SN65HVD230DR - 3.3V CAN Transceiver 1Mbps 8-SOIC | Texas Instruments
N.º de pieza: SN65HVD230DR ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $1.72 | $1,72 |
| 10 | $1.55 | $15,50 |
| 100 | $1.24 | $124,00 |
| 500 | $1.05 | $525,00 |
| 1.000 | $0.94 | $940,00 |
SN65HVD230DR Descripción general
A CAN transceiver is the physical-layer interface between a CAN protocol controller and the differential twisted-pair bus; it converts single-ended logic signals into the differential voltages defined by ISO 11898-2 and recovers received bits for the controller. Within the broader transceiver taxonomy (CAN transceiver -> serial interface IC -> interface IC -> signal path IC -> semiconductor), the SN65HVD230 sits alongside related interface standards like RS-485 and LIN, and is a low-power functional replacement for the legacy 5-V PCA82C250.
Key features include a low-current standby mode that draws only 370 uA typical, an unpowered node that does not disturb the bus, and adjustable driver edge times via an external resistor on the RS pin. The wide common-mode receiver range of -2 V to 7 V improves immunity to ground shifts in long or noisy networks, and thermal shutdown protects the device from bus faults.
Architecturally, the SN65HVD230 uses a bipolar CMOS-DMOS process that combines low quiescent current with the bus-driving strength required for 1 Mbps signaling. The RS-controlled slew rate reduces high-frequency harmonics that would otherwise couple into adjacent cables in dense industrial enclosures, which is why the part is favored in EMI-sensitive backplanes and in distributed sensor networks with cable harnesses of several meters.
Typical applications include automotive body and chassis control modules, industrial automation and motor control, building automation (HVAC), telecom base-station housekeeping, and any 3.3-V microcontroller-based system that requires robust differential bus communication. The part is especially well suited to migrating legacy 5-V CAN designs down to 3.3-V rails without re-spinning the protocol layer.
When designing with this device, terminate the CAN bus with a 120-ohm resistor at each end of the segment to suppress reflections and select the RS resistor appropriately: a low value (around 10 k-ohm) favors maximum bit rate, while a higher value (around 100 k-ohm) reduces slew rate and emissions. Always provide a solid ground return near the bus cable to keep common-mode noise within the receiver's -2 V to 7 V window.
This page synthesizes distributor pricing, drop-in alternatives, and design guidance that complement, and in several areas go beyond, the manufacturer datasheet by capturing application experience from industrial and automotive CAN deployments.
Alternativas directas para SN65HVD230DR — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con SN65HVD230DR (mismo factor de forma y huella) — difiere en Protocol, Package, Data Rate, Supply Voltage, Function.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
SN65HVD230QDRQ1
✅ Sustitución directa✓ En stock
$1.11 / unidad
Ver hoja de datos →SN65HVD230DG4
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
SN65HVD231DR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
SN65HVD232DR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
SN65HVD234QDRQ1
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$0.98 / unidad
Ver hoja de datos →SN65HVD255QDRQ1
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$0.94 / unidad
Ver hoja de datos →SN65HVD230DR Especificaciones
| Product Type | CAN Bus Transceiver |
| Number of Drivers/Receivers | 1/1 |
| Protocol | CANbus (ISO 11898-2) |
| Tensión de alimentación | 3 V to 3.6 V (3.3 V nominal) |
| Maximum Data Rate | 1 Mbps |
| Driver/Receiver Configuration | Half-Duplex |
| Standby Mode Supply Current | 370 uA typical |
| ESD Protection (Bus Pins, HBM) | Exceeds 16 kV |
| Maximum Nodes on Bus | 120 nodes |
| Receiver Common-Mode Range | -2 V to 7 V |
| Temperatura de funcionamiento | -40C to +85C |
| Encapsulado | 8-SOIC (D) |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
| RS Pin Function | Slew-rate control via external resistor |
Configuración de pines de SN65HVD230DR
| Pin 1 | D — Driver input from CAN controller; logic-low = recessive, logic-high = dominant |
| Pin 2 | GND — Ground reference for logic and bus driver |
| Pin 3 | VCC — 3.3 V supply input (3.0 V to 3.6 V) |
| Pin 4 | RXD — Receiver output to MCU; reads bus differential state |
| Pin 5 | Vref — Reference voltage output (~VCC/2) for CAN controller supply scaling |
| Pin 6 | CANL — CAN bus low-side differential I/O |
| Pin 7 | CANH — CAN bus high-side differential I/O |
| Pin 8 | RS — Slew-rate control and standby-mode select (tie to logic high for standby) |
Aplicaciones típicas
SN65HVD230DR es adecuado para 7 aplicacións: Automotive Body and Chassis Control Modules, Industrial Automation and Motor Control, Building Automation (HVAC), Robotic Control Networks, Telecom Base Station Equipment, Sensor and Drive Networks (Industrial Sensing), Portable Test and Measurement Instruments.
