PI2DBS212ZHEX - 2-Channel Broadband Switch | Diodes
Référence : PI2DBS212ZHEX ✗ Fin de vie| Qté | Prix unitaire | Total |
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| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1 000 | $0 | $0,00 |
PI2DBS212ZHEX Présentation
An analog switch is a semiconductor-controlled routing element that connects or isolates circuit nodes with relatively low impedance in the selected state. In the broader hierarchy, this PI2DBS212ZHEX is a special-purpose analog switch, then an interface IC, then a semiconductor. Broadband switches are used where a signal must reach different downstream circuits with controlled insertion loss, isolation, and switching behavior. Their performance depends on supply voltage, signal amplitude, frequency, control logic, layout parasitics, and the impedance of the connected network.
The PI2DBS212ZHEX is specified for single-supply operation from 1.2 V to 1.8 V. Two channels and differential broadband routing are its principal verified functional characteristics. The 28-TQFN package supports compact surface-mount layouts, while the exposed pad, where applicable, provides a thermal connection to the PCB. The available distributor snippets do not provide verified insertion loss, bandwidth, on-resistance, off-isolation, leakage, switching time, control thresholds, or absolute maximum ratings, so those values remain unavailable in this data set.
Telecommunications equipment is the clearest fit because the manufacturer and DigiKey classify the device as a telecommunications switch. It may also be evaluated for broadband test paths, routing networks, and communication modules when its complete electrical limits satisfy the system requirements. The low 1.8 V upper supply limit is important: downstream circuitry must remain compatible with this range, and signal amplitudes must not exceed verified device limits that are not present in the supplied records.
PCB implementation should follow the manufacturer pinout and land pattern once the official datasheet is obtained. Place power and ground connections directly to their assigned pins, keep high-frequency switched traces short, and minimize copper around sensitive routing nodes. Because exact pin names, control timing, and electrical characteristics are unavailable, a board should not be released for production until those details are verified against the official PI2DBS212 datasheet.
This product record consolidates verified distributor identification, sourcing information, and design caveats while clearly separating known facts from missing technical data. It is intended to support early component selection, quotation requests, and engineering follow-up rather than replace the manufacturer datasheet or a completed signal-integrity evaluation.
Alternatives de remplacement direct pour PI2DBS212ZHEX — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PI2DBS212ZHEX-2017
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PI2DBS212ZHEX Valeurs maximales et caractéristiques électriques
| Product Type | 2-channel differential broadband switch IC |
| Circuit Type | Dual 1:2 analog multiplexer |
| Number of Channels | 2 channels |
| Number of Switch Circuits | 2 |
| Single Supply Voltage Range | 1.2 V to 1.8 V |
| Boîtier | 28-pin TQFN |
| Package Dimensions | 3.5 mm x 5.5 mm |
| Exposed Pad | Exposed pad indicated by EP in distributor package notation |
| Type de montage | Surface mount |
| Product Category | Special-purpose analog switch |
| Application Category | Telecommunications switch |
| Signal Routing | Differential broadband routing |
| Manufacturer | Diodes Incorporated |
Guide de configuration des broches du PI2DBS212ZHEX 3.5 mm x 5.5 mm
Configuration des broches du PI2DBS212ZHEX (boîtier 3.5 mm x 5.5 mm). Ce composant de puissance comporte des bornes de grille, de drain et de source. Pour les boîtiers non polarisés, consultez la fiche technique du fabricant pour l'orientation exacte de la broche 1 et les détails de l'empreinte. Les applications courantes incluent la conception d'alimentations, la commande de moteurs et la commutation de charges.
Aucune donnée de brochage détaillée disponible pour PI2DBS212ZHEX.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
PI2DBS212ZHEX convient pour 7 applications: Telecommunications Signal Routing, Broadband Test-Path Switching, Communication Module Routing, Low-Voltage Analog Interface, RF and High-Speed Control Networks, Instrumentation Signal Selection, Data and Control Routing.
Telecommunications Signal Routing
The PI2DBS212ZHEX fits telecommunications routing designs that need two differential broadband switch channels in a compact 28-TQFN package. Its verified 1.2 V to 1.8 V single-supply range is useful for low-voltage communication equipment, while the 2-channel topology can reduce the number of separate routing elements when the system architecture supports it. The device should be placed close to the controlled signal paths so trace length and parasitic capacitance remain small. Before finalizing the circuit, verify insertion loss, off-isolation, bandwidth, switching time, signal amplitude limits, and control-pin polarity against the official datasheet.
Recommandé
Broadband Test-Path Switching
The PI2DBS212ZHEX can be considered for broadband test-path switching where two controlled differential paths must be selected in a low-voltage instrument. Its 2-channel architecture and 3.5 mm by 5.5 mm TQFN outline support compact routing structures, but test equipment designers must confirm the device's actual bandwidth, on-resistance, isolation, and insertion loss. Use short controlled-impedance traces and provide local supply bypassing to prevent switching transients from disturbing adjacent measurement channels. Since the verified data does not state the frequency range or switch timing, signal-integrity simulation and bench correlation are required before use.
