AD9286 Analog Devices, AD9286 Datasheet - Page 6

• Manufacturer Part Number: AD9286
• Description: 8-Bit, 500 MSPS, 1.8 V Analog-to-Digital Converter (ADC)
• Manufacturer: Analog Devices

Specifications of AD9286

• Resolution (bits): 8bit
• # Chan: 2
• Sample Rate: 500MSPS
• Interface: Par
• Analog Input Type: Diff-Bip,Diff-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9286
SWITCHING SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, −1.0 dBFS differential input, 1.0 V internal reference, unless otherwise noted.
Table 4.
Parameter
CLOCK INPUT PARAMETERS
DATA OUTPUT PARAMETERS
OUT-OF-RANGE RECOVERY TIME
1
SPI TIMING SPECIFICATIONS
Table 5.
Parameter
SPI TIMING REQUIREMENTS
Timing Diagrams
Wake-up time is dependent on the value of the decoupling capacitors.
Input Clock Rate
CLK Period (t
CLK Pulse Width High (t
Data Propagation Delay (t
DCO Propagation Delay (t
DCO to Data Skew (t
Pipeline Delay (Latency)
Aperture Delay (t
Aperture Uncertainty (Jitter, t
Wake-Up Time
t
t
t
t
t
t
t
t
t
DS
DH
CLK
S
H
HIGH
LOW
EN_SDIO
DIS_SDIO
CLK
1
)
A
)
SKEW
CH
)
VIN1+, VIN1–
VIN2+, VIN2–
DCO+, DCO–
)
PD
DCO
)
J
)
)
DATA
CLK+
CLK–
Description
Setup time between the data and the rising edge of SCLK
Hold time between the data and the rising edge of SCLK
Period of the SCLK
Setup time between CSB and SCLK
Hold time between CSB and SCLK
SCLK pulse width high
SCLK pulse width low
Time required for the SDIO pin to switch from an input
to an output relative to the SCLK falling edge
Time required for the SDIO pin to switch from an output
to an input relative to the SCLK rising edge
N – 2
Figure 2. Output Timing Diagram, Sample Mode = Interleaved (Default)
M – 1
N – 1
t
DCO
t
t
CH
A
t
Temperature
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
M
t
A
CLK
M – 11 N – 11 M – 10 N – 10 M – 9
t
t
Rev. A | Page 6 of 28
SKEW
PD
N
M + 1
N + 1
M + 2
N + 2
M + 3
N – 9
N + 3
M – 8
Min
60
4
−280
Min
2
2
40
2
2
10
10
10
10
M + 4
N – 8
M – 7
N + 4
M + 5
Typ
2
3.7
3.7
−60
11
1.0
0.1
500
4
Typ
Max
500
100
Max
Unit
MHz
ns
ns
ns
ns
ps
Cycles
ns
ps rms
µs
Cycles
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns