PSB 21382 H V1.3

Telecom Overview

The PSB21382HV1.3 is a Siemens Codec with S/T Transceiver manufactured by Infineon Technologies, belonging to the SCOUT-S family. It integrates an AMuLaw/Speech CODEC and an S/T transceiver for wired communications. The device operates on dual power supplies of 3.3 V and 5 V. It is housed in a 64-pin QFP package (QFP64,.66SQ,32) with a plastic/epoxy body. The maximum operating temperature is rated at 70 °C. The component features a square flatpack form factor with a maximum seated height of 2.45 mm.

Telecom Feature Summary

• Integrates AMuLaw and Speech CODEC functionality with an S/T transceiver
• Supports speaker phone operation within wired communication systems

Telecom Applications

• Wired telecommunications interfaces
• Siemens digital telephone systems
• S/T bus network endpoints

Telecom Procurement Notes

Verify component authenticity through official Infineon channels or authorized distributors. Confirm the specific version suffix HV1.3 matches design requirements. Check RoHS compliance documentation as indicated in product databases. Note that availability may be restricted due to end-of-life status. Ensure packaging details align with assembly specifications.

Telecom Selection Notes

Select this component for legacy Siemens digital telephony applications requiring integrated codec and transceiver capabilities. Verify voltage compatibility with 3.3 V and 5 V system rails. Consider the 64-pin QFP footprint for PCB layout constraints. Evaluate thermal performance against the 70 °C maximum operating limit. Assess obsolescence risks given the discontinued status.

Telecom Part Context

This part belongs to the Infineon SCOUT-S series, which combines coding/decoding functions with ISDN S/T interface transceivers. It serves as a specialized telecom interface IC designed for digital voice processing in fixed-line communication equipment. The PSB21382 variant specifically targets Siemens proprietary hardware ecosystems.

Telecom Replacement Considerations

Publicly confirmed substitute part numbers are not available in verified sources. As the component is marked as discontinued, direct replacements may require functional equivalents from other manufacturers or redesigning the interface circuitry.