Overview
The LM2901VD is a quad comparator integrated circuit produced by onsemi. It is designed for use in various applications such as level detection, low-level sensing, and memory functions across consumer, automotive, and industrial electronic systems. This component is known for its versatility and reliability, making it a popular choice for tasks where precision and efficiency are crucial.
The LM2901VD operates with either single or split power supplies, supporting voltage ranges from 3.0 V to 36 V for single supply and ±1.5 V to ±18 V for split supplies. This flexibility allows it to be used in a wide variety of power configurations without the need for additional voltage adjustment components.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Comparators | 4 |
| Output Type | CMOS, Open-Collector, TTL |
| Supply Voltage (Single/Dual) | 3V - 36V, ±1.5V - ±18V |
| Input Bias Current | 25 nA (Typ) |
| Input Offset Current | ±5.0 nA (Typ) |
| Input Offset Voltage | 7 mV (Typ) |
| Output Saturation Voltage | 130 mV (Typ) @ 4.0 mA |
| Operating Temperature | -40°C to 125°C |
| Package Type | SOIC-14 |
| Response Time | 1.3 μs (Typ) |
| Output Current per Channel | 16 mA (Typ) |
Key Features
- Single or Split Supply Operation: Supports both single and split power supplies, making it adaptable to various circuit designs.
- Low Input Bias Current: Typical input bias current of 25 nA minimizes interference in the circuit.
- Low Input Offset Current: Typical offset current of ±5.0 nA ensures stable performance by reducing variation in input signals.
- Low Output Saturation Voltage: Output saturation voltage of 130 mV (Typ) at 4.0 mA.
- TTL and CMOS Compatibility: Works well with both TTL and CMOS logic levels, ensuring seamless integration into modern electronic designs.
- ESD Protection: ESD clamps on the inputs increase reliability without affecting device operation.
- RoHS Compliance: Free from lead, halogens, and other harmful materials, making it a safer and more environmentally friendly choice.
Applications
- Level Detection and Low-Level Sensing: Ideal for applications requiring precise level detection and low-level sensing.
- Industrial Electronics: Widely used in industrial electronics for monitoring, level detection, and signal comparison tasks.
- Automotive Electronics: Qualified for automotive use, especially the NCV2901 variant.
- Consumer Electronics: Suitable for various consumer electronic applications where reliability and precision are essential.
- Zero-Crossing Detection: Can be used as a zero-crossing detector in both single supply and split supply configurations.
Q & A
- What is the LM2901VD used for?
The LM2901VD is used for level detection, low-level sensing, and memory applications in consumer, automotive, and industrial electronic systems.
- What are the supported supply voltage ranges for the LM2901VD?
The LM2901VD supports single supply voltages from 3.0 V to 36 V and split supplies from ±1.5 V to ±18 V.
- What is the typical input bias current of the LM2901VD?
The typical input bias current is 25 nA.
- Is the LM2901VD compatible with TTL and CMOS logic levels?
- What is the operating temperature range of the LM2901VD?
The operating temperature range is -40°C to 125°C.
- What package types are available for the LM2901VD?
The LM2901VD is available in SOIC-14 and TSSOP-14 packages.
- What is the response time of the LM2901VD?
The typical response time is 1.3 μs.
- Is the LM2901VD RoHS compliant?
- Can the LM2901VD be used as a zero-crossing detector?
- What are some common applications of the LM2901VD in industrial electronics?