Automotive Body and Chassis Control Modules
The SN65HVD230DR is widely deployed in automotive body control modules (BCMs) that drive door, lighting, seat, and HVAC actuators over a CAN bus at 500 kbps classic CAN. Its 3.3-V supply rail lines up directly with low-power automotive MCUs such as TI's TMS570 and NXP's S32K families, eliminating the 5-V-to-3.3-V level shifter that the legacy PCA82C250 required. The -40C to +85C industrial temperature range covers most cabin environments, while the 16-kV HBM ESD on bus pins survives body-tool discharges during assembly. For chassis-level robustness, designers should choose the AEC-Q100 qualified SN65HVD230QDRQ1 variant when the BCM module must withstand under-hood thermal exposure.
Recomendado
Industrial Automation and Motor Control
In factory-automation PLCs, variable-frequency drives, and servo amplifiers, the SN65HVD230DR interfaces a 3.3-V MCU's CAN controller to a multi-node industrial bus that often runs alongside 24-V power switching lines. The wide common-mode receiver range of -2 V to 7 V rejects the ground bounces common in long motor harnesses, and the RS slew-rate pin lets EMC-sensitive designers slow the driver edges to meet industrial EN 55011 emissions budgets. The transceiver draws 370 uA in standby, enabling sleep-mode coordination across a multi-axis motion network. Pair the SN65HVD230DR with isolated CAN bridges like ISO1050DUBR when crossing protection barriers between field and control cabinets.
Recomendado
Building Automation (HVAC)
Building-automation networks for HVAC, lighting, and access-control often use CAN at 125 kbps over long cable runs along cable trays. The SN65HVD230DR's bus-driver strength combined with its thermal shutdown protection makes it tolerant of the sustained short-to-battery fault conditions that can occur during installation mistakes. With 370 uA standby current, wall-mounted thermostats and zone controllers can stay network-attached and wake cyclically without draining backup batteries. The transceiver's -40C to +85C rating covers unconditioned mechanical rooms where temperatures swing seasonally.
Recomendado
Robotic Control Networks
Multi-axis robot arms, autonomous mobile robots (AMRs), and drone flight controllers rely on CAN to coordinate joint motors, IMUs, and battery-management modules in real time. The SN65HVD230DR's 1 Mbps capability covers the 1 Mbaud CANopen DS-301 profile used for fast servo loops and supports sync messages down to 1 ms. Its small 8-SOIC footprint fits inside compact joint modules where board space is at a premium, and its low 3.3-V supply current extends battery life in handheld and wearable robotic platforms. For robotic designs that need deterministic CAN latency, designers often migrate to the TCAN1042 family for the FD variant.
Recomendado
Telecom Base Station Equipment
Inside telecom base stations the SN65HVD230DR serves as the housekeeping bus interface for monitoring rectifiers, battery plants, and fan trays. The transceiver's -2 V to 7 V common-mode range tolerates long grounding differences between racks, while its 16 kV HBM ESD rating survives the hot-swap installation scenarios common in telco hardware. Because base stations run continuously, the 370 uA standby mode contributes negligible idle draw to the overall system budget. In sites that require isolation, designers cascade the SN65HVD230DR with the ISO1042BDWVR isolated transceiver to break ground loops between the -48-V plant and the control plane.
