
–2–
REV. A
AD9732–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
(+V
S
= +5 V, ENCODE = 125 MSPS, R
SET
= 1.95 k
V
(for 20 mA I
OUT
) unless otherwise noted)
Test
Level
AD9732BRS
Min
Parameter
Temp
+25
°
C
Typ
Max
Units
THROUGHPUT RATE
IV
165
200
MHz
RESOLUTION
10
Bits
DC ACCURACY
Differential Nonlinearity
+25
°
C
Full
+25
°
C
Full
I
VI
I
VI
0.25
0.36
0.6
0.7
1
1
1.5
1.5
LSB
LSB
LSB
LSB
Integral Nonlinearity
INITIAL OFFSET ERROR
Zero-Scale Offset Error
+25
°
C
Full
+25
°
C
Full
I
VI
I
VI
V
35
40
2.5
2.5
0.04
70
100
5
5
μ
A
μ
A
% FS
% FS
μ
°
C
Full-Scale Gain Error
1
Offset Drift Coefficient
REFERENCE/CONTROL AMP
Internal Reference Voltage
2
Internal Reference Voltage Drift
Internal Reference Output Current
3
Amplifier Input Impedance
Amplifier Bandwidth
+25
°
C
Full
Full
+25
°
C
+25
°
C
I
IV
VI
I
I
3.65
3.75
150
3.85
V
μ
V/
°
C
μ
A
k
MHz
–50
+500
50
2.5
REFERENCE INPUT
4
Reference Input Impedance
Reference Multiplying Bandwidth
5
+25
°
C
+25
°
C
V
V
4.6
75
k
MHz
OUTPUT PERFORMANCE
Output Current
4, 6
Output Compliance
Output Resistance
Output Capacitance
Voltage Settling Time to 1/2 LSB (t
ST
)
7
Propagation Delay (t
PD
)
8
Glitch Impulse
9
Output Slew Rate
10
Output Rise Time
10
Output Fall Time
10
Full
Full
+25
°
C
+25
°
C
+25
°
C
+25
°
C
Full
Full
Full
Full
V
IV
V
V
V
V
V
V
V
V
20
mA
V
pF
ns
ns
pVs
V/
μ
s
ns
ns
2
5.75
240
5
4.75
2.7
5.9
450
1
1
DIGITAL INPUTS
Logic “1” Voltage
Logic “0” Voltage
Logic “1” Current
Logic “0” Current
Input Capacitance
Minimum Data Setup Time (t
S
)
11
Full
Full
+25
°
C
+25
°
C
Full
+25
°
C
Full
+25
°
C
Full
+25
°
C
+25
°
C
VI
VI
I
I
V
IV
IV
IV
IV
IV
IV
2.4
V
V
μ
A
μ
A
pF
ns
ns
ns
ns
ns
ns
1.6
10
1
1.7
0.01
2
0.7
1
0.7
1
–1
1.5
1.5
1.5
1.5
Minimum Data Hold Time (t
H
)
12
Clock Pulsewidth Low (pw
MIN
)
Clock Pulsewidth High (pw
MAX
)
POWER SUPPLY
13
Digital +V Supply Current
2
2
+25
°
C
Full
+25
°
C
Full
+25
°
C
Full
+25
°
C
I
VI
I
VI
V
V
V
15
10
10
10
25
35
40
30
30
mA
mA
mA
mA
mW
mW
μ
A/V
Analog +V Supply Current
20
Power Dissipation
14
305
350
200
Power Supply Rejection Ratio (PSRR)