Overview
The TS944AIPT is a part of the TS94x series of operational amplifiers produced by STMicroelectronics. These op-amps are designed for ultra-micropower consumption and are ideal for battery-powered systems where low supply current and rail-to-rail output are essential. The TS944AIPT operates over a temperature range of -40°C to +85°C and is characterized by its low power consumption, high performance, and robust features.
The device is available in a TSSOP-14 package and is part of STMicroelectronics' extensive portfolio of low-power op-amps, making it suitable for various industrial, automotive, and consumer applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 2.5 to 10 | V |
| Operating Temperature Range | -40 to +85 | °C |
| Input Bias Current (Iib) | 1 pA (typ) | pA |
| Supply Current (ICC) per Amplifier | 1.2 µA (typ) | µA |
| Gain Bandwidth Product (GBP) | 10 kHz | kHz |
| Slew Rate (SR) | 3 to 4.5 V/ms | V/ms |
| Output Source/Sink Current | 350 to 650 µA | µA |
| Common Mode Rejection Ratio (CMR) | 60 to 85 dB | dB |
| Supply Voltage Rejection Ratio (SVR) | 50 to 85 dB | dB |
| Package | TSSOP-14 | |
| ESD Protection | 2 kV (HBM) | kV |
Key Features
- Rail-to-rail output voltage swing
- Micropower consumption (1.2 µA)
- Single supply operation (2.5 V to 10 V)
- Ultra-low input bias current (1 pA typical)
- CMOS inputs
- Latch-up immunity (class A)
- ESD protection (2 kV)
- Available in TSSOP-14 package
Applications
- Battery-powered systems (e.g., alarms)
- Portable communication systems (e.g., pagers)
- Smoke/gas/fire detectors
- Instrumentation and sensoring
- pH meters
Q & A
- What is the operating temperature range of the TS944AIPT?
The TS944AIPT operates over a temperature range of -40°C to +85°C.
- What is the typical supply current of the TS944AIPT?
The typical supply current is 1.2 µA per amplifier.
- What is the input bias current of the TS944AIPT?
The input bias current is typically 1 pA.
- Does the TS944AIPT have ESD protection?
- In what package is the TS944AIPT available?
The TS944AIPT is available in a TSSOP-14 package.
- What is the gain bandwidth product of the TS944AIPT?
The gain bandwidth product is 10 kHz.
- What are some typical applications of the TS944AIPT?
Typical applications include battery-powered systems, portable communication systems, smoke/gas/fire detectors, instrumentation and sensoring, and pH meters.
- Does the TS944AIPT have rail-to-rail output capability?
- What is the common mode rejection ratio (CMR) of the TS944AIPT?
The CMR is between 60 to 85 dB.
- Is the TS944AIPT suitable for single supply operation?
