Power System Basis Chip With High Speed CAN Transceiver 48-Pin LQFP EP

The 33907_8 devices is multi-output, power supply, integrated circuit, including HSCAN transceiver, dedicated to the automotive market. Multiple switching and linear voltage regulators, including low power mode are available with various wake-up capabilities. An advanced power management scheme is implemented to maintain high efficiency over wide input voltages and output current ranges. The 33907_8 includes enhanced safety features, with multiple fail-safe outputs, becoming a full part of a safety oriented system partitioning, to reach a high integrity safety level. The built-in enhanced high speed CAN interface fulfills the ISO11898-2 and -5 standards. Local and bus failure diagnostics, protection, and failsafe operation mode are provided. This device is powered by SMARTMOS technology.

• Highly flexible SMPS pre-regulator, allowing two topologies: noninverting buck-boost or standard buck
• Switching mode power supply (SMPS) dedicated to MCU core supply, 1.2 V or 3.3 V delivering up to 1.5 A
• Linear voltage regulator dedicated to MCU A/D reference voltage or I/ Os supply (VCCA). 5.0 V or 3.3 V
• Linear voltage regulator dedicated to auxiliary functions, or to a sensor supply (VCCA tracker or independent 5.0 V / 3.3 V)
• Multiple wake-up sources in low power mode: CAN and/or IOs
• Battery voltage sensing & MUX output terminal
• Enhanced safety block associated with fail-safe outputs
• Six configurable I/Os