
REV. B
–2–
AD9057–SPECIFICATIONS
T est
Level
AD9057BRS-40
Min
T yp
AD9057BRS-60
Min
T yp
AD9057BRS-80
Min
T yp
Parameter
T emp
Max
Max
Max
Units
RESOLUT ION
8
8
8
Bits
DC ACCURACY
Differential Nonlinearity
+25
°
C
Full
+25
°
C
Full
Full
+25
°
C
Full
Full
I
VI
I
VI
VI
I
VI
V
0.75
1.9
2.0
1.9
2.0
0.75
1.9
2.0
1.9
2.0
0.75
1.9
2.0
1.9
2.0
LSB
LSB
LSB
LSB
Integral Nonlinearity
0.75
0.75
0.75
No Missing Codes
Gain Error
1
GUARANT EED
–6
–2.5
–8
±
70
GUARANT EED
–6
–2.5
–8
±
70
GUARANT EED
–6
–2.5
–8
±
70
+6
+8
+6
+8
+6
+8
% FS
% FS
ppm/
°
C
Gain T empco
1
ANALOG INPUT
Input Voltage Range
(Centered at +2.5 V)
Input Offset Voltage
+25
°
C
+25
°
C
Full
+25
°
C
+25
°
C
+25
°
C
Full
+25
°
C
V
I
VI
V
V
I
VI
V
1.0
±
0
1.0
±
0
1.0
±
0
V p-p
mV
mV
k
pF
μ
A
μ
A
MHz
–15
–25
+15
+25
–15
–25
+15
+25
–15
–25
+15
+25
Input Resistance
Input Capacitance
Input Bias Current
150
2
6
150
2
6
150
2
6
16
25
16
25
16
25
Analog Bandwidth
BANDGAP REFERENCE
Output Voltage
T emperature Coefficient
SWIT CHING PERFORMANCE
Maximum Conversion Rate
Minimum Conversion Rate
Aperture Delay (t
A
)
Aperture Uncertainty (Jitter)
Output Valid T ime (t
V
)
2
Output Propagation Delay (t
PD
)
2
DYNAMIC PERFORMANCE
3
T ransient Response
Overvoltage Recovery T ime
Signal-to-Noise Ratio (SINAD)
(With Harmonics)
f
IN
= 10.3 MHz
f
IN
= 76 MHz
Effective Number of Bits
f
IN
= 10.3 MHz
f
IN
= 76 MHz
Signal-to-Noise Ratio (SNR)
(Without Harmonics)
f
IN
= 10.3 MHz
f
IN
= 76 MHz
2nd Harmonic Distortion
f
IN
= 10.3 MHz
f
IN
= 76 MHz
3rd Harmonic Distortion
f
IN
= 10.3 MHz
f
IN
= 76 MHz
T wo T one Intermodulation
Distortion (IMD)
Differential Phase
Differential Gain
DIGIT AL INPUT S
Logic “1” Voltage
Logic “0” Voltage
Logic “1” Current
Logic “0” Current
Input Capacitance
Encode Pulse Width High (t
EH
)
Encode Pulse Width Low (t
EL
)
120
120
120
Full
Full
VI
V
2.4
2.5
±
10
2.6
2.4
2.5
±
10
2.6
2.4
2.5
±
10
2.6
V
ppm/
°
C
Full
Full
+25
°
C
+25
°
C
Full
Full
VI
IV
V
V
IV
IV
40
60
80
MSPS
MSPS
ns
ps, rms
ns
ns
5
5
5
2.7
5
6.6
11.5
2.7
5
6.6
9.5
2.7
5
6.6
8.0
4.0
4.0
4.0
18.0
14.2
11.3
+25
°
C
+25
°
C
V
V
9
9
9
9
9
9
ns
ns
+25
°
C
+25
°
C
I
V
42
45.5
44.0
42
45
43.5
41.5
45
43.5
dB
dB
+25
°
C
+25
°
C
I
V
6.7
7.2
7.0
6.7
7.2
6.9
6.6
7.2
6.9
Bits
Bits
+25
°
C
+25
°
C
I
V
43
46.5
45.5
43
46
45
42.5
46
45
dB
dB
+25
°
C
+25
°
C
I
V
–50
–62
–54
–50
–62
–54
–50
–62
–54
dBc
dBc
+25
°
C
+25
°
C
I
V
–46
–60
–54
–46
–60
–54
–46
–60
–54
dBc
dBc
+25
°
C
+25
°
C
+25
°
C
V
V
V
–52
0.8
1.0
–52
0.8
1.0
–52
0.8
1.0
dBc
Degrees
%
Full
Full
Full
Full
+25
°
C
+25
°
C
+25
°
C
VI
VI
VI
VI
V
IV
IV
2.0
2.0
2.0
V
V
μ
A
μ
A
pF
ns
ns
0.8
±
1
±
1
0.8
±
1
±
1
0.8
±
1
±
1
4.5
4.5
4.5
9.0
9.0
166
166
6.7
6.7
166
166
5.5
5.5
166
166
(V
D
= +5 V, V
DD
= +3 V; external reference)