LM293 STMicroelectronics, LM293 Datasheet - Page 6

• Manufacturer Part Number: LM293
• Description: Low power dual voltage comparator
• Manufacturer: STMicroelectronics

Specifications of LM293

• Wide Single-supply Voltage Range Or Dual Supplies: +2 V to +36 V or ±1 V to ±18 V
• Low Input Bias Current: 20 nA typ.
• Low Input Offset Current: ±3 nA typ.
• Low Input Offset Voltage: ±1 mV typ.
• Low Output Saturation Voltage: 80 mV typ. (Isink= 4 mA)

Typical applications
4
6/18
Figure 7.
Figure 9.
Figure 11. Low frequency op-amp
+V
-V
(e = 0V for e = 0V)
(ref)
(ref)
~
o
1k W
e
Basic comparator
Low frequency op-amp
Typical applications
~
I
1k W
e
I
LM193
LM193
1/2
100kW
I
1/2
A = 100
LM193
A = 100
1/2
V
100k W
V
15k Ω
15k W
0.5 m F
V
CC
5V
5V
15k W
0.5 m F
= 5V
2N 2222
e
o
e
V
o
Doc ID 2164 Rev 12
O
Figure 8.
Figure 10. Driving CMOS
Figure 12. Transducer amplifier
+V
+V
-V
-V
Magnetic pick-up
(ref)
(ref)
(ref)
(ref)
Driving TTL
LM193
LM193
10k W
1/2
1/2
10k W
LM193, LM293, LM393
LM193
5V
5V
1/2
20M W
5V
100kW
10k W
3k W
&
&
&
e o