Datasheet

AD623
Rev. D | Page 6 of 24
AD623A AD623ARM AD623B
Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
DYNAMIC RESPONSE
Small Signal −3 dB Bandwidth
G = 1 800 800 800 kHz
G = 10 100 100 100 kHz
G = 100 10 10 10 kHz
G = 1000 2 2 2 kHz
Slew Rate 0.3 0.3 0.3 V/μs
Settling Time to 0.01%
V
S
= ±5 V,
5 V step
G = 1 30 30 30 μs
G = 10 20 20 20 μs
1
Does not include effects of external resistor, R
G
.
2
One input grounded. G = 1.
BOTH DUAL AND SINGLE SUPPLIES
Table 3.
AD623A AD623ARM AD623B
Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
NOISE
Voltage Noise, 1 kHz
Total RTI noise =
() ()
2
2
/Gee
no
ni
+
Input, Voltage Noise, e
ni
35 35 35 nV/√Hz
Output, Voltage Noise, e
no
50 50 50 nV/√Hz
RTI, 0.1 Hz to 10 Hz
G = 1 3.0 3.0 3.0 μV p-p
G = 1000 1.5 1.5 1.5 μV p-p
Current Noise f = 1 kHz 100 100 100 fA/√Hz
0.1 Hz to 10 Hz 1.5 1.5 1.5 pA p-p
REFERENCE INPUT
R
IN
100 ±
20%
100 ±
20%
100 ±
20%
kΩ
I
IN
V
IN
+, V
REF
= 0 V 50 60 50 60 50 60 μA
Voltage Range −V
S
+V
S
−V
S
+V
S
−V
S
+V
S
V
Gain to Output
1 ±
0.0002
1 ±
0.0002
1 ±
0.0002
V
POWER SUPPLY
Operating Range Dual supply ±2.5 ±6 ±2.5 ±6 ±2.5 ±6 V
Single supply 2.7 12 2.7 12 2.7 12 V
Quiescent Current Dual supply 375 550 375 550 375 550 μA
Single supply 305 480 305 480 305 480 μA
Over Temperature 625 625 625 μA
TEMPERATURE RANGE
For Specified Performance −40 +85 −40 +85 −40 +85 °C