AD9992_07 AD [Analog Devices], AD9992_07 Datasheet - Page 49

• Manufacturer Part Number: AD9992_07
• Description: 12-Bit CCD Signal Processor with Precision Timing Generator
• Manufacturer: AD [Analog Devices]

SUBCK
SUBCK
SUBCK
VSG
VSG
VSG
HD
HD
VD
VD
VD
NOTES
1. SUBCK CAN BE SUPPRESSED FOR MULTIPLE FIELDS BY PROGRAMMING THE EXPOSURE REGISTER TO BE GREATER THAN 0.
2. ABOVE EXAMPLE USES EXPOSURE = 1.
3. TRIGGER REGISTER MUST ALSO BE USED TO START THE LOW SPEED EXPOSURE.
4. VD/HD OUTPUTS CAN ALSO BE SUPPRESSED USING THE VDHDOFF REGISTER = 1.
SUBCK PROGRAMMABLE SETTINGS:
1. PULSE POLARITY USING THE SUBCK_POL REGISTER.
2. NUMBER OF PULSES WITHIN THE FIELD USING THE SUBCKNUM REGISTER (SUBCKNUM = 3 IN THE ABOVE EXAMPLE).
3. PIXEL LOCATION OF PULSE WITHIN THE LINE AND PULSE WIDTH PROGRAMMED USING THE SUBCK1 TOGGLE POSITION REGISTERS.
NOTES
1. SECOND SUBCK PULSE IS ADDED IN THE LAST SUBCK LINE.
2. LOCATION OF SECOND PULSE IS FULLY PROGRAMMABLE USING THE SUBCKHP TOGGLE POSITION REGISTERS.
EXPOSURE
TRIGGER
(0x70)
Figure 57. High Precision SUBCK Operation
Figure 58. Low Speed SUBCK Operation
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Figure 56. Normal SUBCK Operation
EXP
Rev. C | Page 49 of 92
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EXP
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EXP
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EXP
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EXP
AD9992