SN65HVD234DR - 3.3V CAN Transceiver with Sleep Mode | TI
MPN: SN65HVD234DR β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.15 | $2.15 |
| 10 | $1.94 | $19.40 |
| 100 | $1.62 | $162.00 |
| 500 | $1.35 | $675.00 |
| 1,000 | $1.1 | $1,100.00 |
| 2,500 | $0.95 | $2,375.00 |
Drop-in alternatives for SN65HVD234DR β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
SN65HVD234D
β Drop-Inπ Reference alternative (not in catalog)
SN65HVD234DRG4
β Drop-Inπ Reference alternative (not in catalog)
SN65HVD230DR
β‘ Same Packageβ In Stock
$0.31 / Unit
View Datasheet βSN65HVD232DR
β‘ Same Packageπ Reference alternative (not in catalog)
SN65HVD233D
β Drop-Inπ Reference alternative (not in catalog)
TCAN1042GVDRQ1
β‘ Same Packageβ In Stock
$0.349 / Unit
View Datasheet βSN65HVD234DR Maximum Ratings & Electrical Characteristics
| Protocol | CAN (ISO 11898) |
| Supply Voltage | 3.0 V to 3.6 V |
| Signaling Rate | Up to 1 Mbps |
| Number of Transceivers | 1 |
| Duplex | Half-duplex |
| Bus Fault Protection | Β±36 V (exceeds) |
| ESD Protection | >16 kV HBM |
| Common-Mode Input Range | Extended to 12 V |
| Sleep Mode Current | 0.05 uA (typ) |
| Standby/Silent Mode Current | 370 uA |
| I/O Level | LVTTL, 5-V tolerant |
| Max Bus Nodes | 120 nodes |
| Protection | Thermal shutdown, short-circuit, dominant time-out |
| Operating Temperature | -40C to +125C |
| Package | 8-SOIC (D) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
SN65HVD234DR Pin Configuration
| Pin 1 | TXD β Transmit data input from CAN controller (LVTTL, 5-V tolerant) |
| Pin 2 | GND β Ground reference |
| Pin 3 | VCC β 3.0-V to 3.6-V supply |
| Pin 4 | RXD β Receive data output to CAN controller (LVTTL, 5-V tolerant) |
| Pin 5 | VREF β VCC/2 reference voltage output |
| Pin 6 | CANL β CAN low bus line (open-drain output) |
| Pin 7 | CANH β CAN high bus line (open-drain output) |
| Pin 8 | RS β Slope control and mode select (high speed / slope control / sleep) |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
SN65HVD234DR is suitable for 6 applications: Automotive Body Control Modules, Industrial Automation Networks, Battery-Powered IoT and Telemetry Nodes, Building Automation Systems, Medical Diagnostic Equipment, Agricultural and Off-Highway Vehicles.
Automotive Body Control Modules
The SN65HVD234DR fits body control and gateway nodes where 3.3-V controllers dominate. Its Β±36 V bus fault tolerance and >16 kV HBM ESD rating survive load-dump-adjacent transients and assembly handling, while the -40 to +125C range covers under-dash environments. Placed between the MCU CAN peripheral and the two-wire bus with a 120-ohm termination split, its slew-rate control (RS pin) reduces EMI near antenna modules; the 0.05 uA sleep current keeps always-on BCM standby drain negligible when parked.
Recommended
Industrial Automation Networks
In factory automation, CANopen and DeviceNet-style buses rely on robust physical layers. The SN65HVD234DR's 12 V common-mode input range tolerates ground potential shifts between machines, and its short-circuit and thermal shutdown protection withstands wiring faults during maintenance. Operating from a 3.3-V rail shared with the PLC MCU removes an extra 5-V regulator. Up to 120 nodes per bus supports large machine networks, and the dominant time-out feature prevents a faulted controller from monopolizing the bus indefinitely.
Recommended
Battery-Powered IoT and Telemetry Nodes
For battery-operated CAN sensors and telemetry loggers, the SN65HVD234DR's 0.05 uA typical sleep current is the decisive parameter - the transceiver becomes negligible in the energy budget. The node controller places the transceiver into sleep via the RS pin and wakes on bus activity, so network traffic is never missed while drawing microamp-level current. With a 3.0-3.6 V supply matching a single Li-SOCl2 cell or 3.3-V LDO rail directly, no intermediate power conversion is required, simplifying the BOM.
