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LM319MX
+NomenclatureIC COMPARATOR DUAL HI SPD 14SOIC
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FabricantTexas Instruments
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Pièce fabricant #LM319MX
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Package SOP-14
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En stock3455
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Obsolete |
| Type | General Purpose |
| Number of Elements | 2 |
| Output Type | DTL, Open-Collector, Open-Emitter, RTL, TTL |
| Voltage - Supply, Single/Dual (±) | 5V ~ 30V, ±2.5V ~ 15V |
| Voltage - Input Offset (Max) | 8mV @ ±15V |
| Current - Input Bias(Max) | 1µA @ ±15V |
| Current - Output (Typ) | 25mA |
| Current - Quiescent (Max) | 12.5mA |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
Présentation
Description
Key features include a high slew rate and low propagation delay, making it ideal for high-frequency applications. The LM319MX can drive TTL, MOS, and other logic families, complementing digital systems integration. Its open-collector outputs allow for wired-OR configurations.
With a low input offset voltage and bias current, the LM319MX ensures precision in comparison tasks, making it suitable for zero-crossing detectors, pulse-width modulation, and voltage level sensing. Its robust temperature range supports industrial applications, and its dual comparator design offers space efficiency for compact systems. Overall, the LM319MX is valued for its speed, versatility, and reliability in electronic design.
Equivalent
Features
1. Dual Comparator: Contains two independent voltage comparators.
2. High Speed: Capable of fast response times with a propagation delay of around 80 ns.
3. Wide Supply Voltage Range: Operates with a supply voltage range from ±2.5V to ±15V, making it versatile for various applications.
4. Output Compatibility: TTL and CMOS compatible outputs.
5. Low Input Offset Voltage: Typically around 2 mV, which enhances precision.
6. Low Input Offset Current: Typically 5 nA, aiding in maintaining accuracy over various conditions.
7. High Input Impedance: Ensures minimal loading on the preceding stage.
8. Open-Collector Output: Allows for wired-OR connections and level shifting.
9. Temperature Range: Operates effectively from 0°C to +70°C.
10. Package: Available in SOIC-14, which supports space-saving designs.
These features make the LM319MX suitable for high-speed applications such as zero-crossing detectors, line receivers, and voltage level monitoring systems.
Pinout
1. Pin 1 & Pin 7: Output - These pins provide the output for each of the two comparators.
2. Pin 2 & Pin 6: Inverting Input (IN-) - These pins are used to receive the inverting input voltage for the two comparators.
3. Pin 3 & Pin 5: Non-Inverting Input (IN+) - These pins receive the non-inverting input voltage for the two comparators.
4. Pin 4: Ground (GND) - This is the ground pin for the IC.
5. Pin 8: Positive Supply Voltage (V+) - This pin is connected to the positive supply voltage.
The LM319MX is used for comparing voltages and can operate from a dual supply. It features a fast response time and is used in applications like zero-crossing detectors, voltage level detection, and signal conditioning.