cxa1690q Sony Electronics, cxa1690q Datasheet - Page 12

• Manufacturer Part Number: cxa1690q
• Description: Head Amplifier For Digital Ccd Cameras
• Manufacturer: Sony Electronics

Description of Operation
1. Camera signal processing system
Process the video signal processing pins as follows only in camera mode.
Operating conditions
The camera signal processing system operates when CAM/VIDEO is High, and PB/REC is Low.
Camera Signal Processing System Timing Chart
(Dummy bit section 2µ
for the dummy pixel interval)
–N times (
<5> VSHP
<29> LINE
<31> RFCONT ... Connect to GND.
<32> PBRFC
(2µ for the OPB interval)
(10µ for the dummy
pixel interval)
CAMVISW output
SH3 output
– SH2 output
DRVOUT output
CLPOUT output
CAMSH output
AGC output
CCD output
SH1 output
SH2 output
SH3 output
BLK output
CLPDM
CLPDM
CLPOB
PBLK
SHP
SHD
X
RS
... Connect to GND.
... Connect to GND via the capacitor (approx. 0.01µF).
... Connect to GND via the capacitor (approx. 0.01µF).
)
Precharge level
interval
Signal
Signal level
– 12 –
interval
OPB
Basic black level
[ 3]
2.05V
2µs
2.05V – Vf
Dummy pixel
interval
2.05V
1.25V
[ 5]
2.6V
10µs
[ 1]
[ 2]
Black level
2.6V
[ 4]
2µs
2µs
Approx. 2.0V for
Approx. 2.5V for
Approx. 2.1V when OFFSET is 0V
interval
Signal
20
50
50
50
V
V
CC
CC
CXA1690Q