Recommended
Building Automation Systems
HVAC controllers, access panels, and lighting gateways use CAN at 125-500 kbps with long cable runs. The SN65HVD234DR's wide common-mode tolerance handles potential differences across building grounds, and its ESD robustness accommodates field-wired installations. The RS pin slew-rate limiting at these lower rates significantly cuts radiated emissions across long unshielded segments. The 8-SOIC footprint suits dense controller boards, and 5-V tolerant LVTTL I/Os interface directly with legacy 5-V building-control MCUs.
Recommended
Medical Diagnostic Equipment
Portable diagnostic instruments and distributed medical sensors use CAN for inter-board communication. The SN65HVD234DR operates from the standard 3.3-V logic rail, and its low sleep current extends battery runtime between charges in handheld devices. The >16 kV HBM ESD rating plus short-circuit protection survive repeated cable connect/disconnect cycles in clinical settings. Thermal shutdown protects the device if a cable is crushed or shorted during transport, while ISO 11898 timing guarantees 1 Mbps-class links between imaging modules.
Recommended
Agricultural and Off-Highway Vehicles
ISOBUS and J1939-style networks on tractors and construction equipment demand transceivers tolerant of 12/24-V transients and extreme temperatures. The SN65HVD234DR's Β±36 V bus fault tolerance and -40 to +125C rating address these conditions for 3.3-V electronic control units. Its dominant time-out protects the shared bus when a node fails mid-frame, and the 12 V common-mode range handles starter-motor ground bounce. Slew-rate control via RS lets ECU designers tune EMC compliance per vehicle platform.
Recommended
Recommended Products Summary
Engineering reference data for SN65HVD234DR β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SN65HVD234D | SN65HVD230DR | SN65HVD232DR | SN65HVD233D |
|---|---|---|---|---|---|
| Package | 8-SOIC (D) | 8-SOIC (D) - same | 8-SOIC (D) - same | 8-SOIC (D) - same | 8-SOIC (D) - same |
| Brand | 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 |
| Signaling Rate | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps |
| Sleep Mode | Yes (0.05 uA typ) | Yes (0.05 uA typ) | No | No | Yes |
| Bus Fault Tolerance | Β±36 V | Β±36 V | Β±36 V | Β±36 V | Β±36 V |
| ESD Protection | >16 kV HBM | >16 kV HBM | >16 kV HBM | >16 kV HBM | >16 kV HBM |
| AEC-Q100 Qualified | No (catalog) | No (catalog) | No (catalog) | No (catalog) | No (catalog) |
Key Differentiators
- Ultra-low sleep current of 0.05 uA typical (vs SN65HVD230DR)
- True 3.3-V single-supply operation with 5-V tolerant I/O (vs TCAN1042GVDRQ1)
- Slew-rate control via RS pin for EMI tuning (vs SN65HVD232DR)
Design Notes
Terminate the CAN bus with a single 120-ohm resistor at each physical end of the cable (split termination with two 60-ohm resistors plus a 2.2-4.7 nF cap to ground also filters common-mode noise). Unterminated stubs longer than ~30 cm at 1 Mbps cause reflections that corrupt dominant-to-recessive edges. Per the TI SN65HVD234 datasheet, the RS slope-control resistor trades edge rate against loop delay - size it so the total loop delay stays below 60% of the bit time.
Place a 100 nF ceramic decoupling capacitor within 2 mm of the VCC pin (pin 3) plus a 4.7-10 uF bulk capacitor per node. During dominant transmission the transceiver drives up to ~50 mA into the 60-ohm bus load, so supply droop below the 3.0-V minimum will cause RXD glitches on shared rails. In sleep mode, ensure the CANH/CANL common-mode stays within ratings since the receiver remains bus-powered via biasing.
Do not confuse mode control: the RS pin on the SN65HVD234DR controls both slope and sleep - grounding it incorrectly can put the transceiver to sleep unintentionally. The FindIC cross-reference confirms SN65HVD233D is a near-identical swap, but SN65HVD232DR/HVD230DR lack sleep mode; substituting them on battery designs silently increases standby draw from 0.05 uA to ~370 uA. Never exceed Β±36 V on bus pins despite transients, and verify wake-up behavior in firmware after reset.
Compliance Information
Catalog (non-automotive) rating per TI product page. RoHS/lead-free status per TI ordering information; verify on TI.com quality page for REACH and halogen details.
