Telecom

Telecom interface integrated circuits (ICs) provide specific functionality and control in communication network interfacing such as Ethernet switching, line drivers, ISDN, amplifiers, channel extenders, digital phase-locked loops, DTMF, tone generators and decoders, echo cancelation, detectors and generators, DDA, phone line monitors, and calling line identifiers.

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Recent News

Chip attenuator packages from the ChipApex catalog against an illustrative RF test bench

Oct 26, 2026

RF attenuator guide: dB ratings, types and selection

Understand RF attenuator dB values, fixed and programmable types, impedance, power limits and noise tradeoffs before choosing parts for an RF signal path.

Tactile switch selection: force, travel and operating life

Choose tactile switches by operating force, travel, actuator height, footprint and lifetime. Check debounce, sealing and the assembled button mechanism.

Samsung’s HBM3E chips have passed NVIDIA’s certification, and SK Hynix has completed the development of HBM4 chips.

On September 22nd, it was reported that Samsung Electronics, the South Korean tech giant, had successfully passed NVIDIA’s certification test for its 12-layer HBM3E…