Overview
The LTC2875HDD#TRPBF is a high-speed, low-power CAN (Controller Area Network) transceiver produced by Analog Devices Inc. This robust transceiver operates on either 3.3V or 5V supplies and is designed for automotive and industrial applications. It features ±60V overvoltage fault protection on the data lines, ensuring reliability in harsh environments. The LTC2875 is available in various package options, including 8-lead DFN and SO packages, with operating temperature ranges from –40°C to 125°C or –55°C to 125°C, depending on the specific grade.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VCC Supply Voltage (3.3V) | 3 | 3.3 | 3.6 | V | |
| VCC Supply Voltage (5V) | 4.5 | 5 | 5.5 | V | |
| ICC(R) Supply Current (Recessive) | 1 | 1.8 | 3 | mA | |
| ICC(D) Supply Current (Dominant) | 25 | 42 | 60 | mA | |
| ICCS Supply Current in Shutdown Mode (I-Grade) | RS = TXD = VCC, RXD Open, T ≤ 85°C | 1 | 5 | µA | |
| ICCS Supply Current in Shutdown Mode (H-, MP-Grade) | RS = TXD = VCC, RXD Open, T ≤ 125°C | 1 | 15 | µA | |
| VO(D) Bus Output Voltage (Dominant) at VCC = 5V | 2.75 | 3.6 | 4.5 | V | |
| VO(D) Bus Output Voltage (Dominant) at VCC = 3.3V | 1.65 | 2.4 | 3.0 | V |
Key Features
- High-speed CAN transceiver with data rates up to 4Mbps, including CAN FD support.
- Operates on 3.3V or 5V supplies.
- ±60V overvoltage fault protection on the data lines.
- Low power consumption with supply currents as low as 1.8mA in recessive state and 42mA in dominant state.
- Ultra-low shutdown current (typically 1µA for I-grade and 15µA for H-, MP-grade).
- Integrated 500kΩ pull-up resistors on TXD and RXD pins.
- Common mode stabilization output for optional split termination.
- Available in 8-lead DFN and SO packages with various temperature grades.
Applications
- Automotive systems, including in-vehicle networks and diagnostic interfaces.
- Industrial control systems and automation.
- Robust communication in harsh environments.
- Medical devices requiring reliable and fault-tolerant communication.
- Other applications requiring high-speed, low-power CAN communication.
Q & A
- What is the operating voltage range of the LTC2875HDD#TRPBF? The LTC2875HDD#TRPBF operates on either 3.3V or 5V supplies, with voltage ranges of 3V to 3.6V and 4.5V to 5.5V respectively.
- What is the maximum data rate supported by the LTC2875HDD#TRPBF? The LTC2875HDD#TRPBF supports data rates up to 4Mbps, including CAN FD.
- What kind of overvoltage protection does the LTC2875HDD#TRPBF offer? The LTC2875HDD#TRPBF features ±60V overvoltage fault protection on the data lines.
- What are the typical supply currents for the LTC2875HDD#TRPBF in recessive and dominant states? The typical supply currents are 1.8mA in the recessive state and 42mA in the dominant state.
- What is the shutdown current for the LTC2875HDD#TRPBF? The shutdown current is typically 1µA for I-grade and 15µA for H-, MP-grade.
- What package options are available for the LTC2875HDD#TRPBF? The LTC2875HDD#TRPBF is available in 8-lead DFN and SO packages.
- What are the operating temperature ranges for the LTC2875HDD#TRPBF? The operating temperature ranges are –40°C to 125°C or –55°C to 125°C, depending on the specific grade.
- Does the LTC2875HDD#TRPBF support split termination? Yes, it has a common mode stabilization output for optional split termination.
- Are there integrated pull-up resistors on the TXD and RXD pins? Yes, there are integrated 500kΩ pull-up resistors on the TXD and RXD pins.
- What are some common applications for the LTC2875HDD#TRPBF? Common applications include automotive systems, industrial control systems, and other environments requiring robust and reliable CAN communication.
