Overview
The LM2901AVQDRG4 is a precision quad differential comparator produced by Texas Instruments. This component is part of the LM2901 series, which is designed to operate over a wide range of voltages and temperatures. It features four independent voltage comparators, making it versatile for various applications. The device is available in a 14-pin SOIC (D) package and is compliant with RoHS and MIL-PRF-38535 standards.
Key Specifications
| Parameter | Test Conditions | Unit | Min | Typ | Max |
|---|---|---|---|---|---|
| Operating Temperature Range | °C | -40 | 125 | ||
| Supply Voltage (Single Supply) | V | 2 | 36 | ||
| Supply Voltage (Dual Supplies) | V | ±1 | ±18 | ||
| Input Offset Voltage | VCC = 5 V to MAX, VIC = VICR min, VO = 1.4 V | mV | 1 | 2 | 5 |
| Input Offset Current | VO = 1.4 V | nA | -25 | 3 | 50 |
| Input Bias Current | VO = 1.4 V | nA | -25 | -250 | -400 |
| Common-Mode Input Voltage Range | V | 0 | VCC - 1.5 | ||
| Differential Input Voltage Range | V | ±36 | |||
| Output Saturation Voltage | V | ||||
| Supply Current (No Load) | VCC = 5 V, VO = 2.5 V | mA | 0.8 | 2 |
Key Features
- Four independent voltage comparators in a single package.
- Wide operating temperature range: -40°C to 125°C.
- Single supply operation: 2 V to 36 V, and dual supply operation: ±1 V to ±18 V.
- Low supply-current drain independent of supply voltage: 0.8 mA (typical).
- Low input bias current: 25 nA (typical).
- Low input offset voltage: 2 mV (typical).
- Common-mode input voltage range includes ground.
- Differential input voltage range equal to maximum-rated supply voltage: ±36 V.
- Low output saturation voltage.
- Output compatible with TTL, MOS, and CMOS.
Applications
- Industrial applications.
- Automotive - Infotainment and clusters, body control modules.
- Power supervision.
- Oscillators.
- Peak detectors.
- Logic voltage translation.
Q & A
- What is the operating temperature range of the LM2901AVQDRG4? The operating temperature range is -40°C to 125°C.
- What are the supply voltage ranges for the LM2901AVQDRG4? The device can operate from a single supply of 2 V to 36 V and from dual supplies of ±1 V to ±18 V.
- What is the typical supply current for the LM2901AVQDRG4? The typical supply current is 0.8 mA.
- Is the LM2901AVQDRG4 compatible with TTL, MOS, and CMOS outputs? Yes, it is compatible with TTL, MOS, and CMOS outputs.
- What is the common-mode input voltage range for the LM2901AVQDRG4? The common-mode input voltage range includes ground and goes up to VCC - 1.5 V.
- Can the inputs of the LM2901AVQDRG4 exceed VCC? Yes, one input can exceed VCC as long as the other input remains in the common-mode range.
- What is the differential input voltage range for the LM2901AVQDRG4? The differential input voltage range is equal to the maximum-rated supply voltage: ±36 V.
- Is the LM2901AVQDRG4 RoHS compliant? Yes, it is RoHS compliant and free of Sb/Br.
- What package type is the LM2901AVQDRG4 available in? It is available in a 14-pin SOIC (D) package.
- What are some typical applications of the LM2901AVQDRG4? Typical applications include industrial, automotive, power supervision, oscillators, peak detectors, and logic voltage translation.
