R5S77631AY266BGV
Renesas Electronics America Inc
Product details
Renesas Electronics America Inc's R5S77631AY266BGV sets new benchmarks in Embedded - Microcontrollers performance, optimized for next-generation automotive electronics. Its radiation-hardened design and exceptional EMI immunity make it the preferred choice for safety-critical vehicle control systems.The SH-4A core architecture incorporates dual instruction pipelines that deliver 1.5 DMIPS/MHz, significantly enhancing computational throughput for autonomous driving algorithms.A 32-Bit processing width enables single-cycle execution of complex DSP operations, reducing latency in active noise cancellation systems for premium automotive audio.When clocked at 266MHz, the microcontroller achieves 32-bit floating point operations in just 3 cycles, enabling real-time processing of LiDAR point clouds for ADAS applications.With Audio Codec, I²C, Memory Card, SCI, SIM, SIO, SSI, USB protocol support, the device forms the backbone of in-vehicle networks, providing deterministic communication between ECUs with <100ns synchronization accuracy.The comprehensive DMA, LCD, POR, WDT suite includes automotive-specific features like crank-angle measurement interfaces and injector drive timers, reducing external component count in engine management systems.111 programmable interfaces support mixed-voltage operation from 1.8V to 5V, simplifying integration with legacy automotive sensors and actuators.The ROMless implementation features ECC protection with single-bit correction capability, ensuring code integrity in high-vibration environments.16K x 8 of parity-protected memory prevents data corruption from alpha particle strikes, meeting ISO 26262 requirements for safety-critical storage.An automotive-grade 3V ~ 3.6V range maintains operation during load dump events up to 40V, protecting against voltage transients common in 12V vehicle systems.The A/D 4x10b; D/A 2x8b configuration achieves 90dB SNR for precise battery current sensing in hybrid/electric vehicles, enabling state-of-charge accuracy within 1%.External clocking architecture maintains <50ppm frequency stability across the entire automotive temperature range, ensuring reliable CAN bus timing.Qualified for -20°C ~ 75°C (TA), the device operates reliably in dashboard locations where ambient temperatures can exceed 85 C during summer conditions.The Surface Mount option provides superior solder joint reliability for PCB assemblies subjected to thermal cycling in underhood locations.449-FBGA packaging incorporates copper heat spreaders that reduce junction temperatures by 15 C compared to standard packages in confined spaces.Available in 449-FBGA (21x21), the microcontroller supports AEC-Q100 Grade 1 qualification for deployment in safety-relevant automotive systems.
Product Attributes
- Product Status: Last Time Buy
- Core Processor: SH-4A
- Core Size: 32-Bit
- Speed: 266MHz
- Connectivity: Audio Codec, I²C, Memory Card, SCI, SIM, SIO, SSI, USB
- Peripherals: DMA, LCD, POR, WDT
- Number of I/O: 111
- Program Memory Size: -
- Program Memory Type: ROMless
- EEPROM Size: -
- RAM Size: 16K x 8
- Voltage - Supply (Vcc/Vdd): 3V ~ 3.6V
- Data Converters: A/D 4x10b; D/A 2x8b
- Oscillator Type: External
- Operating Temperature: -20°C ~ 75°C (TA)
- Mounting Type: Surface Mount
- Package / Case: 449-FBGA
- Supplier Device Package: 449-FBGA (21x21)