MCP2003B-E/SN Microchip

MCP2003/4 LIN J2602 Transceiver Features Description The MCP2003 and MCP2004 are compliant with This device provides a bidirectional, half-duplex LIN Bus Specifications 1.3, 2.0 and 2.1 and are communication physical interface to automotive and compliant to SAE J2602 industrial LIN systems to meet the LIN bus specification Revision 2.1 and SAE J2602. The device is short circuit Support Baud Rates up to 20 Kbaud with and overtemperature protected by internal circuitry. LIN-compatible output driver The device has been specifically designed to operate in 43V load dump protected the automotive operating environment and will survive Very low EMI meets stringent OEM requirements all specified transient conditions while meeting all of the Very high ESD immunity: stringent quiescent current requirements. - >20kV on VBB (IEC 61000-4-2) MCP200X family members: - >14kV on LBUS (IEC 61000-4-2) 8-pin PDIP, DFN and SOIC packages: Very high immunity to RF disturbances meets - MCP2003, LIN-compatible driver, with WAKE stringent OEM requirements pins Wide supply voltage, 6.0V-27.0V continuous - MCP2004, LIN-compatible driver, with Extended Temperature Range: -40 to +125C FAULT/TXE pins Interface to PIC MCU EUSART and standard USARTs Package Types Local Interconnect Network (LIN) bus pin: - Internal pull-up resistor and diode MCP2003 MCP2004 PDIP, SOIC PDIP, SOIC - Protected against battery shorts - Protected against loss of ground RXD VREN 1 8 RXD VREN 1 8 - High current drive CS VBB 2 7 CS VBB 2 7 Automatic thermal shutdown WAKE 3 6 LBUS FAULT/TXE 3 6 LBUS Low-power mode: 4 5 TXD VSS 4 5 TXD VSS - Receiver monitoring bus and transmitter off, ( 5A) MCP2004 MCP2003 4x4 DFN* 4x4 DFN* RXD 1 8 VREN RXD 1 8 VREN CS VBB CS VBB 2 7 2 7 EP EP 9 9 FAULT/TXE 3 6 LBUS WAKE LBUS 3 6 TXD 4 5 VSS TXD 4 5 VSS * Includes Exposed Thermal Pad (EP) see Table 1-1. 2010 Microchip Technology Inc. DS22230A-page 1MCP2003/4 MCP2003 Block Diagram VREN VBB Ratiometric Reference Wake-Up WAKE Logic and Power Control RXD CS ~30 k TXD LBUS OC VSS Thermal Short Circuit Protection Protection MCP2004 Block Diagram VREN VBB Ratiometric Reference Wake-Up Logic and Power Control RXD CS ~30 k LBUS TXD OC FAULT/TXE VSS Thermal Short Circuit Protection Protection DS22230A-page 2 2010 Microchip Technology Inc.