Datasheet

AD620
Rev. H | Page 4 of 20
AD620A AD620B
AD620S
1
Parameter Conditions
Min Typ Max Min Typ Max Min Typ Max Unit
Common-Mode Rejection
Ratio DC to 60 Hz with
1 kΩ Source Imbalance V
CM
= 0 V to ± 10 V
G = 1 73 90 80 90 73 90 dB
G = 10 93 110 100 110 93 110 dB
G = 100 110 130 120 130 110 130 dB
G = 1000 110 130 120 130 110 130 dB
OUTPUT
Output Swing R
L
= 10 kΩ
V
S
= ±2.3 V
to ± 5 V
−V
S
+
1.1
+V
S
− 1.2 −V
S
+ 1.1 +V
S
− 1.2 −V
S
+ 1.1 +V
S
− 1.2 V
Overtemperature −V
S
+ 1.4 +V
S
− 1.3 −V
S
+ 1.4 +V
S
− 1.3 −V
S
+ 1.6 +V
S
− 1.3 V
V
S
= ±5 V
to ± 18 V
−V
S
+ 1.2 +V
S
− 1.4 −V
S
+ 1.2 +V
S
− 1.4 −V
S
+ 1.2 +V
S
− 1.4 V
Overtemperature −V
S
+ 1.6 +V
S
– 1.5 −V
S
+ 1.6 +V
S
– 1.5 –V
S
+ 2.3 +V
S
– 1.5 V
Short Circuit Current ±18 ±18 ±18 mA
DYNAMIC RESPONSE
Small Signal –3 dB Bandwidth
G = 1 1000 1000 1000 kHz
G = 10 800 800 800 kHz
G = 100 120 120 120 kHz
G = 1000 12 12 12 kHz
Slew Rate 0.75 1.2 0.75 1.2 0.75 1.2 V/μs
Settling Time to 0.01% 10 V Step
G = 1–100 15 15 15 μs
G = 1000 150 150 150 μs
NOISE
Voltage Noise, 1 kHz
22
)/()( GeeNoiseRTITotal
no
ni
+=
Input, Voltage Noise, e
ni
9 13 9 13 9 13 nV/√Hz
Output, Voltage Noise, e
no
72 100 72 100 72 100 nV/√Hz
RTI, 0.1 Hz to 10 Hz
G = 1 3.0 3.0 6.0 3.0 6.0 μV p-p
G = 10 0.55 0.55 0.8 0.55 0.8 μV p-p
G = 100–1000 0.28 0.28 0.4 0.28 0.4 μV p-p
Current Noise f = 1 kHz 100 100 100 fA/√Hz
0.1 Hz to 10 Hz 10 10 10 pA p-p
REFERENCE INPUT
R
IN
20 20 20 kΩ
I
IN
V
IN+
, V
REF
= 0 50 60 50 60 50 60 μA
Voltage Range −V
S
+ 1.6 +V
S
− 1.6 −V
S
+ 1.6 +V
S
− 1.6 −V
S
+ 1.6 +V
S
− 1.6 V
Gain to Output 1 ± 0.0001 1 ± 0.0001 1 ± 0.0001
POWER SUPPLY
Operating Range
4
±2.3 ±18 ±2.3 ±18 ±2.3 ±18 V
Quiescent Current V
S
= ±2.3 V
to ±18 V
0.9 1.3 0.9 1.3 0.9 1.3 mA
Overtemperature 1.1 1.6 1.1 1.6 1.1 1.6 mA
TEMPERATURE RANGE
For Specified Performance
−40 to +85 −40 to +85 −55 to +125 °C
1
See Analog Devices military data sheet for 883B tested specifications.
2
Does not include effects of external resistor R
G
.
3
One input grounded. G = 1.
4
This is defined as the same supply range that is used to specify PSR.