ON Semiconductor LM339DTBR2 Quad Differential Comparator

The ON Semiconductor LM339DTBR2 is a high-precision quad differential comparator designed to operate over a wide range of voltages, from a single 2V supply up to a dual ±18V supply. This versatile component is widely used in various applications including industrial, automotive, and consumer electronics due to its reliability and performance.

Each of the four comparators within the LM339DTBR2 operates independently and is designed to directly interface with TTL and CMOS. The low input offset voltage, coupled with the ability to operate over a wide range of power supply voltages, makes this device exceptionally versatile. The comparators feature a typical offset voltage of only 2 mV and an offset current of 3 nA, ensuring high accuracy in voltage comparison tasks.

The LM339DTBR2's open-collector outputs allow wired-AND connections, providing flexibility in interfacing with other logic levels. This feature is particularly useful when designing logic circuits or implementing various forms of digital control. Additionally, the device boasts a low supply current, which is ideal for power-sensitive applications, consuming typically only 0.8 mA per comparator.

Designed for demanding environments, the LM339DTBR2 can operate over a wide temperature range from -40°C to +85°C. The device is packaged in a TSSOP-14 package, ensuring a compact footprint suitable for space-constrained applications. Its robust design and high noise immunity make it an excellent choice for control systems, voltage level monitoring, and window comparators.

Key features of the LM339DTBR2 include:

• Quad differential inputs
• Wide supply voltage range: 2V to 36V
• Low input offset voltage: 2 mV (typical)
• Low input bias current: 25 nA (typical)
• Low supply current: 0.8 mA per comparator (typical)
• Compatible with TTL and CMOS logic
• Open-collector outputs for wired-AND connections
• Operating temperature range: -40°C to +85°C
• Compact TSSOP-14 packaging

Overall, the LM339DTBR2 from ON Semiconductor is a reliable and efficient solution for a wide range of comparison and control applications, offering precision, low power consumption, and a small form factor.