LM224A STMicroelectronics, LM224A Datasheet - Page 6

• Manufacturer Part Number: LM224A
• Description: Low power, low input bias current
• Manufacturer: STMicroelectronics

Specifications of LM224A

• Wide Gain Bandwidth: 1.3 MHz
• Large Voltage Gain: 100 dB
• Very Low Supply Current/amplifier: 375μA
• Low Input Bias Current: 20 nA
• Low Input Offset Voltage: 3 mV max.
• Low Input Offset Current: 2 nA
• Single Supply: +3 V to +30 V
• Dual Supplies: ±1.5 V to ±15 V

Electrical characteristics
6/20
Table 2.
1. V
2. The direction of the input current is out of the IC. This current is essentially constant, independent of the
3. The input common-mode voltage of either input signal voltage should not be allowed to go negative by
4. Due to the proximity of external components, ensure that there is no coupling originating from stray
Symbol
V
GBP
THD
o1
DV
V
V
DI
SR
state of the output so there is no load change on the input lines.
more than 0.3 V. The upper end of the common-mode voltage range is V
inputs can go to +32 V without damage.
capacitance between these external parts. Typically, this can be detected at higher frequencies because
this type of capacitance increases.
e
OH
OL
/V
o
n
io
io
= 1.4 V, R
o2
High level output voltage V
V
V
Low level output voltage (R
Slew rate:
V
unity gain
Gain bandwidth product:
V
C
Total harmonic distortion:
f = 1kHz, A
100pF, V
Equivalent input noise voltage:
f = 1 kHz, R
Input offset voltage drift
Input offset current drift
Channel separation
CC
CC
CC
CC
L
T
T
T
T
T
T
T
T
amb
amb
amb
amb
= 100pF
min
min
min
min
V
specified)
= +30 V, R
= +5 V, R
= 15 V, V
= 30 V, f =100 kHz, V
s
CC
= 0 Ω, 5 V < V
≤ T
≤ T
≤ T
≤ T
= +25°C
= +25° C
= +25° C
= +25°C
+
CC
amb
= +5V, V
amb
amb
amb
v
s
= 30V
= 20dB, R
= 100 Ω, V
i
L
≤ T
≤ T
≤ T
≤ T
= 0.5 to 3 V, R
L
= 2 kΩ
max
= 10 kΩ
max
max
max
CC
CC
(4)
+
Parameter
- 1kHz ≤ f ≤ 20 kHZ
-
< 30 V, 0 < V
L
= Ground, V
= 2kΩ, V
CC
in
CC
L
= 30 V
= 10 mV, R
= 10kΩ):
L
= +30 V, R
= 2 kΩ , C
o
ic
= 2V
< V
o
= 1.4V, T
L
CC
pp
L
L
= 2 kΩ ,
+
= 100 pF,
, C
= 2 kΩ
- 1.5 V
L
=
amb
= +25°C (unless otherwise
Min.
3.5
CC
26
26
27
27
3
+
- 1.5 V, but either or both
0.015
Typ.
120
0.4
1.3
27
28
40
10
5
7
LM224A-LM324A
Max.
200
30
20
20
μV/°C
pA/°C
V/µs
MHz
Unit
----------- -
mV
dB
nV
%
V
V
V
Hz