Overview
The MAX485CSA+TG077, produced by Analog Devices Inc./Maxim Integrated, is a low-power, slew-rate-limited transceiver designed for RS-485 and RS-422 communication. This device is part of the MAX485 series, known for its high performance and reliability in industrial and commercial applications. The MAX485CSA+TG077 features a single driver and a single receiver, making it suitable for a wide range of communication systems that require robust and error-free data transmission.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage (VCC) | 4.75V to 5.25V | |
| Driver Output Rate | Up to 2.5Mbps (unlimited slew rate) | |
| Receiver Input Resistance | 12kΩ (RS-485), 4kΩ (RS-422) | -7V ≤ VCM ≤ 12V |
| Driver Short-Circuit Current | ±250mA | VO = Low or High |
| Receiver Short-Circuit Current | ±35mA | VO = Low or High |
| Supply Current (No-Load) | 120µA to 500µA | DE = VCC or 0V, RE = VCC or 0V |
| Package | SOIC-8 | |
| Operating Temperature | -40°C to +85°C |
Key Features
- Low power consumption: Draws between 120µA and 500µA of supply current.
- High data rates: Supports data transmission up to 2.5Mbps.
- Slew-rate limited drivers: Minimizes EMI and reduces reflections caused by improperly terminated cables.
- Robust protection: Includes short-circuit protection and operates over a wide common-mode voltage range.
- Compact packaging: Available in an SOIC-8 package.
Applications
- Industrial automation and control systems.
- Commercial and residential building automation.
- Point-of-sale terminals and other commercial equipment.
- Medical devices requiring reliable communication.
- Automotive systems where robust communication is essential.
Q & A
- What is the MAX485CSA+TG077 used for? The MAX485CSA+TG077 is used for RS-485 and RS-422 communication in various industrial and commercial applications.
- What is the maximum data rate supported by the MAX485CSA+TG077? The MAX485CSA+TG077 supports data transmission up to 2.5Mbps.
- What is the typical supply current of the MAX485CSA+TG077? The typical supply current is between 120µA and 500µA.
- What type of package does the MAX485CSA+TG077 come in? The MAX485CSA+TG077 comes in an SOIC-8 package.
- What is the operating temperature range of the MAX485CSA+TG077? The operating temperature range is -40°C to +85°C.
- Does the MAX485CSA+TG077 have slew-rate limited drivers? Yes, the MAX485CSA+TG077 has slew-rate limited drivers to minimize EMI and reduce reflections.
- What is the receiver input resistance of the MAX485CSA+TG077? The receiver input resistance is 12kΩ for RS-485 and 4kΩ for RS-422.
- Is the MAX485CSA+TG077 RoHS compliant? Yes, the MAX485CSA+TG077 is RoHS compliant.
- What kind of protection does the MAX485CSA+TG077 offer? The MAX485CSA+TG077 offers short-circuit protection and operates over a wide common-mode voltage range.
- Where can I find the datasheet for the MAX485CSA+TG077? You can find the datasheet on the official Maxim Integrated website or through distributors like LCSC and AllDatasheet.
