Overview
The TS272CDT is a high-performance, dual operational amplifier produced by STMicroelectronics. It is designed to operate with single or dual supplies, making it versatile for various applications. The TS272CDT uses the ST silicon gate CMOS process, which offers an excellent consumption-speed ratio, making it ideal for low-power consumption applications. This device is available in different packages, including DIP, SO, and TSSOP, and is suitable for a wide range of operating temperatures.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Supply Voltage (VCC+) | 3 to 16 | V | |
| Input Offset Voltage (Vio) | 0.25 to 12 | mV | VCC+ = 10V, VCC- = 0V, Tamb = 25°C |
| Input Offset Voltage Drift (DVio) | 2 | µV/°C | |
| Input Bias Current (Iib) | 1 to 300 | pA | Vic = 5V, VO = 5V |
| High Level Output Voltage (VOH) | 8.1 to 8.4 | V | Vid = 100mV, RL = 10kΩ |
| Low Level Output Voltage (VOL) | 50 | mV | Vid = -100mV |
| Gain Bandwidth Product (GBP) | 3.5 | MHz | Av = 40dB, RL = 10kΩ, CL = 100pF |
| Common Mode Rejection Ratio (CMR) | 65 to 80 | dB | Vic = 1V to 7.4V, VO = 1.4V |
| Supply Current (ICC) per amplifier | 1000 to 1700 | µA | Av = 1, no load, VO = 5V |
| Operating Temperature Range (Toper) | 0 to +70, -40 to +125, -55 to +125 | °C | Depending on the version (C, I, M) |
Key Features
- Low power consumption with options for very low power (TS27L2), low power (TS27M2), and standard (TS272) versions.
- High input impedance and extremely low input currents.
- Excellent phase margin on capacitive loads.
- Gain bandwidth product of 3.5 MHz.
- Stable and low offset voltage with three input offset voltage selections.
- Output voltage can swing to ground.
- Available in DIP, SO, and TSSOP packages.
- Wide operating temperature range.
Applications
- Low-power consumption applications such as battery-powered devices.
- Audio and video equipment where low noise and high fidelity are required.
- Medical devices that need precise and stable amplification.
- Industrial control systems where reliability and stability are crucial.
- Automotive electronics that require robust performance over a wide temperature range.
Q & A
- What is the supply voltage range for the TS272CDT?
The supply voltage range for the TS272CDT is from 3V to 16V.
- What are the different package options available for the TS272CDT?
The TS272CDT is available in DIP, SO, and TSSOP packages.
- What is the gain bandwidth product of the TS272CDT?
The gain bandwidth product of the TS272CDT is 3.5 MHz.
- What are the typical input offset voltage and drift values for the TS272CDT?
The typical input offset voltage is between 0.25 mV and 12 mV, and the drift is 2 µV/°C.
- What is the common mode rejection ratio (CMR) of the TS272CDT?
The CMR of the TS272CDT is between 65 dB and 80 dB.
- What are the operating temperature ranges for the different versions of the TS272CDT?
The operating temperature ranges are 0°C to +70°C for the C version, -40°C to +125°C for the I version, and -55°C to +125°C for the M version.
- How does the TS272CDT perform in terms of phase margin on capacitive loads?
The TS272CDT has an excellent phase margin on capacitive loads, ensuring stability in such applications.
- What is the typical supply current per amplifier for the TS272CDT?
The typical supply current per amplifier is between 1000 µA and 1700 µA.
- What are some common applications for the TS272CDT?
Common applications include low-power consumption devices, audio and video equipment, medical devices, industrial control systems, and automotive electronics.
- Why is the TS272CDT preferred over JFET devices in some applications?
The TS272CDT is preferred due to its very low input currents and minimal drift with temperature, which is a significant advantage over JFET devices.
