AD9927BBCZ datasheet(57/100 Pages) AD

Il numero della parte	AD9927BBCZ

Spiegazioni elettronici	14-Bit CCD Signal Processor with V-Driver and Precision TimingTM Generator

PDF	100 Pages

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Produttore elettronici	AD [Analog Devices]

Homepage	http://www.analog.com

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57 / 100 page

AD9927

Rev. 0 | Page 57 of 100

SUBCK

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.

tEXP

VSG

tEXP

Figure 69. Normal SUBCK Operation

SUBCK

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.

VSG

tEXP

Figure 70. High Precision SUBCK Operation

SUBCK

VSG

TRIGGER

EXPOSURE

(0x70)

tEXP

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.

Figure 71. Low Speed SUBCK Operation

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