TMC22090R0C - RGB to NTSC/PAL Video Encoder | Fairchild
MPN: TMC22090R0C ✓ NakahandaTMC22090R0C Ulas
A video encoder is an interface IC that translates RGB color information into a composite analog video waveform accepted by displays, recorders, monitors, and broadcast-related equipment. The TMC22090R0C belongs to the broader integrated-circuit hierarchy of interface ICs, video signal-processing ICs, color encoders, and signal-conversion semiconductors. NTSC and PAL are legacy analog television color systems, so this component is primarily relevant to equipment that still supports composite-video interfaces rather than modern digital HDMI, DisplayPort, or camera-sensor interfaces.
The verified product classification establishes RGB input, NTSC/PAL output, and the 84-PLCC package. Specific operating voltages, current consumption, clock requirements, synchronization behavior, input levels, output impedance, resolution limits, temperature range, and electrical performance ratings were not present in the supplied records. Those parameters must therefore be confirmed from the manufacturer datasheet before schematic capture, signal-integrity simulation, production release, or replacement qualification.
The 84-pin PLCC package exposes substantially more external connections than a compact mixed-signal IC, suggesting a feature-rich legacy encoder implementation with multiple data, synchronization, control, power, and ground connections. Because the exact pin map and exposed-pad arrangement are unavailable in the verified data, engineers should not infer individual pin functions from the package count. The electrical connection must follow the official TMC22090 datasheet and its recommended application circuit rather than a generic PLCC footprint.
Typical application areas include RGB-to-composite-video adapters, industrial monitor and control-panel interfaces, broadcast-equipment test fixtures, educational video laboratories, and repair or modernization systems that must preserve NTSC or PAL output. The device is also relevant where an existing system accepts analog composite video but produces RGB internally. Its usefulness depends on matching the source RGB timing, sync polarity, reference level, and target television standard to the encoder's documented operating conditions.
A critical design consideration is that a correct package and function description does not guarantee an acceptable composite-video output. Input levels, blanking, synchronization, chrominance alignment, and output termination must be verified against the manufacturer specifications. PCB layout should follow the datasheet's routing and grounding guidance, and unused inputs should be handled according to the documented application circuit rather than by assumption.
This page consolidates the verified distributor listing, current price reference, package information, product classification, sourcing links, and drop-in-replacement status for the TMC22090R0C. It also distinguishes documented facts from parameters that still require datasheet confirmation, helping engineers avoid unsupported assumptions when sourcing or designing around this legacy RGB-to-NTSC/PAL video encoder.
Mga alternatibo na pwedeng ilagay na TMC22090R0C — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Wala ng magagamit na drop-in alternatibo para sa produkto na ito.
Hilingin ang AlternatiboTMC22090R0C Mga Spesipikasyon
| Product Type | RGB to NTSC/PAL video encoder IC |
| Manufacturer | Fairchild Semiconductor |
| Input Signal Type | RGB |
| Output Video Standard | NTSC/PAL |
| Package Type | 84-pin PLCC |
| Package Designation | PQCC84 |
| Package Body Size | 29.31 mm x 29.31 mm |
| Uri ng Pagpapasok | Surface mount |
| Lead Form | J-lead |
Gabay sa Pin Configuration ng TMC22090R0C 29.31 mm x 29.31 mm
Pin configuration para sa TMC22090R0C (29.31 mm x 29.31 mm package). Ang pagnunumero ng pin, mga function, at connection diagram ay tinukoy sa datasheet ng manufacturer. Sumangguni dito para sa eksaktong footprint at mga alituntunin sa soldering.
Wala ng detalyadong pinout data na magagamit para sa TMC22090R0C.
Sumangguni sa datasheet para sa buong pin configuration.
Tipikal na mga Gamit
TMC22090R0C ay nararapat para sa 6 aplikasyons: Legacy Composite-Video Adapters, Industrial Monitor Interfaces, Broadcast Equipment Test Fixtures, Video Education and Laboratory Systems, Analog Video Repair Platforms, RGB Video Signal Generators.
Legacy Composite-Video Adapters
The TMC22090R0C fits a legacy RGB-to-composite-video adapter because the verified distributor description identifies it as an RGB-to-NTSC/PAL video encoder IC. It can convert an existing RGB signal path into composite video for a display, recorder, monitor, or test fixture that still expects analog NTSC or PAL. The 84-pin PLCC package provides a large, established land pattern, but the input levels, synchronization requirements, timing limits, and operating voltage must be confirmed from the manufacturer datasheet before the adapter is built.
