XRD9826
28
Rev. 1.10
Output Bus Format
ADC Output > DO15(MSB):DO0(LSB)
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
MSB DO5 DO4 DO3 DO2 DO1 DO0 DO9 DO8
LSB DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0
Note :
1
These are the control register settings upon initial power-up. The previous register settings are retained
following
a logic power-down initiated by the power down bit except the signal configuration. When de-selecting
the power down bit (D7 = 0, Normal), the signal configuration (D5 and D0) has to be reprogrammed.
2
MSB = 8 upper bits
LSB = 8 lower bits
Table 9. 8 MSB + 8 LSB Output Bus Format
XRD9826
29
Rev. 1.10
Function
(Register
S2/S1/S0) D7 D6 D5 D4 D3 D2 D1 D0 Power-up
State
(Note 1)
Red Gain G5 G4 G3 G2 G1 G0 X X 000000XX
(000) (MSB) (LSB)
Red Offset O7 O6 O5 O4 O3 O2 O1 O0 01000000
(001) (MSB) (LSB)
Grn Gain G5 G4 G3 G2 G1 G0 X X 000000XX
(010) (MSB) (LSB)
Grn Offset
(011) O7 O6 O5 O4 O3 O2 O1 O0 01000000
(MSB) (LSB)
Blu Gain
(100) G5 G4 G3 G2 G1 G0 X X 000000XX
(MSB) (LSB)
Blu Offset
(101) O7 O6 O5 O4 O3 O2 O1 O0 01000000
(MSB) (LSB)
Mode POWER DIGITAL V
RT
INPUT DC DC/AC SIGNAL SIGNAL 00000000
(110) DOWN RESET REFERENCE POLARITY CONFIGURATION
(V
DCREF
)
0: NORMAL 0: NO RESET 0: INTERNAL 0: INTERNAL 0: DC 0: Non- 00: Single-Channel
(V
DCREF
=AGND) Inverted RED input/gain/offset
1: 1:RESET 1: EXTERNAL 1: EXTERNAL 1: AC (CIS)
POWER (REGISTERS (V
DCREF
=V
DCEXT
) 1: Inverted 01: Single-Channel
DOWN ARE RESET TO (CCD/CIS) RED input
POWER-UP RED/GRN/BLU
STATES) gain/offset cycle
pixel-by-pixel
10: Triple-Channel
RED/GRN/BLU
input/gain/offset cycle
pixel-by-pixel
11: Triple-Channel
RED/GRN/BLU
input/gain/offset cycle
line-by-line
Mode TEST5 OUTPUT OFFSET INTERNAL CIS TEST4 TEST3 TEST2 TEST1 00000000
&Test DISABLE DAC REFERENCE
(111) RANGE CIRCUIT
0:NOT USED 0:OUTPUTS 0:-200mV to 0:NORMAL 0: TEST4 0: TEST3 0: TEST2 0:NORMAL
ENABLED +600mV DISABLED DISABLED DISABLED
1:NORMAL 1:OUTPUTS 1:-400mV to 1:REFERENCE 1: OUTPUT 1: OUTPUT 1: INPUT 1: TEST1
DISABLED +400mV CIRCUIT OF BUFFER OF PGA OF ADC ENABLED
ENABLED TIED TO TIED TO TIED TO
BLU VDCEXT GRN
Control Registers
XRD9826
30
Rev. 1.10
2.50
2.00
1.50
1.00
0.50
0.00
-0.50
-1.00
-1.50
0.00 20,000 40,000 60,000
2.50
2.00
1.50
1.00
0.50
0.00
-0.50
-1.00
-1.50
0.00 20,000 40,000 60,000
Figure 22. DNL: Single-Channel CCD 6MSPS AC Coupled
Figure 23. DNL: Three-Channel CCD 6MSPS AC Coupled
BitsBits
Code
Code

XRD9826ACUTR

Mfr. #:
Manufacturer:
MaxLinear
Description:
Analog to Digital Converters - ADC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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