Overview
The RC4558PSR, produced by Texas Instruments, is a dual general-purpose operational amplifier. This device is renowned for its wide supply voltage range, low noise, and excellent distortion performance, making it suitable for various audio and industrial applications. The RC4558 features internal frequency compensation, eliminating the need for external components for stability. It also boasts high common-mode input voltage range and the absence of latch-up, which are beneficial for voltage-follower applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 10V to 30V | V |
| Gain Bandwidth Product | 4MHz | Hz |
| Input Noise Voltage | 6.5nV/√Hz (typical at 10kHz) | nV/√Hz |
| Total Harmonic Distortion + Noise (THD+N) | 0.0001% (at 1kHz) | % |
| Common-Mode Rejection Ratio (CMRR) | 94dB | dB |
| Slew Rate | 2.2V/μs | V/μs |
| Supply Current (both amplifiers) | 2.5mA to 5.6mA | mA |
| Rise Time | 67ns | ns |
| Overshoot | 16.8% | % |
| Package Types | D (SOIC, 8), DGK (VSSOP, 8), P (PDIP, 8), PS (SOP, 8), PW (TSSOP, 8) |
Key Features
- Wide common-mode and differential voltage ranges
- No frequency compensation required due to internal frequency compensation
- Low power consumption
- No latch-up
- High gain bandwidth product of 4MHz typical
- Good gain and phase match between amplifiers
- Low noise: 6.5nV/√Hz typical at 10kHz
- Low distortion and noise: 0.0001% at 1kHz
- Continuous short-circuit protection
Applications
- AV receivers
- Professional audio mixers
- Soundbars
- Wireless speakers
- Industrial applications requiring high AC performance
Q & A
- What is the supply voltage range of the RC4558?
The supply voltage range of the RC4558 is from 10V to 30V.
- What is the gain bandwidth product of the RC4558?
The gain bandwidth product of the RC4558 is 4MHz typical.
- Does the RC4558 require external frequency compensation?
No, the RC4558 does not require external frequency compensation due to its internal frequency compensation.
- What is the typical input noise voltage of the RC4558?
The typical input noise voltage of the RC4558 is 6.5nV/√Hz at 10kHz.
- What is the total harmonic distortion + noise (THD+N) of the RC4558 at 1kHz?
The THD+N of the RC4558 at 1kHz is 0.0001%.
- What is the common-mode rejection ratio (CMRR) of the RC4558?
The CMRR of the RC4558 is 94dB.
- What is the slew rate of the RC4558?
The slew rate of the RC4558 is 2.2V/μs.
- What are the typical applications of the RC4558?
The RC4558 is typically used in AV receivers, professional audio mixers, soundbars, wireless speakers, and various industrial applications.
- What are the package types available for the RC4558?
The RC4558 is available in D (SOIC, 8), DGK (VSSOP, 8), P (PDIP, 8), PS (SOP, 8), and PW (TSSOP, 8) packages.
- Does the RC4558 have continuous short-circuit protection?
