AD9822 Analog Devices, AD9822 Datasheet - Page 6

• Manufacturer Part Number: AD9822
• Description: Complete 14-Bit CCD/CIS Signal Processor
• Manufacturer: Analog Devices

AD9822
CDSCLK1
CDSCLK2
CDSCLK1
CDSCLK2
ANALOG
ADCCLK
OUTPUT
ANALOG
ADCCLK
OUTPUT
INPUTS
INPUTS
D<7:0>
D<7:0>
DATA
DATA
PIXEL (N–4)
HIGH BYTE
R (N–2) G (N–2) G (N–2) B (N–2) B (N–2) R (N–1) R (N–1) G (N–1) G (N–1) B (N–1) B (N–1)
t
ADCLK
t
AD
BYTE
HIGH
t
t
C1
AD
t
C1
t
ADCLK
BYTE
LOW
t
PIXEL (N–4)
LOW BYTE
ADCLK
t
t
C2ADR
t
C1C2
C1C2
PIXEL N (R, G, B)
t
ADC2
BYTE
HIGH
PIXEL N
Figure 1. 3-Channel CDS Mode Timing
Figure 2. 1-Channel CDS Mode Timing
t
t
AD
AD
t
C2
BYTE
LOW
t
C2
t
t
C2ADR
C2ADF
PIXEL (N–3)
t
HIGH BYTE
ADCLK
BYTE
HIGH
t
t
C2ADF
C2C1
t
C2C1
t
t
OD
OD
t
ADC1
BYTE
LOW
–6–
t
BYTE
HIGH
ADC1
PIXEL (N–3)
LOW BYTE
BYTE
LOW
PIXEL (N+1)
PIXEL (N+1)
t
BYTE
PRB
HIGH
t
PRA
BYTE
LOW
PIXEL (N–2)
HIGH BYTE
HIGH
BYTE
R (N)
BYTE
LOW
R (N)
PIXEL (N–2)
LOW BYTE
BYTE
HIGH
G (N)
PIXEL (N+2)
BYTE
LOW
G (N)
PIXEL
(N+2)
REV. A