Overview
The MAX13431EEUB+ is a half-duplex RS-485 transceiver produced by Analog Devices Inc./Maxim Integrated. This component is designed to operate in multivoltage systems, featuring an adjustable low-voltage logic interface that allows direct interfacing to low-voltage ASICs/FPGAs without the need for additional components. The transceiver supports a wide input supply range from +3V to +5V and a low-voltage logic interface from +1.62V to VCC, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 10-pin μMAX |
| Duplex Mode | Half-Duplex |
| Data Rate | Up to 16Mbps |
| VCC Supply Voltage | +3V to +5V |
| Low-Voltage Logic Interface | +1.62V to VCC |
| Driver Output Current | ±250mA |
| Receiver Input Voltage | -8V to +13V |
| Operating Temperature Range | -40°C to +85°C |
| Shutdown Mode Current | 10μA ICC (max), 1μA IL (max) |
| ESD Protection | ±30kV Human Body Model, ±15kV Air-Gap Discharge, ±10kV Contact Discharge per IEC 61000-4-2 |
Key Features
- Wide +3V to +5V input supply range
- Low-voltage logic interface from +1.62V to VCC
- Ultra-low supply current in shutdown mode (10μA ICC max, 1μA IL max)
- Thermal shutdown protection
- Hot-swap input structures on DE and RE
- 1/8-unit load allows up to 256 transceivers on the bus
- Enhanced slew-rate limiting (not applicable for MAX13431E)
- Extended ESD protection for RS-485 I/O pins
- Space-saving TDFN and μMAX packages
Applications
- Industrial Control Systems
- Portable Industrial Equipment
- Motor Control
- HVAC Systems
Q & A
- What is the operating voltage range for the MAX13431EEUB+?
The MAX13431EEUB+ operates with a VCC voltage supply from +3V to +5V and a low-voltage logic interface from +1.62V to VCC.
- What is the maximum data rate supported by the MAX13431EEUB+?
The MAX13431EEUB+ supports data transmission up to 16Mbps.
- What are the package options available for the MAX13431EEUB+?
The MAX13431EEUB+ is available in a 10-pin μMAX package.
- Does the MAX13431EEUB+ have slew-rate limiting?
No, the MAX13431EEUB+ does not have slew-rate limiting.
- What is the operating temperature range for the MAX13431EEUB+?
The operating temperature range is -40°C to +85°C.
- What level of ESD protection does the MAX13431EEUB+ offer?
The MAX13431EEUB+ offers ±30kV Human Body Model, ±15kV Air-Gap Discharge, and ±10kV Contact Discharge per IEC 61000-4-2.
- How many transceivers can be connected on the same bus?
Up to 256 transceivers can be connected on the same bus due to the 1/8-unit load feature.
- Does the MAX13431EEUB+ support hot-swap?
- What is the typical shutdown mode current for the MAX13431EEUB+?
The typical shutdown mode current is 10μA ICC (max) and 1μA IL (max).
- Is the MAX13431EEUB+ RoHS-compliant?
