)
Automatic Gain Control (AGC) selection
“0” - Disable AGC
“1” - Enable AGC
29
*
AWBEN
Function
(Default = 1)
(N/C on OV7410P/
OV7411P)
Automatic White Balance selection
“0” - Disable AWB
“1” - Enable AWB
Note: This function is not available on OV7410P/OV7411P Image Sensor. This pin is “no con-
nect”.
Table 1. Pin Description
(Pins designated with “*” are “no connect” in OV7410P/OV7411P sensor.)
Pin No.
Name
Pin Type
Function/Description




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