AD9929BBCZ datasheet(47/64 Pages) AD

부품명	AD9929BBCZ

상세설명	CCD Signal Processor with Precision Timing Generator

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47 / 64 page

AD9929

Rev. A | Page 47 of 64

XSUBCK

SUBCK PROGRAMMABLE SETTINGS

1. XSUBCK STARTING POLARITY IS ALWAYS HIGH.

2. FALLING EDGE OF XSUBCK IS SET USING THE XSUBCK1TOG1 OR XSUBCK2TOG1 REGISTERS.

3. RISING EDGE OF XSUBCK IS SET USING THE XSUBCK1TOG2 OR XSUBCK2TOG2 REGISTERS.

NUMBER OF XSUBCK PULSES WITHIN THE FIELD IS SET BY USING THE XSUBCKNUM REGISTER. IN THIS EXAMPLE, XSUBCKNUM = 2.

tEXP

XVSG1-

XVSG2

tEXP

Figure 49. Normal Shutter Mode

XSUBCK

XSUBCK PROGRAMMABLE SETTINGS

1. SETTING XSUBCKSUPPRESS REGISTER = 1 SUPRESSES THIS FIRST XSUBCK FOLLOWING XVSG PULSE.

tEXP

XVSG1-

XVSG2

tEXP

Figure 50. XSUBCK Suppression Mode

XSUBCK

NORMAL SHUTTER MODE PULSE

ALWAYS OUTPUT

9-BIT

0L-COUNTER

OLEN

Figure 51. Electronic Shutter Timing

XSUBCK

9-BIT

OL-COUNTER

Figure 52. Electronic Shutter Timing Example with XSUBCKMODE_HP = 0 and XSUBCKNUM_HP = 1

AD9929BBCZ 데이터시트(PDF) 47 Page - Analog Devices