Overview
The TSH74CD, part of the TSH7x series from STMicroelectronics, is a quad operational amplifier designed for high video performance, low power consumption, and wide bandwidth. This component is suitable for a variety of applications requiring high fidelity and low distortion. The TSH74CD operates on a single supply voltage ranging from 3 V to 12 V, making it versatile for use in both portable and fixed equipment. It features rail-to-rail output, high output current, and low operating power, which are essential for driving standard 150 Ω loads.
Key Specifications
| Parameter | Test Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VCC) | 3 | 12 | V | ||
| 3 dB Bandwidth | AVCL = +1, RL = 150 Ω to 1.5 V | 87 | MHz | ||
| Gain Bandwidth Product (GBP) | F = 10 MHz | 65 | 70 | 75 | MHz |
| Slew Rate (SR) | AVCL = +2, RL = 150 Ω // CL to 1.5 V, CL = 5 pF | 60 | 100 | 104 | V/μs |
| Output Current (Io) | Tamb = 25 °C, Vid = ±1, Vout to 1.5 V | 30 | 55 | mA | |
| Input Offset Voltage (Vio) | Tamb = 25 °C | 1.1 | 10 | 12 | mV |
| High Level Output Voltage (VOH) | RL = 150 Ω to GND | 4.2 | V | ||
| Low Level Output Voltage (VOL) | RL = 150 Ω to GND | 20 | mV | ||
| Total Harmonic Distortion (THD) | AVCL = +2, F = 4 MHz, RL = 150 Ω // 30 pF to 1.5 V | -61 | -54 | dB |
Key Features
- Rail-to-rail output for maximum output voltage swing.
- High video performance with 3 dB bandwidth up to 90 MHz and gain bandwidth product of 70 MHz.
- Low power consumption with supply current per operator as low as 8.2 mA at 5 V supply.
- High slew rate of up to 100 V/μs for fast signal response.
- Low distortion with total harmonic distortion (THD) as low as -61 dB.
- Standby mode available for power saving and signal switching/multiplexing.
- Compact packaging options including SOT23-5, SO, and TSSOP.
Applications
- Video buffers and drivers for high-quality video signals.
- ADC drivers for analog-to-digital conversion applications.
- Hi-fi audio applications requiring low distortion and high fidelity.
- Portable equipment due to low operating voltage and power consumption.
- Signal processing and conditioning in various industrial and consumer electronics.
Q & A
- What is the operating voltage range of the TSH74CD?
The TSH74CD operates on a single supply voltage ranging from 3 V to 12 V.
- What is the typical 3 dB bandwidth of the TSH74CD?
The typical 3 dB bandwidth is up to 87 MHz.
- What is the slew rate of the TSH74CD?
The slew rate is up to 100 V/μs.
- What is the maximum output current of the TSH74CD?
The maximum output current is up to 55 mA.
- Does the TSH74CD have a standby mode?
Yes, the TSH74CD features a standby mode for power saving and signal switching/multiplexing.
- What are the typical applications of the TSH74CD?
Typical applications include video buffers, ADC drivers, hi-fi audio, and portable equipment.
- What is the total harmonic distortion (THD) of the TSH74CD?
The THD is as low as -61 dB.
- What are the packaging options for the TSH74CD?
The TSH74CD is available in SOT23-5, SO, and TSSOP packages.
- What is the common mode rejection ratio (CMRR) of the TSH74CD?
The CMRR is up to 97 dB.
- How does the TSH74CD perform in terms of power supply rejection ratio (PSRR)?
The PSRR is up to 75 dB.
