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1. Describe
TLV2252 and TLV2254IN are dual and quad low-voltage operational amplifiers from Texas Instruments. Both devices have rail-to-rail output performance, which can increase the dynamic range in single-supply or sub-supply applications. Each channel of the TLV225x series consumes only 34 µA of supply current. This micro-power operation makes them ideal for battery-powered applications. This series has complete characteristics at 3V and 5V and is optimized for low-voltage applications. Compared with previous generations of CMOS amplifiers, the noise performance has been significantly improved. The noise level of TLV225x at 1kHz is 19 nV/√Hz, which is four times lower than competitive micropower solutions. TLV225x has high input impedance and low noise, which is very suitable for small signal adjustment of high impedance sources (such as piezoelectric transducers). Due to the micro-power consumption level combined with 3V operation, these devices work well in handheld surveillance and remote sensing applications. In addition, the rail-to-rail output characteristics of a single or split power supply make this series an excellent choice when interfacing with analog-to-digital converters (ADC). For precision applications, the maximum input offset voltage of the TLV225xA series is 850 µV. TLV2252/4 also has a major upgrade to TLV2322/4 in the standard design. They provide higher yield Dynamic range, lower noise voltage and lower input offset voltage. This enhanced feature set enables them to be used in a wider range of applications. Suitable for applications requiring higher output drive and wider input voltage range. If your design requires a single amplifier. These devices are single rail-to-rail operational amplifiers in SOT-23 package. Their small size and low power consumption make them ideal for high-density, battery-powered devices.
2. Feature
1. The output swing includes two power rails
2. Low noise... 19 nV/√Hz typical at f = 1 kHz
3. Low input bias current... 1 pA typical
4. Fully suitable for single power supply and separate power supply operation
5. Ultra-low power consumption... 34 µA per channel typical
6. Common mode input voltage range includes negative rail
7. The low input offset voltage at TA = 25°C is 850 µV (maximum)
8. Wide power supply voltage range 2.7V to 8V
9. Contains the macro model
10. Can be used in Q-Temp cars
- HighRel automotive application
- Configuration control/printing support
- Compliance with automotive standards
3. Pin configuration
