Overview
The TS954ID, produced by STMicroelectronics, is part of the TS951, TS952, and TS954 family of rail-to-rail BiCMOS operational amplifiers. These amplifiers are optimized and fully specified for operation at 3 V and 5 V. The TS954ID is particularly suited for applications requiring high-speed, low-power, and rail-to-rail input and output capabilities. It is available in various packages, including SO14 and TSSOP14, making it versatile for different design needs.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | 12 | V | |
| Input Offset Voltage (Vio) | 6 | 8 | mV | |
| Input Offset Current (Iio) | 1 | 30 | 80 | nA |
| Input Bias Current (Iib) | 35 | 100 | 200 | nA |
| Common Mode Rejection Ratio (CMR) | 50 | 80 | dB | |
| Supply Voltage Rejection Ratio (SVR) | 60 | 80 | dB | |
| Gain Bandwidth Product (GBP) | 3 | MHz | ||
| Slew Rate (SR) | 1 | V/μs | ||
| Phase Margin at Unit Gain | 60 | Degrees | ||
| Gain Margin | 10 | dB | ||
| Equivalent Input Noise Voltage | 25 | nV/√Hz | ||
| Total Harmonic Distortion (THD) | 0.01 | % | ||
| Output Short-Circuit Current | 10 | mA | ||
| Supply Current (per Amplifier) | 0.95 | 1.4 | mA |
Key Features
- Rail-to-rail input common mode voltage range and rail-to-rail output voltage swing
- Operates from 2.7 V to 12 V
- High-speed operation with a gain bandwidth product of 3 MHz and a slew rate of 1 V/μs
- Low power consumption (0.9 mA at 3 V)
- High supply voltage rejection ratio (80 dB)
- Latch-up immunity
- Available in various packages including SOT23-5, SO8, TSSOP8, SO14, and TSSOP14
Applications
- Industrial and automotive signal conditioning
- Active filtering
- Medical instrumentation
- Digital-to-analog converter buffers
- Portable headphone speaker drivers
- Set-top boxes
- Laptop/notebook computers
- Transformer/line drivers
- Personal entertainment devices (CD players)
- Portable communications (cell phones, pagers)
- Instrumentation and sensors
Q & A
- What is the operating voltage range of the TS954ID?
The TS954ID operates from 2.7 V to 12 V.
- What is the gain bandwidth product of the TS954ID?
The gain bandwidth product is 3 MHz.
- What is the slew rate of the TS954ID?
The slew rate is 1 V/μs.
- What is the supply current of the TS954ID at 3 V?
The supply current is typically 0.9 mA at 3 V.
- What is the common mode rejection ratio of the TS954ID?
The common mode rejection ratio is between 50 dB and 80 dB.
- What packages are available for the TS954ID?
The TS954ID is available in SO14 and TSSOP14 packages, among others.
- What are some typical applications of the TS954ID?
Typical applications include industrial and automotive signal conditioning, active filtering, medical instrumentation, and digital-to-analog converter buffers.
- Does the TS954ID have latch-up immunity?
Yes, the TS954ID has latch-up immunity.
- What is the total harmonic distortion of the TS954ID?
The total harmonic distortion is 0.01% for Vout = 4 Vpk-pk, F = 10 kHz, Av = 2, RL = 10 kΩ.
- What is the thermal resistance junction-to-ambient for the SO14 package?
The thermal resistance junction-to-ambient for the SO14 package is 103 °C/W.
