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LM293DGKR
+StücklisteIC COMPARATOR DIFF DUAL 8VSSOP
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HerstellerTexas Instruments
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Herstellerteil #LM293DGKR
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Paket VSSOP-8
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Auf Lager5553
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Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Differential |
| Number of Elements | 2 |
| Output Type | CMOS, MOS, Open-Drain, TTL |
| Voltage - Supply, Single/Dual (±) | 2V ~ 36V, ±1V ~ 18V |
| Voltage - Input Offset (Max) | 5mV @ 30V |
| Current - Input Bias(Max) | 0.25µA @ 5V |
| Current - Output (Typ) | 20mA |
| Current - Quiescent (Max) | 2.5mA |
| Operating Temperature | -25°C ~ 85°C |
| Mounting Type | Surface Mount |
Übersicht
Description
Key features of the LM293DGKR include low input offset voltage and low power consumption, ensuring accuracy and efficiency in performance. It provides a differential input voltage capability equal to the power supply voltage, allowing for flexible design configurations. The open-collector output stage of the comparators enables several devices to connect to a single line for wired-AND logic functions.
Typical applications for the LM293DGKR include zero-crossing detectors, voltage level shifters, and pulse-width modulation circuits. Its robust design and reliable performance make it a popular choice in automotive, industrial, and consumer electronics.
Equivalent
Features
1. Dual Comparator: Contains two independent voltage comparators in a single package.
2. Wide Supply Voltage Range: Operates on a supply voltage range from 2 V to 36 V.
3. Low Input Offset Voltage: Ensures precision with low input offset voltage.
4. Low Quiescent Current: Offers low power consumption, making it suitable for battery-operated devices.
5. Open Collector Output: Allows for wired logic operation with other open-collector devices.
6. Wide Temperature Range: Functions effectively over a temperature range from -40°C to 85°C.
7. Fast Response Time: Provides quick response with fast switching capabilities.
8. Package Type: Available in a small outline package (SOIC-8), ideal for compact designs.
9. High Input Impedance: Features high input impedance leading to minimal loading.
10. Application Versatility: Suitable for signal detection, threshold detection, and other voltage comparison needs.
These features make the LM293DGKR a versatile choice for various analog signal processing tasks.
Pinout
1. VCC (Pin 8): Power supply pin where the positive voltage is applied.
2. Output 1 (Pin 1): Output of the first comparator.
3. Input 1 Inverting (Pin 2): Inverting input of the first comparator.
4. Input 1 Non-Inverting (Pin 3): Non-inverting input of the first comparator.
5. GND (Pin 4): Ground or negative supply voltage pin.
6. Input 2 Non-Inverting (Pin 5): Non-inverting input of the second comparator.
7. Input 2 Inverting (Pin 6): Inverting input of the second comparator.
8. Output 2 (Pin 7): Output of the second comparator.
The LM293DGKR is used in applications requiring precise voltage level detection, offering open-collector outputs that can be used in various configurations for flexible design options.