Recommandé
Communication Module Routing
The PI2DBS212ZHEX is a candidate for compact communication modules that route differential signals between internal functional blocks. Its verified single-supply operation from 1.2 V to 1.8 V suits systems designed around low-voltage digital and mixed-signal rails, while two channels may simplify channel organization when the PCB area is constrained. The TQFN package requires careful thermal-pad layout and short return paths to minimize EMI and parasitic coupling. Engineers should verify control timing, signal amplitude tolerance, isolation between channels, and exposed-pad requirements in the manufacturer documentation before committing the layout.
Recommandé
Low-Voltage Analog Interface
The PI2DBS212ZHEX may be used as a low-voltage analog interface element when the system needs controlled routing rather than high-current switching. Its 2-channel differential broadband-switch description makes it relevant to signal selection between analog blocks, provided the source and load impedances are compatible with the final data-sheet characteristics. The 1.2 V to 1.8 V supply range leaves little headroom for signal excursions, so the designer must check input and output limits carefully. Keep the analog path away from switching-node edges and use a ground reference that remains stable under load.
Recommandé
RF and High-Speed Control Networks
The PI2DBS212ZHEX may be evaluated in RF-adjacent or high-speed control networks where two differential paths require controlled selection. The supplied records confirm the broadband-switch positioning but do not specify RF frequency range, return loss, insertion loss, or isolation. Consequently, it should not be assumed to be an RF substitute for a dedicated RF switch. If selected, the PCB must use short traces, uninterrupted reference planes, and minimized loop area, while the power and ground pins must be bypassed close to the package. Validate propagation delay and crosstalk with the complete channel model.
Recommandé
Instrumentation Signal Selection
The PI2DBS212ZHEX can serve as a candidate signal-selection element in compact instrumentation when two differential channels are sufficient and the supply architecture is 1.2 V to 1.8 V. Its small 28-TQFN outline helps preserve board area, but instrumentation performance depends on leakage, on-resistance, insertion loss, and channel isolation values that are not present in the verified records. Designers should verify the complete measurement-chain error budget and ensure that switch transitions do not create unacceptable reference noise. Keep the package close to the signal source and use solid ground-plane continuity for repeatable results.
Recommandé
Data and Control Routing
The PI2DBS212ZHEX may be evaluated for routing pairs of data or control signals in compact low-voltage equipment. The two-channel differential arrangement can be useful when a module needs symmetrical signal selection, while the small package limits board footprint. This use is conditional because the verified data does not provide logic thresholds, propagation delay, bus capacitance, or allowable signal amplitude. Confirm the control interface and timing in the official datasheet, keep switching paths away from sensitive clocks, and test both states across temperature and supply tolerance. PCB capacitance and connector reflections can otherwise dominate behavior.
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Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PI2DBS212ZHEX — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PI2DBS212ZHEX-2017 |
|---|---|---|
| Brand | Diodes Incorporated | Diodes Incorporated |
Principaux différenciateurs
- Two-channel differential broadband routing (vs PI2DBS212ZHEX-2017)
- Single-supply operating range (vs PI2DBS212ZHEX-2017)
- Compact 28-TQFN implementation (vs PI2DBS212ZHEX-2017)
Notes de conception
Use the official PI2DBS212 land pattern and pin map before routing. Keep the 28-TQFN power and ground connections short, preserve a continuous ground reference beneath the device, and place any required supply bypass capacitors close to their associated pins. Because the supplied results do not include the complete pinout or exposed-pad recommendation, do not release the PCB layout until those details are confirmed in the manufacturer datasheet.
Treat the switch as a controlled transmission-line element. Route differential pairs with controlled geometry, minimize stubs and unnecessary vias, and keep return paths continuous. The verified data identifies differential broadband routing but provides no verified insertion loss, bandwidth, isolation, or crosstalk values. Therefore, simulate the complete source, switch, load, connector, and return-path model at the intended frequency rather than relying on package or channel count alone.
The verified single-supply range is 1.2 V to 1.8 V, so the power rail must remain within that range during startup, load transients, and supply tolerance. Confirm input and output signal limits and control thresholds from the official datasheet. Do not assume that a 1.8 V rail allows arbitrary signal amplitudes; insufficient rail headroom can cause clipping or unreliable switching even when the nominal supply is compliant.
A same-package replacement is not automatically pin-to-pin compatible. The alternative candidate must be checked for exact pin assignment, channel polarity, control timing, supply limits, signal topology, exposed-pad connection, on-resistance, isolation, bandwidth, and switching time. The supplied cross-reference results contain no confirmed drop-in substitute, so avoid replacing the PI2DBS212ZHEX based only on its 28-TQFN outline.
Informations de conformité
No verified compliance information was supplied for PI2DBS212ZHEX. Confirm RoHS, REACH, AEC-Q100, lead-free, halogen-free, and conflict-minerals status using the manufacturer documentation or current distributor records.
