AD9984A
SPECIFICATIONS
ANALOG INTERFACE CHARACTERISTICS
VD = 1.8 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. Electrical Characteristics
AD9984AKSTZ-140
AD9984AKCPZ-140
AD9984AKSTZ-170
AD9984AKCPZ-170
Test
Level1
Parameter
Temp
Min
Typ
Max
Min
Typ
Max
Unit
RESOLUTION
Number of Bits
LSB Size
10
0.098
10
0.098
Bits
% of full scale (FS)
DC ACCURACY
Differential Nonlinearity
25°C
Full
25°C
Full
I
VI
I
VI
VI
0.6
2.35
GNT2
+1.8/−1.0
+1.9/−1.0
7.0
0.7
2.35
GNT2
+1.9/−1.0 LSB
+2.0/−1.0 LSB
Integral Nonlinearity
8.5
9.0
LSB
LSB
9.0
No Missing Codes
ANALOG INPUT
Input Voltage Range
Minimum
Maximum
Gain Tempco
Full
Full
Full
25°C
25°C
Full
Full
Full
VI
VI
V
IV
IV
VI
VI
0.5
0.5
V p-p
V p-p
ppm/°C
μA
1.0
1.0
125
125
Input Bias Current
1
1
1
1
μA
Input Full-Scale Matching
Offset Adjustment Range
SWITCHING PERFORMANCE
Maximum Conversion Rate
Minimum Conversion Rate
1
50
1
50
% FS
% FS
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
VI
IV
IV
VI
VI
VI
VI
VI
VI
VI
VI
VI
IV
IV
140
170
MSPS
MSPS
ns
10
+2.0
10
+2.0
Clock to Data Skew (tSKEW
)
−0.5
4.7
4.0
0
4.7
4.0
250
4.7
4.0
140
−0.5
4.7
4.0
0
4.7
4.0
250
4.7
4.0
170
tBUFF
tSTAH
tDHO
tDAL
tDAH
tDSU
tSTASU
tSTOSU
μs
μs
μs
μs
μs
ns
μs
μs
Maximum PLL Clock Rate
Minimum PLL Clock Rate
Sampling Phase Tempco
DIGITAL INPUTS
Input Voltage, High (VIH)
Input Voltage, Low (VIL)
Input Current, High (IIH)
Input Current, Low (IIL)
Input Capacitance
DIGITAL OUTPUTS
Output Voltage, High (VOH)
Output Voltage, Low (VOL)
Duty Cycle (DATACK)
Output Coding
MHz
MHz
ps/°C
10
10
15
15
Full
Full
Full
Full
25°C
VI
VI
V
V
V
1.0
1.0
V
0.8
−1.0
1.0
0.8
V
−1.0
1.0
μA
μA
pF
2
2
Full
Full
Full
VI
VI
IV
VDD − 0.1
45
VDD − 0.1
45
V
0.1
55
0.1
55
V
%
50
Binary
50
Binary
Rev. 0 | Page 3 of 44