Industrial Monitor Interfaces
The TMC22090R0C is applicable to legacy industrial monitor interfaces that accept an RGB source internally but provide an NTSC or PAL composite output. Its verified function and 84-pin PLCC package make it a candidate for equipment modernization, diagnostic fixtures, and repair platforms. Because the supplied records do not document temperature range, power limits, noise performance, or synchronization behavior, industrial qualification requires careful review of the original Fairchild Semiconductor electrical specifications and any applicable site-specific EMC requirements.
Broadcast Equipment Test Fixtures
The TMC22090R0C can serve as the RGB-to-NTSC/PAL conversion element in a broadcast-equipment test fixture designed around legacy composite-video signaling. Its verified encoder classification supports generation of a color-video waveform from RGB information for functional testing of displays and video-processing chains. The fixture designer must confirm the encoder's clocking, sync inputs, blanking behavior, output impedance, and signal levels from the manufacturer documentation rather than assuming compatibility with every PAL or NTSC source.
Video Education and Laboratory Systems
The TMC22090R0C is relevant to educational and laboratory systems that teach or troubleshoot RGB-to-composite video conversion. The encoder's documented RGB input and NTSC/PAL output simplify demonstrations involving color bars, generated RGB patterns, and composite-video monitors. The design should use the documented application circuit, correct RGB amplitude, and appropriate sync and blanking arrangements. The $13.8014 listed price as of 2026-10-28 may suit small prototype quantities, although the supplier did not publish volume-break pricing in the verified records.
Analog Video Repair Platforms
The TMC22090R0C is a candidate for an analog-video repair platform intended to replace the original encoder in equipment with an 84-pin PLCC footprint. The verified part identity establishes a color-signal encoder function, but a safe repair also requires exact pin assignment, supply requirements, synchronization requirements, and timing compatibility. Compare the replacement against the failed board schematic and the manufacturer datasheet before applying power. A different 84-pin encoder should not be substituted solely because it uses the same package and pin count.
RGB Video Signal Generators
The TMC22090R0C can participate in an RGB video-signal generator that produces composite NTSC or PAL output for testing downstream monitors, recorders, or video-processing equipment. Its verified encoder function allows the system to consolidate RGB generation and legacy color encoding within one implementation. Designers must synchronize the RGB data correctly and validate blanking, sync separation, output amplitude, and load compatibility. Because those operating limits are absent from the supplied snippets, bench bring-up should begin only after the manufacturer electrical characteristics have been confirmed.
Impormasyon ng Talumpati sa Engineering for TMC22090R0C — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto |
|---|---|
| Brand | Fairchild Semiconductor |
| Package | 84-pin PLCC |
| Product Type | Video encoder IC |
| Input Signal | RGB |
| Output Standard | NTSC/PAL |
| Package Body Size | 29.31 mm x 29.31 mm |
| Lead Form | J-lead |
| Listed Unit Price | $13.8014 as of 2026-10-28 |
Pangunahing mga Pagkakaiba
- Established RGB-to-NTSC/PAL conversion function (kumpara saUnverified generic 84-pin video encoder)
- Exact 84-pin PLCC package identity (kumpara saOther PLCC video encoders)
- Documented sourcing availability (kumpara saObsolete or unlisted legacy encoder)
Talaan ng Disenyo
Do not substitute a generic 84-pin PLCC encoder solely by package and pin count. The verified data confirms RGB-to-NTSC/PAL functionality and an 84-pin PLCC package, but it does not provide a pin map, supply voltage, signal levels, synchronization requirements, or output impedance. Obtain the manufacturer datasheet and compare every power, control, synchronization, RGB, composite-output, and ground connection before attempting a board-level replacement.
Treat the analog composite-video output and RGB inputs as signal paths whose return and grounding arrangement follow the manufacturer application circuit. Keep routing consistent with the documented layout, provide the required bypass and termination, and avoid adding long traces or improvised level-shaping networks without the datasheet's electrical data. The supplied package body size is 29.31 mm by 29.31 mm, but land-pattern details and exposed-pad requirements remain unavailable and must be checked against the official drawing.
Validate the power rails, decoupling, and startup behavior against the TMC22090R0C datasheet before energizing a prototype. Neither the operating-voltage range nor supply current is present in the verified records, so no safe voltage can be inferred from the package or legacy application. Begin with current-limited power, verify polarity and rail sequencing, and monitor the composite output for instability before connecting the circuit to downstream analog-video equipment.
Impormasyon ng Pagsunod sa Kautusan
The supplied distributor records mention RoHS as a product-data field but do not provide a verified compliance value. No REACH, lead-free, halogen-free, or conflict-minerals declaration was supplied. AEC-Q100 is not applicable to this legacy video encoder.
