AD9842AJSTZRL Analog Devices Inc, AD9842AJSTZRL Datasheet - Page 17
AD9842AJSTZRL
Manufacturer Part Number
AD9842AJSTZRL
Description
Manufacturer
Analog Devices Inc
Datasheet
1.AD9842AJSTZRL.pdf
(23 pages)
Specifications of AD9842AJSTZRL
Analog Front End Type
CCD
Analog Front End Category
Video
Interface Type
Serial (3-Wire)
Operating Supply Voltage (min)
2.7V
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
3.6V
Resolution
10b
Number Of Adc's
1
Power Supply Type
Analog/Digital
Operating Temp Range
-20C to 85C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
48
Package Type
LQFP
Number Of Channels
1
Lead Free Status / RoHS Status
Compliant
D10
X
D10
X
D10
X
X
D10
Control Register Bit D3 must be set High (PxGA Enable) to use the PxGA Gain Registers.
When D3 = 0 (PxGA disabled) the PxGA gain is fixed to 4 dB.
Must be set to zero.
Data Out
D9
0 Enable
1 Three-State
D9
X
D9
X
D9
X
D8
X
D8
X
D8
X
Table VII. PxGA Gain Registers for Gain0, Gain1, Gain2, Gain3 (Default Value x000)
D8 D7 D6
0
D7
D7
MSB
0
0
0
1
1
MSB
0
0
0
1
1
Table IV. AD9841A Clamp Level Register Contents (Default Value x080)
0
Table V. AD9842A Clamp Level Register Contents (Default Value x080)
D7
X
1 Falling Edge Trigger 1 Active High 1 Active High
DATACLK
0 Rising Edge Trigger 0 Active Low 0 Active Low
Table VI. Control Register Contents (Default Value x000)
D6
0
0
0
1
1
D6
0
0
0
1
1
D6
X
D5
0
0
0
1
1
D5
0
0
0
1
1
MSB
D5
0
0
1
1
D4
0
0
0
1
1
D4
0
0
0
1
1
CLP/PBLK
D5
•
•
•
•
•
•
D4
1
0
1
0
D3
1
1
D3
1
1
0
0
0
0
0
0
SHP/SHD
D4
D3
1
0
1
0
D2
0
0
0
1
1
D2
0
0
0
1
1
•
•
•
•
•
•
D2
1
0
1
0
D1
0
0
1
1
1
D1
0
0
1
1
1
PxGA
D3
0 Disable 0
1 Enable 0
D1
1
0
1
0
AD9841A/AD9842A
LSB
D0
0
1
0
0
1
LSB
D0
0
1
0
0
1
Color Steering Modes
D2 D1 D0
0
0
1
1
1
1
LSB
D0
1
0
1
0
0
0
1
1
0
0
1
1
Clamp Level (LSB)
0
0.25
0.5
•
•
•
63.5
63.75
Clamp Level (LSB)
0
1
2
•
•
•
254
255
0 Steering Disabled
1 Mosaic Separate
0 Interlace
1 3-Color
0 4-Color
1 VD Selected
0 Mosaic Repeat
1 User Specified
Gain (dB)
+10.0
•
•
•
+4.3
+4.0
•
•
•
–2.0