SA575DTBG.pdf
Unit Price:$13.725000
Ext Price:$34312.500000
The SA575DTBG is a low-voltage compandor IC designed to improve perceived audio quality and signal robustness by applying dynamic range control. Internally it provides two channels of key gain-control building blocks that can be configured as an expander, compressor, or ALC (automatic level control), helping reduce background noise, limit overload distortion, and stabilize signal levels.
This device is commonly used where speech/audio level varies significantly (portable radios, microphones, cordless systems, modems, and consumer audio). With its low-voltage operation and compact TSSOP-20 form factor, the SA575DTBG is a practical drop-in choice for designs that need gain management without adding a DSP.
Companding reduces audible noise in low-level passages and improves overall intelligibility in portable and communication systems where background noise and varying input levels are common.
Two channels can be configured for different dynamic-control tasks, enabling balanced designs such as transmit compression + receive expansion, or level stabilization with ALC.
Designed for low-voltage applications, supporting modern battery-powered products where efficiency, size, and low heat are important.
The TSSOP-20 package helps reduce PCB area while keeping analog routing manageable for audio paths, making it suitable for compact hand-held and embedded modules.
Designed for low-voltage systems with an operating supply range of 3.0 V to 7.0 V (typical use cases include portable and battery-powered equipment).
Two channels support practical companding architectures and multi-path designs. Each channel can be arranged as compressor, expander, or level controller depending on the external configuration.
Provides analog building blocks commonly used in companding signal paths (gain control + summing / processing support), helping reduce external analog complexity in classic audio and comm circuits.
| Parameter | Value / Condition |
|---|---|
| Device Type | Low-Voltage Compandor (Compressor / Expander / ALC) |
| Channels | 2 (dual-channel gain-control) |
| Operating Supply Voltage | 3.0 V to 7.0 V (low-voltage applications) |
| Reference Level | 100 mVRMS = 0 dB (typical reference point) |
| Load / Drive Capability | 600 Ω drive capability (application dependent) |
| Package | TSSOP-20 (DTE suffix family) |
| RoHS / Compliance | Pb-free / RoHS compliant variants available |
For SA575DTBG, the following alternatives are commonly referenced for sourcing and packaging variants. Always verify pinout, electrical limits, and intended operating mode (compressor/expander/ALC) before substitution:
Function-similar compandor families sometimes considered in legacy designs include SA571 and NE570 series devices, but these may differ in specs, behavior, and availability-treat as design-verified replacements only.
onsemi is a global semiconductor manufacturer supplying power management, analog, sensor, and connectivity solutions for automotive, industrial, consumer, and communications markets. Its portfolio includes a broad set of audio/communication analog building blocks used in legacy and cost-sensitive systems where compact, robust analog signal conditioning is preferred.
For production designs, always reference the latest official onsemi documentation for the exact ordering suffix (DTBG / DTBR2 / DTBR2G) to confirm package details, compliance status, and recommended operating conditions.
Stabilizes voice levels and improves intelligibility in portable radios and handheld communication devices.
Helps control dynamic range to reduce clipping and lift quiet passages, improving perceived audio clarity.
Supports compression/expansion signal chains used to manage varying input strength and background noise in voice links.
Useful in classic analog front-ends where dynamic range control improves robustness across unpredictable line conditions.
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Our experienced QC team strictly verifies and tests SA575DTBG. Only qualified suppliers who pass our audit can list SA575DTBG on OEM STOCK GLOBAL LIMITED. We pay close attention to sourcing channels and product quality so you can purchase with confidence.
Pricing and inventory for SA575DTBG fluctuate and are updated periodically (typically within 24 hours). Quotations generally remain valid for 5 days unless otherwise stated.
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We support DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is available. After dispatch, you will receive an email with tracking information. Note: Carriers may take up to 24 hours to show tracking events. Typical transit time: 3–5 days by express; 25–60 days by registered mail.
We perform Pre-Shipment Inspection (PSI) on randomly selected units before shipping. If there is an issue with SA575DTBG, returns/replacements are accepted when:
Steps: (1) Inform us within 90 days; (2) Obtain Return Authorization (RMA) before sending items back.
Please contact us for technical documents and support related to onsemi SA575DTBG, including pin diagrams and datasheets. Our team will respond promptly.
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