Recomendado
Sensor and Drive Networks (Industrial Sensing)
Distributed sensor and drive systems such as photovoltaic inverter string monitors and substation IEDs use the SN65HVD230DR to backhaul measurement data over CAN at 250 kbps. The transceiver's 120-node capacitance budget allows dense star or daisy-chain topologies without additional buffering, and its RS-controlled slew rate reduces cable emissions well below IEC 61131-2 noise limits. With 3.3-V supply current budget, it can be powered from the same low-quiescent LDO that runs the sensing MCU, simplifying the analog supply chain. For substation designs requiring galvanic isolation, pair with ISO1540D or ISO6763 isolators to meet IEEE 1613 environmental stress.
Recomendado
Portable Test and Measurement Instruments
Handheld and cart-mounted test instruments such as oscilloscope carts, signal-analyzer probes, and fieldbus analyzers often expose a CAN interface for service-port diagnostics. The SN65HVD230DR's 3.3-V operation matches the lithium-battery powered analog rails in these instruments, and its 370 uA standby current keeps sleep mode within the device's battery-life budget. Its 8-SOIC package integrates easily on the same small PCB that carries the touchscreen and DSP, and its 16 kV HBM ESD survives repeated chassis-ground swaps when probing grounded equipment. Engineers value the transceiver's 120-node scalability when diagnosing bus-loaded customer networks with many wake-up modules.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para SN65HVD230DR — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | SN65HVD230QDRQ1 | SN65HVD230DG4 | SN65HVD231DR | SN65HVD232DR | SN65HVD234QDRQ1 | SN65HVD255QDRQ1 |
|---|---|---|---|---|---|---|---|
| Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V (with internal 5V LDO) |
| Maximum Data Rate | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps |
| Low-Power Mode | Standby 370 uA | Standby 370 uA | Standby 370 uA | Sleep 40 nA | No low-power mode | Standby and silent modes | Standby mode |
| AEC-Q100 Qualified | No | Yes | No | No | No | Yes | Yes |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +125C | -40C to +125C |
| ESD Protection (Bus Pins) | 16 kV HBM | 16 kV HBM | 16 kV HBM | 16 kV HBM | 16 kV HBM | 16 kV HBM | 16 kV HBM |
Diferenciadores clave
- Lowest standby current variant in the SN65HVD230 trio (frente a SN65HVD232DR)
- Industrial temperature range suitable for cabin-grade automotive use (frente a SN65HVD230QDRQ1)
- Adjustable slew rate via the RS pin (frente a SN65HVD232DR)
Notas de diseño
Bus termination matters more than any other detail in CAN. Place a 120-ohm (1%, low-ESR) termination resistor at each physical end of the bus segment; never stub-terminate intermediate nodes. Keep the stub length from transceiver to bus below 0.3 m at 1 Mbps to avoid reflections. Route CANH and CANL as a matched differential pair (100-ohm differential impedance) over a solid ground plane on the inner layer, and avoid routing parallel to power-switching traces or crossing split ground planes.
The RS pin serves two roles at once: standby-mode enable AND slew-rate control. Driving RS to a logic-high (>0.75 VCC) puts the part into 370 uA standby mode, disabling the driver. If you need both high-speed operation and adjustable emissions, connect RS to GND through a 10 kohm-100 kohm resistor: small resistor = fast edges = max bit rate; large resistor = slow edges = lower EMI. Do not leave RS floating - this is a common oversight that causes intermittent bus errors at start-up. Also remember that the SN65HVD230 is 3.3 V only; a 5-V host such as PCA82C250-based legacy hardware must level-shift or use the SN65HVD251 instead.
Estimate the supply current budget before laying out the CAN section. Active state draws a few mA per bus load; standby mode draws 370 uA typical at 3.3 V (about 1.2 mW per node). For a 4-node body module that sleeps 95% of the time, the CAN section draws ~9 mW average, easily met from a 100 mA LDO. Decouple VCC with 100 nF X7R within 2 mm of the VCC pin, plus a bulk 1 uF to handle the bus-fault current surges described in the ISO 11898-2 fault-tolerance matrix.
Información de cumplimiento
RoHS and REACH compliant per TI product page; not AEC-Q100 qualified (use SN65HVD230QDRQ1 for automotive).
