LM293DT STMicroelectronics, LM293DT Datasheet - Page 7

• Manufacturer Part Number: LM293DT
• Description: IC COMPARATOR LP DUAL 8-SOIC
• Manufacturer: STMicroelectronics
• Type: General Purposer

Specifications of LM293DT

• Number Of Elements: 2
• Output Type: CMOS, DTL, ECL, MOS, Open-Collector, TTL
• Voltage - Supply: 2 V ~ 36 V, ±1 V ~ 18 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Number Of Channels: 2 Channels
• Response Time: 1.3 us
• Offset Voltage (max): 5 mV
• Input Bias Current (max): 250 nA
• Supply Voltage (max): 36 V
• Supply Voltage (min): 2 V
• Supply Current (max): 1 mA
• Maximum Power Dissipation: 710 mW
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Comparator Type: Low Power
• No. Of Comparators: 2
• Ic Output Type: CMOS, MOS, TTL, DTL, ECL
• Supply Current: 1mA
• Supply Voltage Range: ± 1V To ± 18V
• Amplifier Case Style: SOIC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-1566-2

LM193, LM293, LM393
Figure 13. Low frequency op-amp with offset
Figure 15. Limit comparator
Figure 17. Split-supply applications - zero
e
I ~
R
s
e
high
low
V
V
I ~
(ref)
(ref)
e
I ~
R2
adjust
crossing detector
R
Offset Adjust
2R
R
2R
I
S
S
S
LM193
1M W
1/2
LM193
LM193
15V
1/2
1/2
15V
5V
1k W
100k W
10k W
V
CC
1M W
LM193
(12V)
1/2
100k W
R1
15k W
0.5 m F
2N 2222
5.1k W
Lamp
e
o
Doc ID 2164 Rev 11
2N 2222
5V
e
o
Figure 14. Zero crossing detector
Figure 16. Crystal controlled oscillator
Figure 18. Comparator with a negative
e
I
e
0.1 m F
5.1kW
I ~
200k W
200kW
(single power supply)
reference
5V
1N4148
5.1kW
100kW
f = 100kHz
V
LM193
CC
100k W
1/2
LM193
1/2
= 15V
10kW
15V
15V
Typical applications
2k W
100kW
LM193
e
1/2
20MW
o
5V
V
CC
5.1k W
0
e
o
5.1kW
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