SN65HVD61D - Single-Channel ControlNet Transceiver | Texas Instruments
N.º da peça: SN65HVD61D ✓ AtivoSN65HVD61D Visão geral
A ControlNet transceiver is a specialized interface IC that converts digital logic signals into a balanced physical-layer network connection and converts received network signals back into logic-level data. Within the product hierarchy, it belongs to the interface transceiver class, with ControlNet operation representing its defining protocol and physical-layer function. Its isolation-oriented transmitter arrangement is particularly useful where system designers require a transformer-based link between the transceiver and a coaxial cable network.
The SN65HVD61D integrates one driver and one receiver into a single channel. The manufacturer describes the transmitter as a pull-or-pull arrangement that sinks current from a center-tapped transformer rather than driving the cable directly. This architecture allows the external transformer to establish the physical signal coupling and galvanic isolation. The 14-SOIC package supports conventional surface-mount assembly while providing a practical pin count for a complete single-channel interface.
The primary system benefit is functional consolidation: one device contains both sides of the ControlNet physical-layer connection. This can reduce the number of separate interface components required for a single-node or stand-alone node. The galvanic-isolation capability provided by the center-tapped transformer arrangement is also important in industrial environments where isolation between the electronic circuitry and external cabling is a system requirement. Actual isolation voltage, data rate, supply range, and timing limits must be confirmed in the manufacturer datasheet before final qualification.
Typical use cases include ControlNet-compatible programmable logic controllers, industrial automation controllers, remote I/O nodes, factory sensor interfaces, motor-control supervisory nodes, and distributed process-monitoring equipment. In each case, the SN65HVD61D handles the local logical transceiver function while a suitable center-tapped transformer connects the device to the ControlNet physical layer.
The primary design consideration is transformer and network compatibility. The external center-tapped transformer must match the device's electrical and timing requirements, and its wiring must preserve the intended isolation boundary. PCB signal integrity, return paths, bypass-capacitor placement, and connector or cable characteristics also require careful implementation because the transceiver communicates through a coupled physical layer rather than a direct point-to-point logic interface.
This page consolidates the verified manufacturer description, distributor identification, package information, sourcing links, and practical engineering guidance. It also distinguishes the SN65HVD61D from family ordering variants and identifies where additional electrical, timing, compliance, or lifecycle data must be obtained from the authoritative manufacturer documentation.
Alternativas drop-in para SN65HVD61D — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
SN65HVD61DRG4
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
SN65HVD61DG4
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
SN65HVD61D Especificações
| Product Type | ControlNet physical-layer transceiver |
| Manufacturer | Texas Instruments |
| Channel Count | 1 channel |
| Transceiver Configuration | 1 transmitter and 1 receiver |
| Driver and Receiver Count | 1/1 transceiver half |
| Supported Network Type | ControlNet coaxial-based physical layer |
| Transmitter Architecture | Pull-or-pull current-sink transmitter |
| External Transformer Interface | Center-tapped transformer |
| Isolation Support | Galvanic isolation through external center-tapped transformer |
| Primary Application | Single-node operation and distributed stand-alone applications |
| Encapsulamento | 14-pin SOIC |
| Tipo de montagem | Surface mount |
Guia de Configuração de Pinos do SN65HVD61D 14-pin soic
Configuração de pinos para SN65HVD61D (pacote 14-pin soic). A numeração dos pinos, funções e diagramas de conexão estão definidos no datasheet do fabricante. Consulte-o para o footprint exato e diretrizes de soldagem.
Nenhum dado detalhado de pinagem disponível para SN65HVD61D.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
SN65HVD61D é adequado para 6 aplicaçãos: Programmable Logic Controller Interface, Distributed Remote I/O Node, Factory Sensor Network Interface, Industrial Motor-Control Supervisor, Process Monitoring Equipment, Stand-Alone ControlNet Test Node.
Programmable Logic Controller Interface
The SN65HVD61D fits a ControlNet-compatible programmable logic controller or industrial controller that requires one network node connection. Its single integrated channel combines one driver and one receiver, avoiding the need for separate physical-layer devices in a single-node design. The pull-or-pull transmitter sinks current from a center-tapped transformer, allowing the external transformer to establish the network coupling and galvanic isolation. In a 14-SOIC implementation, the device leaves board area for the transformer, bypassing components, protection network, and connectors. Designers should confirm supply, timing, and transformer requirements against the Texas Instruments datasheet because those values were not present in the supplied verified excerpts.
Recomendado
Distributed Remote I/O Node
The SN65HVD61D is suitable for a distributed remote I/O node connected to a ControlNet-based industrial automation system. The device provides the single-channel driver and receiver needed for one stand-alone node, while the center-tapped transformer interface supports galvanic isolation between the controller electronics and the external network. Using a 14-SOIC package also permits conventional surface-mount assembly. The implementation must provide a compatible transformer and properly designed bypass and signal-return paths. Since the verified excerpts do not provide maximum data rate, operating voltage, propagation delay, or isolation-voltage figures, those limits must be checked in the official manufacturer documentation before the node is released for industrial use.
