Overview
The SA575DTBR2G, produced by onsemi, is a precision dual gain control circuit designed for low voltage applications. This component is part of the SA575 series and is specifically packaged in a TSSOP-20 (Pb-Free) package. It operates within a voltage range of 3.0 V to 7.0 V, making it suitable for various portable and consumer electronics. The SA575 features two channels, each capable of being configured as expandors, compressors, or automatic level controllers (ALCs), providing versatility in audio signal processing.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | VCC | 3.0 | 5.0 | 7.0 | V |
| Supply Current | ICC | 3.0 | 4.2 | 5.5 | mA |
| Reference Voltage | VREF | 2.4 | 2.5 | 2.6 | V |
| Total Harmonic Distortion | THD | - | 0.12 | 1.5 | % |
| Output Voltage Noise | ENO | - | 6.0 | 30 | μV |
| Operating Ambient Temperature Range | TA | -40 | - | 85 | °C |
| Operating Junction Temperature | TJ | - | - | 150 | °C |
Key Features
- Operating voltage range from 3.0 V to 7.0 V
- Reference voltage of 100 mV RMS = 0 dB
- One dedicated summing op amp per channel and two extra uncommitted op amps
- 600 Ω drive capability
- Single or split supply operation
- Wide input/output swing capability
- Pb-Free, Halogen Free/BFR Free, and RoHS compliant
- Configurable as expandor, compressor, or automatic level controller (ALC)
Applications
- Portable communications
- Cellular radio
- Cordless telephone
- Consumer audio
- Portable broadcast mixers
- Wireless microphones
- Modems
- Electric organs
- Hearing aids
Q & A
- What is the operating voltage range of the SA575DTBR2G?
The operating voltage range is from 3.0 V to 7.0 V. - What are the typical applications of the SA575DTBR2G?
The SA575DTBR2G is used in portable communications, cellular radio, cordless telephone, consumer audio, portable broadcast mixers, wireless microphones, modems, electric organs, and hearing aids. - Can the SA575DTBR2G be configured in different modes?
Yes, it can be configured as an expandor, compressor, or automatic level controller (ALC). - What is the reference voltage of the SA575DTBR2G?
The reference voltage is typically 2.5 V, which is half of the supply voltage VCC. - Is the SA575DTBR2G Pb-Free and RoHS compliant?
Yes, it is Pb-Free, Halogen Free/BFR Free, and RoHS compliant. - What is the operating ambient temperature range of the SA575DTBR2G?
The operating ambient temperature range is from -40°C to +85°C. - How many op amps are included in the SA575DTBR2G?
It includes one dedicated summing op amp per channel and two extra uncommitted op amps. - What is the typical supply current of the SA575DTBR2G?
The typical supply current is 4.2 mA. - Can the SA575DTBR2G handle wide input/output swing?
Yes, it has wide input/output swing capability. - What is the drive capability of the SA575DTBR2G?
The drive capability is 600 Ω.
