Semtech Announces New Chip Solution, GS12170 SDI/HDMI Bridge for Broadcast Video
Semtech Corporation (Nasdaq: SMTC) has launched the GS12170 SDI/HDMI Bridge chip, a pioneering solution for low-power, uncompressed 4K-video and multichannel audio transmission between HDMI and SDI. This single-chip design eliminates the need for expensive FPGAs, offering over 100m reach with UHD-rated coaxial cable when combined with Semtech's 12G UHD-SDI products. Key features include HDMI/SDI conversion, support for 4Kp60 formats, and automatic audio embedding. The GS12170 is designed for integration in various AV equipment, enhancing performance while reducing costs.
- Launch of GS12170 chip enables low-cost HDMI extenders and eliminates costly FPGAs.
- Supports video formats up to 4Kp60, enhancing capabilities for AV equipment.
- Offers over 100m reach with UHD-rated coaxial cable, improving performance.
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Semtech Corporation (Nasdaq: SMTC), a leading supplier of high-performance analog and mixed signal semiconductors and advanced algorithms, today announced its new, industry-first GS12170 SDI/HDMI Bridge chip which enables low power, seamlessly connected, uncompressed 4K-video, multichannel audio, and large amounts of metadata to cross the barrier between HDMI and SDI without requiring an FPGA. The GS12170 is a single-chip solution for converting HDMI signals to SDI (or vice versa) and when paired with Semtech’s industry-leading 12G UHD-SDI reclocking cable equalizers and cable drivers, the chip allows for a long-reach, high-performance, low power SDI connection.
Semtech GS12170 SDI/HDMI Bridge Chip Announced (Photo: Business Wire)
The GS12170 is the enabler to move from HD to 4K for low-cost HDMI extenders, by eliminating the need for costly FPGAs. Reach is over 100m of UHD-rated coaxial cable when paired with Semtech’s GS12341 reclocking SDI adaptive UHD-SDI cable equalizer and GS12281 reclocking UHD-SDI cable driver, all while offering significantly lower power consumption than previously possible.
GS12170 features include:
- Conversion of HDMI to SDI,SDI to HDMI or SDI to SDI (gearbox) in a single chip
- Full support for video formats compatible with SDI from HD-SDI to 12G UHD-SDI, including both single-link and multilink connections
- Support for formats up to 4Kp60 4:2:2 YCbCr 10-bit (UHDTV-1)
- Support for RGB, 4:4:4 and 12-bitinterfaces
- Automatic HDMI and SDI audio embedding and de-embedding
- Dedicated I2S audio pins for up to 16-channels of audio at 48kHz sampling frequency; 8-channels of audio at 96kHz samplingfrequency
- Automatic handlingand conversion betweenSMPTE ST 352 Stream ID and CTA 861 Infoframes
- Dedicated high-speed ancillary data interfacefor handing largemetadata payloads
- Dedicated SMPTE timecode generation and insertion
Combining the benefits of low-power operation with a small footprint, the GS12170 is ideal for integration in 4K monitors, cameras, extenders, format converters, production switchers, and other AV equipment. In addition to direct interfacing to HDMI ISPs, the GS12170 can be used to add low-cost HDMI confidence monitoring to applications where dedicated SDI monitoring may be cost prohibitive. Learn more about GS12170 SDI/HDMI Bridge on the Semtech website.
Semtech provides detailed device specifications, reference design kits and reliability qualification reports through the mySemtech Document Portal. To request pricing and availability information, please contact a Semtech sales manager or one of our franchised channel partners v
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