Overview
The LM211QDREP is a high-speed differential comparator with strobe capability, manufactured by Texas Instruments. This device is part of the LM211 series and is designed to operate over a wide range of power-supply voltages, including single 5-V supplies and ±15-V supplies. It is suitable for use in various applications requiring fast response times and the ability to drive loads up to 50 V at 50 mA. The LM211QDREP is packaged in an SOIC-D package and is available on tape and reel, making it convenient for high-volume production.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Conditions |
|---|---|---|---|---|---|
| Input Offset Voltage (VIO) | 0.7 | 3 | 4 | mV | At 25°C, full range |
| Input Offset Current (IIO) | 4 | 10 | 20 | nA | At 25°C, full range |
| Input Bias Current (IIB) | 75 | 100 | 150 | nA | VO = 1 V to 14 V, full range |
| Low-Level Strobe Current (IIL(S)) | -3 | mA | V(strobe) = 0.3 V, VID ≤ –10 mV, at 25°C | ||
| Common-Mode Input Voltage Range (VICR) | -14.5 | -14.7 | 13.8 | V | Full range |
| Supply Voltage (VCC+ - VCC-) | 36 | V | |||
| Junction Temperature (TJ) | 148 | °C | |||
| Storage Temperature Range (Tstg) | -65 | 150 | °C |
Key Features
- Controlled Baseline: One Assembly/Test Site, One Fabrication Site.
- Extended Temperature Performance: –55°C to 125°C.
- Fast Response Times.
- Strobe Capability: Output is in the off state if the strobe is low, regardless of the differential input.
- Offset Balancing: Available for adjusting the input offset voltage.
- Wire-OR Capability: Outputs can be connected in a wire-OR configuration.
- High Output Drive Capability: Can drive loads up to 50 V at 50 mA.
- Isolation from System Ground: All inputs and outputs can be isolated from system ground.
- Compatibility with TTL and MOS Circuits: Output levels are compatible with most TTL and MOS circuits.
Applications
- High-Speed Analog and Digital Systems.
- Logic Systems: Compatible with 5-V logic supplies.
- Operational Amplifier Systems: Compatible with ±15-V supplies.
- Lamp and Relay Drivers.
- Industrial Control Systems.
- Automotive Systems: Qualified versions available for high-reliability automotive applications.
Q & A
- What is the operating temperature range of the LM211QDREP?
The LM211QDREP operates over a temperature range of –55°C to 125°C.
- What is the maximum input bias current of the LM211QDREP?
The maximum input bias current is 300 nA.
- Can the LM211QDREP operate from a single 5-V supply?
- What is the strobe capability of the LM211QDREP?
The strobe capability allows the output to be in the off state if the strobe is low, regardless of the differential input.
- What is the maximum output voltage that the LM211QDREP can drive?
The LM211QDREP can drive loads up to 50 V at 50 mA.
- Is the LM211QDREP compatible with TTL and MOS circuits?
- Can the inputs and outputs of the LM211QDREP be isolated from system ground?
- What is the package type and pin count of the LM211QDREP?
The LM211QDREP is packaged in an SOIC-D package with 8 pins.
- Is the LM211QDREP RoHS compliant?
- What are some typical applications of the LM211QDREP?
Typical applications include high-speed analog and digital systems, logic systems, operational amplifier systems, and industrial control systems.
