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