AD9257 Analog Devices, AD9257 Datasheet - Page 7

• Manufacturer Part Number: AD9257
• Description: Octal, 14-Bit, 40/65 MSPS Serial LVDS 1.8 V A/D Converter
• Manufacturer: Analog Devices

Data Sheet
Timing Diagrams
DCO+
DCO–
VIN± x
CLK–
CLK+
VIN± x
FCO–
FCO+
DCO–
DCO+
CLK+
CLK–
FCO+
D+ x
FCO–
D– x
D– x
D+ x
N – 1
N – 1
t
A
t
A
t
t
t
FCO
PD
CPD
t
t
FCO
PD
t
CPD
SYNC
CLK+
t
t
EH
EH
N – 17
Figure 3. Word-Wise DDR, 1× Frame, 12-Bit Output Mode
MSB
Figure 2. Word-Wise DDR,1× Frame, 14-Bit Output Mode (Default)
N – 17
N – 17
MSB
t
FRAME
D12
Figure 4. SYNC Input Timing Requirements
t
SSYNC
t
N – 17
FRAME
N – 17
D11
D10
N – 17
D10
N – 17
D9
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N – 17
D9
N – 17
D8
t
HSYNC
N – 17
t
DATA
D8
N – 17
D7
t
N – 17
t
EL
EL
D7
t
N – 17
DATA
D6
N – 17
D6
N – 17
D5
N
N – 17
D5
N – 17
D4
N – 17
D4
N
N – 17
N – 17
D3
D3
N – 17
N – 17
D2
D2
N – 17
N – 17
D1
D1
N – 17
N – 17
D0
D0
N – 16
MSB
N – 16
MSB
N – 16
D12
N – 16
D10
AD9257