Overview
The SN65HVD233SHKJ is a 3.3-V CAN (Controller Area Network) bus transceiver produced by Texas Instruments. This device is designed to interface between a CAN controller and a differential CAN bus, adhering to the ISO 11898-2 standard. It is optimized for use in harsh environments and supports signaling rates up to 1 Mbps. The SN65HVD233SHKJ features various protection mechanisms, including bus-pin fault protection up to ±36 V, ESD protection exceeding ±16 kV HBM, and thermal shutdown protection. It operates over a wide common-mode range of –7 V to 12 V, making it suitable for industrial, building automation, transportation, and automotive applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 3 | - | 3.6 | V |
| Operating Temperature | -55 | - | 125 | °C |
| Signaling Rate | - | - | 1 | Mbps |
| Bus-Pin Fault Protection | - | - | ±36 | V |
| ESD Protection | - | - | ±16 kV | HBM |
| Common-Mode Range | -7 | - | 12 | V |
| Package Type | - | - | SOIC (8) | - |
| Package Size | - | - | 4.90 mm × 3.91 mm | - |
Key Features
- Bus-pin fault protection exceeds ±36 V and ESD protection exceeds ±16 kV HBM.
- Compatible with ISO 11898-2 standard.
- LVTTL I/Os are 5-V tolerant.
- Adjustable driver transition times for improved emissions performance.
- Low current standby mode, with typical current consumption of 200 μA.
- Loopback mode for diagnostic functions.
- Thermal shutdown protection with a junction temperature of 170 °C.
- Glitch-free bus inputs and outputs during power cycling.
- High-input impedance with low VCC.
Applications
- Industrial automation, control, sensors, and drive systems.
- Motor and robotic control.
- Building and climate control (HVAC).
- Backplane communication and control.
- CAN Bus standards such as CANopen, DeviceNet, CAN Kingdom, NMEA 2000, SAE J1939.
Q & A
- What is the primary function of the SN65HVD233SHKJ?
The SN65HVD233SHKJ is a CAN bus transceiver that interfaces between a CAN controller and a differential CAN bus, enabling communication in accordance with the ISO 11898-2 standard.
- What are the key protection features of the SN65HVD233SHKJ?
The device features bus-pin fault protection up to ±36 V, ESD protection exceeding ±16 kV HBM, and thermal shutdown protection.
- What is the signaling rate supported by the SN65HVD233SHKJ?
The device supports signaling rates up to 1 Mbps.
- What is the common-mode range of the SN65HVD233SHKJ?
The device operates over a common-mode range of –7 V to 12 V.
- What is the purpose of the loopback mode in the SN65HVD233SHKJ?
The loopback mode allows for self-diagnostic node functions without disturbing the bus, by placing the bus output and bus input in a high-impedance state while keeping the internal circuit active.
- How does the SN65HVD233SHKJ handle power cycling?
The device features glitch-free bus inputs and outputs during power cycling, ensuring high-input impedance with low VCC.
- What are some typical applications of the SN65HVD233SHKJ?
The device is used in industrial automation, motor and robotic control, building and climate control, backplane communication, and various CAN Bus standards.
- What is the operating temperature range of the SN65HVD233SHKJ?
The device operates over a temperature range of –55 °C to 125 °C.
- How does the SN65HVD233SHKJ manage standby mode?
The device enters a low-current standby mode when a high logic level is applied to the RS pin, switching off the driver while keeping the receiver active.
- What package types are available for the SN65HVD233SHKJ?
The device is available in SOIC (8) packages with dimensions of 4.90 mm × 3.91 mm.
