Overview
The THS4503IDR from Texas Instruments is a high-performance, fully differential amplifier designed to offer exceptional linearity and bandwidth. This component is part of the THS4502 and THS4503 family, which sets new standards for fully differential amplifiers. The THS4503IDR does not feature power-down capability, distinguishing it from the THS4502. It is ideal for applications requiring high linearity and wide bandwidth, such as in analog-to-digital converter preamplifiers and wireless communication receiver chains.
Key Specifications
| Parameter | Value |
|---|---|
| Bandwidth | 370 MHz |
| Slew Rate | 2800 V/µs |
| Third-Order Intermodulation Distortion (IMD3) | -95 dBc at 30 MHz |
| Output Third-Order Intercept Point (OIP3) | 51 dBm at 30 MHz |
| Power Supply Voltage Range | 5 V, ±5 V, 12 V, 15 V |
| Input Common-Mode Range | Centered |
| Package Options | 8-pin SOIC, 8-pin MSOP with PowerPAD |
| Quiescent Current | 23-34 mA (depending on supply voltage) |
| Power Supply Rejection Ratio (PSRR) | 80 dB (minimum) |
Key Features
- Fully differential architecture
- High bandwidth of 370 MHz and slew rate of 2800 V/µs
- Excellent linearity with IMD3 of -95 dBc at 30 MHz and OIP3 of 51 dBm at 30 MHz
- Output common-mode control
- Wide power supply voltage range: 5 V, ±5 V, 12 V, 15 V
- Centered input common-mode range
- Available in 8-pin SOIC and 8-pin MSOP with PowerPAD for enhanced thermal dissipation and smaller footprint
- Evaluation module available
Applications
- High linearity analog-to-digital converter preamplifiers
- Wireless communication receiver chains
- Single-ended to differential conversion
- Differential line drivers
- Active filtering of differential signals
Q & A
- What is the bandwidth of the THS4503IDR?
The bandwidth of the THS4503IDR is 370 MHz. - What is the slew rate of the THS4503IDR?
The slew rate of the THS4503IDR is 2800 V/µs. - What is the third-order intermodulation distortion (IMD3) of the THS4503IDR?
The IMD3 of the THS4503IDR is -95 dBc at 30 MHz. - Does the THS4503IDR have power-down capability?
No, the THS4503IDR does not have power-down capability. - What are the package options for the THS4503IDR?
The THS4503IDR is available in 8-pin SOIC and 8-pin MSOP with PowerPAD. - What is the power supply voltage range for the THS4503IDR?
The power supply voltage range for the THS4503IDR is 5 V, ±5 V, 12 V, 15 V. - What are some typical applications for the THS4503IDR?
Typical applications include high linearity analog-to-digital converter preamplifiers, wireless communication receiver chains, single-ended to differential conversion, and differential line drivers. - What is the quiescent current range for the THS4503IDR?
The quiescent current range for the THS4503IDR is 23-34 mA, depending on the supply voltage. - Is an evaluation module available for the THS4503IDR?
Yes, an evaluation module is available for the THS4503IDR. - What is the power supply rejection ratio (PSRR) of the THS4503IDR?
The PSRR of the THS4503IDR is 80 dB (minimum).
