MCP2025T-330E/MD Microchip

MCP2025 MCP2025 LIN Transceiver with Voltage Regulator Features Description The MCP2025 is compliant with: The MCP2025 provides a bidirectional, half-duplex communication physical interface to meet the LIN bus - LIN Bus Specifications Version 1.3, and 2.x specification Revision 2.1 and SAE J2602-2. The - SAE J2602-2 device incorporates a voltage regulator with 5V or 3.3V Supports Baud Rates up to 20 kBaud 70 mA regulated power supply output. 43V Load Dump Protected The device has been designed to meet the stringent Maximum Continuous Input Voltage of 30V quiescent current requirements of the automotive Wide LIN Compliant Supply Voltage: 6.0-18.0V industry and will survive +43V load dump transients, Extended Temperature Range: -40 to +125C and double battery jumps. Interface to PIC EUSART and Standard USARTs MCP2025 family members include: Wake-up on LIN Bus Activity or Local Wake Input - MCP2025-500, 8-pin, LIN driver with 5.0V LIN Bus Pin regulator - Internal Pull-up Termination Resistor and - MCP2025-330, 8-pin, LIN driver with 3.3V Diode for Slave Node regulator - Protected Against VBAT Shorts - Protected Against Loss of Ground Package Types (Top View) - High Current Drive PDIP, SOIC TXD and LIN Bus Dominant Time-out Function Two Low-power Modes VREG VBB 1 8 - TRANSMITTER-OFF: 90 A (typical) 2 7 RESET CS/LWAKE - POWER-DOWN mode: 4.5 A (typical) VSS 3 6 TXD MCP2025 On-chip Voltage Regulator RXD LIN 4 5 - Output Voltage of 5.0V or 3.3V 70 mA Capability with Tolerances of 3% Over 4x4 DFN Temperature Range. - Internal Short Circuit Current Limit 1 8 VREG VBB - Only External Filter and Load Capacitors 2 7 CS/LWAKE RESET Needed EP VSS 9 3 6 TXD Automatic Thermal Shutdown LIN RXD 4 5 High Electromagnetic Immunity (EMI), Low Electromagnetic Emission (EME) Robust ESD Performance: 15 kV for LBUS and VBB Pin (IEC61000-4-2) Transient Protection for LBUS and VBB pins in Automotive Environment (ISO7637) Meets stringent automotive design requirements including OEM Hardware Requirements for LIN, CAN and FlexRay Interfaces in Automotive Applications, Version 1.2, March 2011 Multiple Package Options Including Small 4x4 mm DFN 2012 Microchip Technology Inc. DS22306A-page 1MCP2025 Block Diagram RESET Thermal Protection Short Circuit Protection Voltage VBB Regulator Ratiometric Reference Wake-Up VREG 4.2V Internal Circuits Logic and Bus Wakeup Power Control VREG RXD ~30 k CS/LWAKE Slope Control LBUS TXD Bus Dominant VSS Timer Thermal and Short Circuit Protection DS22306A-page 2 2012 Microchip Technology Inc.