Produktdetails

Number of channels 1 Output type Open-collector, Open-drain Propagation delay time (µs) 0.2 Vs (max) (V) 36 Vs (min) (V) 5 Rating Military Features Strobe, Vos Adj Pin Iq per channel (typ) (mA) 5.1 Vos (offset voltage at 25°C) (max) (mV) 3 Rail-to-rail No Operating temperature range (°C) -55 to 125 Input bias current (±) (max) (nA) 100 VICR (max) (V) 34 VICR (min) (V) 0.5
Number of channels 1 Output type Open-collector, Open-drain Propagation delay time (µs) 0.2 Vs (max) (V) 36 Vs (min) (V) 5 Rating Military Features Strobe, Vos Adj Pin Iq per channel (typ) (mA) 5.1 Vos (offset voltage at 25°C) (max) (mV) 3 Rail-to-rail No Operating temperature range (°C) -55 to 125 Input bias current (±) (max) (nA) 100 VICR (max) (V) 34 VICR (min) (V) 0.5
WAFERSALE (YS) See data sheet TO-CAN (LMC) 8 80.2816 mm² (8.96 mm × 8.96 mm) CDIP (NAB) 8 79.9592 mm² (— mm × — mm)
  • Operates From Single 5V Supply
  • Input Current: 150 nA Max. Over Temperature
  • Offset Current: 20 nA Max. Over Temperature
  • Differential Input Voltage Range: ±30V
  • Power Consumption: 135 mW at ±15V

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  • Operates From Single 5V Supply
  • Input Current: 150 nA Max. Over Temperature
  • Offset Current: 20 nA Max. Over Temperature
  • Differential Input Voltage Range: ±30V
  • Power Consumption: 135 mW at ±15V

All trademarks are the property of their respective owners.

The LM111-N, LM211-N and LM311-N are voltage comparators that have input currents nearly a thousand times lower than devices like the LM106 or LM710. They are also designed to operate over a wider range of supply voltages: from standard ±15V op amp supplies down to the single 5V supply used for IC logic. Their output is compatible with RTL, DTL and TTL as well as MOS circuits. Further, they can drive lamps or relays, switching voltages up to 50V at currents as high as 50 mA.

Both the inputs and the outputs of the LM111-N, LM211-N or the LM311-N can be isolated from system ground, and the output can drive loads referred to ground, the positive supply or the negative supply. Offset balancing and strobe capability are provided and outputs can be wire OR'ed. Although slower than the LM106 and LM710 (200 ns response time vs 40 ns) the devices are also much less prone to spurious oscillations. The LM111-N has the same pin configuration as the LM106 and LM710.

The LM211-N is identical to the LM111-N, except that its performance is specified over a −25°C to +85°C temperature range instead of −55°C to +125°C. The LM311-N has a temperature range of 0°C to +70°C.

The LM111-N, LM211-N and LM311-N are voltage comparators that have input currents nearly a thousand times lower than devices like the LM106 or LM710. They are also designed to operate over a wider range of supply voltages: from standard ±15V op amp supplies down to the single 5V supply used for IC logic. Their output is compatible with RTL, DTL and TTL as well as MOS circuits. Further, they can drive lamps or relays, switching voltages up to 50V at currents as high as 50 mA.

Both the inputs and the outputs of the LM111-N, LM211-N or the LM311-N can be isolated from system ground, and the output can drive loads referred to ground, the positive supply or the negative supply. Offset balancing and strobe capability are provided and outputs can be wire OR'ed. Although slower than the LM106 and LM710 (200 ns response time vs 40 ns) the devices are also much less prone to spurious oscillations. The LM111-N has the same pin configuration as the LM106 and LM710.

The LM211-N is identical to the LM111-N, except that its performance is specified over a −25°C to +85°C temperature range instead of −55°C to +125°C. The LM311-N has a temperature range of 0°C to +70°C.

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Technische Dokumentation

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Top-Dokumentation Typ Titel Format-Optionen Neueste englische Version herunterladen Datum
* Datenblatt LM111/LM211/LM311 Voltage Comparator datasheet (Rev. E) 27.03.2013
E-book The Signal e-book: A compendium of blog posts on op amp design topics PDF | HTML 28.03.2017
Anwendungshinweis LB-12 An IC Voltage Comparator for High Impedance Circuitry (Rev. B) 06.05.2013
Anwendungshinweis AN-41 Precision IC Comparator Runs from +5V Logic Supply (Rev. B) 01.05.2013
Anwendungshinweis AN-46 The Phase Locked Loop IC as a Communication System Building Block 14.05.2004
Anwendungshinweis Circuit Techniques for Avoiding Oscillations in Comparator Applications 02.10.2002
Anwendungshinweis Microvolt Comparator 02.10.2002

Design und Entwicklung

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Simulationsmodell

LM111-N PSPICE Model

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Unterstützte Produkte und Hardware
Gehäuse Pins CAD-Symbole, Footprints und 3D-Modelle
WAFERSALE (YS) Ultra Librarian
TO-CAN (LMC) 8 Ultra Librarian
CDIP (NAB) 8 Ultra Librarian

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