MC33814

Two cylinder small engine control IC

ETC

MC33814

Two Cylinder Small Engine Control IC

MC33814AE

Engine Control IC, Two Cylinder, Electronic fuel injection (EFI), VRS, SPI, QFP 48; • Operates over supply voltage range of 4.5V < VPWR < 36V\n• Start-up/shut-down control and power sequence logic with KEYSW input\n• MCU supply: VCC is a 5.0V (±2.0%, 200 mA) regulated supply\n• Sensor supply: VPROT (100 mA) is a VCC tracking protected sensor supply\n• Two configurable pre-drivers for IGBT or general purpose gate MOSFETs for\n• ignition and O2 sensor (HEGO) heater:• PWM\n• Overcurrent shutdown\n• Short-to-battery shutdown\n• Six low-side drivers with full diagnostics, self-protection and PWM control:• Two fuel injector drivers, RDS(on) = 0.6 Ω, ILIMIT = 1.8 A, to drive typical 12 Ω\n• high-impedance injectors\n• Relay 1 driver, RDS(on) = 0.4 Ω, ILIMIT = 3.0 A, to drive fuel pump\n• Relay 2 driver, RDS(on) = 1.5 Ω, ILIMIT = 1.2 A, to drive power relay\n• Lamp driver, RDS(on) = 1.5 Ω, ILIMIT = 1.2 A, to drive warning lamp or an LED\n• Programmable Tachometer Driver, RDS(on) = 20 Ω, Ishutdown = 60 mA, to drive\n• a Tachometer display\n• Innovative configurable VRS conditioning circuit, with two different parameter\n• settings for engine cranking and running mode and an optional automatic mode\n• to improve noise immunity in cranking conditions\n• K-line (ISO9141)\n• MCU reset generator and programmable watchdog\n• MCU Interface: 16-bit SPI and parallel interface with 5.0V IO capability\n;

The NXP® 33814 is an engine control analog power IC delivering a cost-optimized solution for managing one and two-cylinder engines.\nWith six drivers, three pre-drivers, a 5.0 V regulator for the MCU, a protected external sensor supply, and a high level of integration, the IC offers an ideal response to contemporary market requirements.\nThe innovative VRS system optimizes noise immunity under cranking conditions. \nDiagnostic and protection features present on all outputs allow applications to operate with greater safety.\nThe device is packaged in a 48 pin LQFP with an exposed pad for a minimum space footprint.\n

恩XP

MC33814AE

Two cylinder small engine control IC

ETC

MC33814AER2

NXP
LQFP48

恩XP