AD9433 Analog Devices, AD9433 Datasheet - Page 5

• Manufacturer Part Number: AD9433
• Description: 12-Bit 105/125 MSPS Analog-To-Digital IF Sampling Converter
• Manufacturer: Analog Devices

Specifications of AD9433

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 125MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: QFP

SWITCHING SPECIFICATIONS
V
Table 3.
Parameter
Encode Rate
Encode Pulse Width High (t
Encode Pulse Width Low (t
Aperture Delay (t
Aperture Uncertainty (Jitter)
Output Valid Time (t
Output Propagation Delay (t
Output Rise Time (t
Output Fall Time (t
Out-of-Range Recovery Time
Transient Response Time
Latency
1
2
TIMING DIAGRAM
Aperture uncertainty includes contribution of the AD9433, crystal clock reference, and encode drive circuit.
t
to exceed an ac load of 10 pF or a dc current of 50 μA. Rise and fall times are measured from 10% to 90%.
V
DD
and t
= 3.3 V, V
PD
are measured from the transition points of the ENCODE input to the 50%/50% levels of the digital output swing. The digital output load during testing is not
D11 TO D0
CC
AIN
= 5 V; differential encode input, unless otherwise noted.
A
)
ENCODE
ENCODE
F
R
)
V
)
2
2
)
2
SAMPLE N – 1
EL
EH
)
PD
1
)
)
2
DATA N – 11
SAMPLE N
t
A
t
Temp
Full
Full
Full
25°C
25°C
Full
Full
Full
Full
25°C
Full
EH
25°C
DATA N – 10
t
EL
SAMPLE N + 1
Test
Level
IV
IV
IV
V
V
VI
VI
V
V
V
V
IV
Figure 2. Timing Diagram
Rev. A | Page 5 of 20
DATA
N – 9
Min
10
2.9
2.9
2.5
DATA
N – 2
SAMPLE N + 8
105 MSPS
Typ
2.1
0.25
4.0
4.0
2.1
1.9
2
2
10
DATA N – 1
SAMPLE N + 9
t
Max
105
5.5
PD
DATA N
Min
10
2.4
2.4
2.5
SAMPLE N + 10
125 MSPS
t
V
Typ
2.1
0.25
4.0
4.0
2.1
1.9
2
2
10
1/
DATA N + 1
f
S
Max
125
5.5
AD9433
Unit
ns
ns
ns
ps rms
Cycles
MSPS
ns
ns
ns
ns
ns
ns