AD9980
Rev. 0 | Page 3 of 44
ANALOG INTERFACE SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
VD = 3.3 V, VDD = 3.3 V, PVD = 1.8 V, DAVDD = 1.8 V, ADC clock = maximum conversion rate, full temperature range = 0°C to 70°C.
Table 1.
Parameter
Temp
Test Level
Min
Typ
Max
Min
Typ
Max
Unit
RESOLUTION
Number of Bits
8
Bits
LSB Size
0.39
% of
Full
Scale
DC ACCURACY
LSB
Differential Nonlinearity
80 MSPS Conversion Rate
25°C
Full
I
VI
0.2
0.75
1.0
0.2
0.75
1.0
LSB
Differential Nonlinearity
95 MSPS Conversion Rate
25°C
Full
I
VI
0.6
0.75
1.5
2.25
LSB
Integral Nonlinearity
80 MSPS Conversion Rate
25°C
Full
I
VI
±0.3
±1.0
±1.3
±0.3
±1.0
±1.3
LSB
Integral Nonlinearity
95 MSPS Conversion Rate
25°C
Full
I
VI
±0.6
±0.9
±2.25
±3.2
LSB
No Missing Codes
25°C
I
Guaranteed
ANALOG INPUT
Input Voltage Range
Minimum
Full
VI
0.5
V p-p
Maximum
Full
VI
1.0
V p-p
Gain Tempco
25°C
V
105
ppm/°C
Input Bias Current
25°C
V
1
A
Full
V
1
A
Input Full-Scale Matching
Full
VI
1
9
1
10
% FS
Offset Adjustment Range
Full
VI
44
% FS
SWITCHING PERFORMANCE
Maximum Conversion Rate
Full
VI
80
95
MSPS
Minimum Conversion Rate
Full
IV
10
MSPS
Data to Clock Skew tSKEW
Full
IV
0.5
+2
0.5
+2
ns
tBUFF
Full
VI
4.7
s
tSTAH
Full
VI
4.0
s
tDHO
Full
VI
0
s
tDAL
Full
VI
4.7
s
tDAH
Full
VI
4.0
s
tDSU
Full
VI
250
Ns
tSTASU
Full
VI
4.7
s
tSTOSU
Full
VI
4.0
s
Maximum PLL Clock Rate
Full
VI
80
95
MHz
Minimum PLL Clock Rate
Full
IV
10
MHz
PLL Jitter
25°C
IV
750
980
ps p-p
Full
IV
ps p-p
Sampling Phase Tempco
Full
IV
15
ps/°C
Input Voltage, High (VIH)
Full
VI
2.5
V
Input Voltage, Low (VIL)
Full
VI
0.8
V
Input Current, High (IIH)
Full
V
–82
A
Input Current, Low (IIL)
Full
V
82
A
Input Capacitance
25°C
V
2
pF