AD781 Analog Devices, AD781 Datasheet - Page 2

• Manufacturer Part Number: AD781
• Description: Complete 700 ns Sample-and-Hold Amplifier
• Manufacturer: Analog Devices

DC SPECIFICATIONS
Parameter
SAMPLING CHARACTERISTICS
HOLD CHARACTERISTICS
ACCURACY CHARACTERISTICS
OUTPUT CHARACTERISTICS
INPUT CHARACTERISTICS
DIGITAL CHARACTERISTICS
POWER SUPPLY CHARACTERISTICS
TEMPERATURE RANGE
NOTE
1
Specifications subject to change without notice.
Specifications shown in boldface are tested on all devices at final electrical test. Results from those tests are used to calculate outgoing quality levels. All min and max
specifications are guaranteed although only those shown in boldface are tested.
AD781–SPECIFICATIONS
Specified and tested over an input range of 5 V.
Acquisition Time
Effective Aperture Delay (25 C)
Aperture Jitter (25 C)
Hold Settling (to 1 mV, 25 C)
Droop Rate
Feedthrough (25 C)
Hold Mode Offset
Hold Mode Offset Drift
Sample Mode Offset
Nonlinearity
Gain Error
Output Drive Current
Output Resistance, DC
Total Output Noise (DC to 5 MHz)
Sampled DC Uncertainty
Hold Mode Noise (DC to 5 MHz)
Short Circuit Current
Input Voltage Range
Bias Current
Input Impedance
Input Capacitance
Input Voltage Low
Input Voltage High
Input Current High (V
Operating Voltage Range
Supply Current
+PSRR (+12 V
–PSRR (–12 V
Power Consumption
Specified Performance
10 V Step to 0.01%
10 V Step to 0.1%
Small Signal Bandwidth
Full Power Bandwidth
(V
Source
Sink
IN
= 5 V, 100 kHz)
10%)
10%)
IN
= 5 V)
(T
MIN
to T
1
MAX
–35
–4
–5
2.0
Min
–5
70
65
0
10.8
, V
CC
AD781J
= +12 V
Typ
600
500
4
1
–25
50
250
0.01
–86
–1
10
50
0.3
150
85
125
20
10
50
50
2
2
4
80
75
95
0.002
0.01
12
Max
–15
75
500
+3
200
+5
0.5
250
0.8
10
175
700
600
1
+5
6.5
+70
10%, V
0.003
0.025
13.2
–2–
EE
= –12 V
Min
–35
–4
–5
–5
2.0
70
65
–40
10.8
AD781A
Typ
4
1
–25
50
250
0.01
–86
–1
10
50
0.3
150
85
125
20
10
50
50
2
2
4
80
75
95
600
500
0.002
0.01
12
10%, C
L
Max
700
600
–15
75
500
1
+3
200
+5
0.5
+5
250
0.8
10
6.5
175
+85
= 20 pF, unless otherwise noted)
0.003
0.025
13.2
Min
–35
–4
–5
–5
2.0
70
65
–55
10.8
AD781S
Typ
600
500
4
1
–25
50
250
0.01
–86
–1
10
50
0.3
150
85
125
20
10
50
50
2
2
4
80
75
95
0.003
0.01
12
Max
700
600
–15
75
500
1
+3
200
+5
0.5
+5
250
0.8
10
7
185
+125
0.005
0.025
13.2
mA
mW
Units
ns
ns
MHz
MHz
ns
ps
ns
dB
mV
mV
% FS
% FS
mA
mA
V
nA
M
pF
V
V
V
mA
dB
dB
C
V/ s
V/ C
V rms
V rms
V rms
A
REV. A