Overview
The LTC2852HMS#PBF, produced by Analog Devices Inc., is a low-power, 20Mbps RS485/RS422 transceiver designed to operate on 3.3V supplies. This device is part of the LTC2850, LTC2851, and LTC2852 series, which are known for their high performance and reliability in various communication applications. The LTC2852 features a full-duplex configuration and includes a shutdown mode, making it suitable for power-sensitive designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | –0.3 to 7 | V |
| Logic Input Voltages (RE, DE, DI) | –0.3 to 7 | V |
| Interface I/O: A, B, Y, Z | (VCC – 15) to 15 | V |
| Receiver Output Voltage (RO) | –0.3 to (VCC + 0.3) | V |
| Operating Temperature | 0 to 70 | °C |
| Data Rate | 20 | Mbps |
| Package | 10-TFSOP, 10-MSOP | |
| Number of Pins | 10 | |
| Shutdown Mode | Yes |
Key Features
- Low power consumption, operating on 3.3V supplies.
- 20Mbps data rate for high-speed communication.
- Full-duplex configuration with shutdown mode for power management.
- Receiver has a one-eighth unit load, supporting up to 256 nodes per bus.
- Failsafe feature guarantees a high output state under floating or shorted inputs.
- Current limiting and thermal shutdown to prevent excessive power dissipation.
- Lead-free and RoHS compliant.
Applications
- Industrial automation and control systems.
- Building automation and HVAC systems.
- Medical devices requiring reliable communication.
- Automotive systems, including CAN and other vehicle networks.
- Point-of-sale terminals and other commercial equipment.
Q & A
- What is the operating supply voltage of the LTC2852HMS#PBF?
The operating supply voltage is 3.3V.
- What is the maximum data rate supported by the LTC2852HMS#PBF?
The maximum data rate is 20Mbps.
- Does the LTC2852HMS#PBF support full-duplex operation?
Yes, it supports full-duplex operation.
- What is the maximum number of nodes supported by the receiver?
The receiver supports up to 256 nodes per bus.
- Does the LTC2852HMS#PBF have a shutdown mode?
Yes, it has a shutdown mode for power management.
- What is the operating temperature range of the LTC2852HMS#PBF?
The operating temperature range is 0°C to 70°C.
- Is the LTC2852HMS#PBF lead-free and RoHS compliant?
Yes, it is lead-free and RoHS compliant.
- What types of packages are available for the LTC2852HMS#PBF?
The device is available in 10-TFSOP and 10-MSOP packages.
- What are some common applications of the LTC2852HMS#PBF?
Common applications include industrial automation, building automation, medical devices, automotive systems, and point-of-sale terminals.
- How does the failsafe feature work in the LTC2852HMS#PBF?
The failsafe feature guarantees a high output state under conditions of floating or shorted inputs.
