CY8C412xLCE, CY8C414xLCE
PSoC™ 4 HVPA-144K
Based on 32-bit Arm® Cortex®-M0+
General description
PSoC™ 4 High Voltage Precision Analog (HVPA)-144K is a fully integrated programmable embedded system for
lead acid battery monitoring and management. The system features an Arm® Cortex® M0+ processor and
programmable and reconfigurable analog and digital blocks.
Features
• Automotive Electronics Council (AEC) AEC-Q100 qualified
• 32-bit MCU subsystem
- 24- or 48-MHz Arm® Cortex® M0+ CPU with DMA controller
- Up to 128 KB of code flash with ECC
- Up to 8 KB of data flash with ECC
- Up to 8 KB of SRAM with ECC
- 1 KB of supervisory flash (SFlash) available for storing constants
• Precision analog
- Two precision ΔΣ ADCs (16-20+ bits)
- Current channel with automatic gain
- Voltage channel with HV input divider
- Temperature and diagnostic channels
- Supports both internal and external temperature sensing
- Digital filtering, accumulators, and threshold comparisons on all channels
• High-voltage subsystem
- Operates directly off 12-V/24-V battery (tolerates up to 42 V)
- Integrated LIN transceiver
- ADC input voltage divider
• Functional safety for ASIL-B
- Developed according to the development process of ISO 26262 for ASIL B as a Safety Element out of Context
(acc. ISO26262-10:2018E, clause 9)
- Memory protection unit (MPU)
- Window watchdog timer (WDT) with challenge-response functionality
- Supply monitoring; detection of overvoltage and brownout events for 3.3-V and 1.8-V supplies
- Hardware error correction (SECDED ECC) on all safety-critical memories (SRAM, flash)
- Analog diagnostics (backup reference voltage, redundancy in voltage, current, and temperature measure-
ment paths)
• Timing and pulse-width modulation
- Four 16-bit timer/counter/pulse-width modulator (TCPWM) blocks
- Center-aligned, Edge, and pseudo-random modes
- Quadrature decoder
• Clock sources
- ±2% up to 49.152-MHz internal main oscillator (IMO)
- ±1% 2-MHz high-precision oscillator (HPOSC)
- ±5% or ±7% 32-kHz precision internal low-power oscillator (PILO) based on the part number
- ±1% or ±1.5% accuracy on IMO and PILO when software calibrated to the HPOSC based on the part number
- 40-kHz internal low-speed oscillator (ILO)
Datasheet
www.infineon.com
Please read the Important Notice and Warnings at the end of this document
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002-28660 Rev. *J
2023-09-21