Datasheet

Data Sheet AD8224
Rev. C | Page 5 of 28
V
S
+ = +15 V, V
S
− = −15 V, V
REF
= 0 V, T
A
= 25°C, G = 1, R
L
= 2 kΩ
1
, unless otherwise noted. Table 3 displays the specifications for the
dynamic performance of each individual instrumentation amplifier.
Table 3. Dynamic Performance of Each Individual Amplifier—Single-Ended Output Configuration, V
S
= ±15 V
A Grade B Grade
Parameter Conditions Min Typ Max Min Typ Max Unit
DYNAMIC RESPONSE
Small Signal Bandwidth −3 dB
G = 1 1500 1500 kHz
G = 10 800 800 kHz
G = 100 120 120 kHz
G =1000 14 14 kHz
Settling Time 0.01%
ΔV
O
= ±10 V step
G = 1 5 5 µs
G = 10 4.3 4.3 µs
G = 100 8.1 8.1 µs
G =1000 58 58 µs
Settling Time 0.001% ΔV
O
= ±10 V step
G = 1 6 6 µs
G = 10 4.6 4.6 µs
G = 100 9.6 9.6 µs
G =1000 74 74 µs
Slew Rate
G = 1 to 100 2 2 V/µs
1
When the output sinks more than 4 mA, use a 47 pF capacitor in parallel with the load to prevent ringing. Otherwise, use a larger load, such as 10 kΩ.
V
S
+ = +15 V, V
S
− = −15 V, V
REF
= 0 V, T
A
= 25°C, G = 1, R
L
= 2 kΩ
1
, unless otherwise noted. Table 4 displays the specifications for the
dynamic performance of both amplifiers when used in the differential output configuration shown in Figure 63.
Table 4. Dynamic Performance of Both Amplifiers—Differential Output Configuration
2
, V
S
= ±15 V
A Grade B Grade
Parameter Conditions Min Typ Max Min Typ Max Unit
DYNAMIC RESPONSE
Small Signal Bandwidth −3 dB
G = 1 1500 1500 kHz
G = 10 800 800 kHz
G = 100
120
120
kHz
G =1000 14 14 kHz
Settling Time 0.01% ΔV
O
= ±10 V step
G = 1 5 5 µs
G = 10 4.3 4.3 µs
G = 100 8.1 8.1 µs
G =1000 58 58 µs
Settling Time 0.001% ΔV
O
= ±10 V step
G = 1 6 6 µs
G = 10 4.6 4.6 µs
G = 100
9.6
9.6
µs
G =1000 74 74 µs
Slew Rate
G = 1 to 100 2 2 V/µs
1
When the output sinks more than 4 mA, use a 47 pF capacitor in parallel with the load to prevent ringing. Otherwise, use a larger load, such as 10 kΩ.
2
Refers to the differential configuration shown in Figure 63.