Overview
The MAX3485ESA+TG002 is a low-power transceiver designed for RS-485 and RS-422 communication, manufactured by Analog Devices Inc./Maxim Integrated. This component operates from a single 3.3V supply and is part of the MAX3483 to MAX3491 family of transceivers. It is particularly suited for applications requiring high-speed data transmission and low power consumption.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Guaranteed Data Rate | 10 Mbps | |
| Supply Voltage | 3.0 to 3.6 V | |
| Duplex Mode | Half-Duplex | |
| Slew-Rate Limited Driver | No | |
| Receiver Enable/Driver Enable | Yes | |
| Shutdown Current | 2 nA | |
| Pin Count | 8 | |
| Operating Temperature Range | -40°C to +85°C | |
| Package Type | SO (Small Outline) |
Key Features
- Operates from a single 3.3V supply—no charge pump required.
- Interoperable with +5V logic.
- 8ns max skew (for MAX3485 and MAX3490/MAX3491).
- Low-current shutdown mode (2nA).
- Drivers are short-circuit current-limited and protected by thermal shutdown circuitry.
- Receiver input has a fail-safe feature that guarantees a logic-high output if both inputs are open circuit.
Applications
- Low-power RS-485/RS-422 transceivers.
- Telecommunications.
- Transceivers for EMI-sensitive applications.
- Industrial-control local area networks.
Q & A
- What is the guaranteed data rate of the MAX3485ESA+TG002?
The guaranteed data rate is up to 10 Mbps.
- What is the operating supply voltage range for the MAX3485ESA+TG002?
The operating supply voltage range is 3.0 to 3.6 V.
- Does the MAX3485ESA+TG002 support full-duplex communication?
No, it supports half-duplex communication.
- Is the driver of the MAX3485ESA+TG002 slew-rate limited?
No, the driver is not slew-rate limited.
- What is the shutdown current of the MAX3485ESA+TG002?
The shutdown current is 2 nA.
- What is the package type of the MAX3485ESA+TG002?
The package type is SO (Small Outline).
- What is the operating temperature range of the MAX3485ESA+TG002?
The operating temperature range is -40°C to +85°C.
- Does the MAX3485ESA+TG002 have thermal shutdown protection?
- What is the fail-safe feature of the receiver input in the MAX3485ESA+TG002?
The receiver input has a fail-safe feature that guarantees a logic-high output if both inputs are open circuit.
- Is the MAX3485ESA+TG002 interoperable with +5V logic?