Recomendado
Factory Sensor Network Interface
The SN65HVD61D can provide the physical-layer transceiver for a factory sensor node that joins a ControlNet coaxial network. Its one transmitter and one receiver support a single-node architecture, which is appropriate for distributed stand-alone sensor interfaces. The current-sinking pull-or-pull transmitter drives a center-tapped transformer, providing a defined isolation mechanism between the sensor electronics and external cabling. The 14-SOIC package supports compact, surface-mount PCB assembly without requiring a separate receiver IC and transmitter IC. Actual signal integrity depends on transformer selection, cable and connector characteristics, return-path construction, and compliance with the manufacturer's timing and electrical limits, none of which were quantified in the supplied excerpts.
Recomendado
Industrial Motor-Control Supervisor
The SN65HVD61D is appropriate for a motor-control supervisory controller that exchanges supervisory data over a ControlNet physical layer. The single transceiver channel can connect one controller node to the network without adding separate driver and receiver packages. Its center-tapped transformer arrangement provides galvanic isolation, which helps preserve the intended boundary between low-voltage controller circuitry and external industrial cabling. In a 14-SOIC design, adequate routing space remains for the transformer and protection components. Designers must still validate noise margins, timing, maximum node loading, and fault behavior using the official datasheet because the verified web excerpts do not provide those electrical limits.
Recomendado
Process Monitoring Equipment
The SN65HVD61D can serve as the ControlNet physical-layer interface in distributed process-monitoring equipment. A one-channel transceiver architecture fits a stand-alone monitoring node, while the pull-or-pull transmitter and center-tapped transformer provide the intended galvanic-isolation path. The 14-SOIC package permits a compact surface-mount implementation and simplifies board comparison with other SN65HVD61 ordering variants. Practical deployment still requires careful transformer selection, low-impedance return paths, appropriate bypassing near the device, and protection appropriate to the external cable environment. Electrical thresholds, operating temperature, isolation rating, and timing data should be obtained from the manufacturer datasheet before qualification.
Recomendado
Stand-Alone ControlNet Test Node
The SN65HVD61D is suitable for a stand-alone ControlNet test or bring-up node that needs both transmitter and receiver functions on one board. Integrating one driver and one receiver in a single 14-SOIC device simplifies the test-node layout and provides the same pull-or-pull transformer interface used by ControlNet physical-layer circuitry. The center-tapped transformer arrangement supports galvanic isolation during bench and system testing. For repeatable results, the fixture should include properly terminated network hardware and controlled return paths, while the production board should reserve suitable layout and bypassing. The verified excerpts do not specify test patterns, timing margins, or electrical thresholds, so engineers must consult the official datasheet and transformer guidance.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para SN65HVD61D — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | SN65HVD61DRG4 | SN65HVD61DG4 |
|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 14-SOIC | 14-SOIC | 14-SOIC |
| Product Type | ControlNet physical-layer transceiver | SN65HVD61 family transceiver variant | SN65HVD61 family transceiver variant |
| Channel Count | 1 channel | 1 channel | 1 channel |
| Transmitter and Receiver Count | 1/1 transceiver half | 1/1 transceiver half | 1/1 transceiver half |
| Transmitter Architecture | Pull-or-pull current sink | Pull-or-pull current sink | Pull-or-pull current sink |
| Transformer Interface | Center-tapped transformer | Center-tapped transformer | Center-tapped transformer |
| Galvanic Isolation Support | Yes, through external center-tapped transformer | Yes, through external center-tapped transformer | Yes, through external center-tapped transformer |
Principais diferenciais
- Integrated single-channel ControlNet interface (vs SN65HVD61DRG4)
- Transformer-coupled galvanic-isolation architecture (vs SN65HVD61DG4)
- Surface-mount integration in a 14-pin package (vs SN65HVD61DRG4)
Notas de projeto
Keep the SN65HVD61D, center-tapped transformer, and their high-frequency return paths tightly grouped. The transformer is part of the isolation and signal-coupling architecture, so long traces between the transceiver and transformer can degrade signal integrity. Provide a continuous return reference, avoid switching-node copper beneath the transformer region, and follow the exact transformer pin and ground-return arrangement specified by Texas Instruments and the transformer manufacturer.
Place the device's required bypass capacitors at the pins specified by the manufacturer datasheet and maintain short, low-inductance supply and ground connections. Capacitor voltage ratings, dielectric type, and effective capacitance at the operating frequency should be selected with the ControlNet interface's switching and transient requirements in mind. Because verified supply-voltage and capacitance values were not supplied, do not infer those component values from generic transmitter or receiver examples.
Do not treat any ControlNet transceiver as a drop-in replacement solely because it uses a 14-SOIC package. The verified SN65HVD61 family variants share the basic package and function, but the excerpts do not quantify their ordering suffixes. Confirm electrical ratings, propagation timing, temperature grade, qualification, and transformer requirements for the exact orderable MPN before approving a substitution.
Informações de conformidade
The supplied verified excerpts identify the manufacturer, ControlNet function, single-channel architecture, center-tapped transformer interface, galvanic-isolation capability, and 14-SOIC package. They do not provide explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations.