Overview
The LTC2862AIDD-1#TRPBF is a high-speed RS422/RS485 transceiver produced by Analog Devices Inc. This device is designed to provide reliable and efficient communication in various industrial and automotive applications. It features a compact 8-lead DFN package (3mm × 3mm) and operates over a wide temperature range of –40°C to 85°C, making it suitable for harsh environments.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VCC (Primary Power Supply) | 3 | 5.5 | V | ||
| ICCS (Supply Current in Shutdown Mode, C-, I-Grade) | DE = 0V, RE = VCC | 0 | 10 | µA | |
| ICCS (Supply Current in Shutdown Mode, H-, MP-Grade) | DE = 0V, RE = VCC | 0 | 40 | µA | |
| ICCTR (Supply Current with Both Driver and Receiver Enabled) | No Load, DE = VCC, RE = 0V | 1.1 | 1.6 | mA | |
| fMAX (Maximum Data Rate) | 20 | Mbps | |||
| tPLHD, tPHLD (Driver Input to Output) | RDIFF = 54Ω, CL = 100pF | 25 | 50 | ns | |
| tRD, tFD (Driver Rise or Fall Time) | RDIFF = 54Ω, CL = 100pF | 4 | 15 | ns | |
| tRR, tFR (Receiver Output Rise or Fall Time) | CL = 15pF | 3 | 6 | ns |
Key Features
- High-Speed Operation: Supports data rates up to 20 Mbps.
- Low Power Consumption: Low supply current in both active and shutdown modes.
- Compact Package: 8-lead DFN package (3mm × 3mm) for space-efficient designs.
- Wide Temperature Range: Operates from –40°C to 85°C, suitable for harsh environments.
- Failsafe Operation: Ensures the receiver output is in a known state when the receiver inputs are open, shorted, or terminated without a signal.
- Integrated Pull-Up Resistor: 250kΩ pull-up to VCC on the receiver output.
- Automotive Grade: Versions available with controlled manufacturing to support automotive applications, designated with a #W suffix.
Applications
- Industrial Automation: Suitable for use in industrial control systems, sensors, and actuators.
- Automotive Systems: Used in vehicle networks, including CAN, LIN, and other automotive communication protocols.
- Medical Devices: Can be used in medical equipment requiring reliable and high-speed data transmission.
- Building Automation: Applicable in building control systems, security systems, and HVAC controls.
Q & A
- What is the maximum data rate supported by the LTC2862AIDD-1#TRPBF?
The LTC2862AIDD-1#TRPBF supports data rates up to 20 Mbps.
- What is the operating temperature range of the LTC2862AIDD-1#TRPBF?
The device operates from –40°C to 85°C.
- What is the supply current in shutdown mode for the C-, I-Grade version?
The supply current in shutdown mode for the C-, I-Grade version is 0 to 10 µA.
- Does the LTC2862AIDD-1#TRPBF have failsafe operation?
Yes, the device ensures the receiver output is in a known state when the receiver inputs are open, shorted, or terminated without a signal.
- What is the package type and size of the LTC2862AIDD-1#TRPBF?
The device comes in an 8-lead DFN package (3mm × 3mm).
- Are there automotive-grade versions of the LTC2862AIDD-1#TRPBF available?
Yes, versions with controlled manufacturing for automotive applications are available, designated with a #W suffix.
- What is the typical supply current with both driver and receiver enabled?
The typical supply current with both driver and receiver enabled is 1.6 mA.
- What is the driver rise or fall time for the LTC2862AIDD-1#TRPBF?
The driver rise or fall time is 4 to 15 ns.
- Does the LTC2862AIDD-1#TRPBF have an integrated pull-up resistor on the receiver output?
Yes, it has a 250kΩ pull-up to VCC on the receiver output.
- What are some common applications of the LTC2862AIDD-1#TRPBF?
Common applications include industrial automation, automotive systems, medical devices, and building automation.
