Overview
The S912XEQ512J3MAAR is a 16-bit microcontroller from NXP USA Inc., part of the S12XE family. This MCU is designed to deliver enhanced system integrity and greater functionality, making it suitable for various applications, particularly in automotive and industrial sectors. It extends the S12X product range with features such as increased I/O capability, memory protection unit (MPU), error correction code (ECC), and enhanced EEPROM functionality. The S12XE family is optimized for automotive multiplexing, generic auto body, and industrial applications, offering 32-bit performance with the efficiencies of a 16-bit MCU.
Key Specifications
| Specification | Value |
|---|---|
| Base Part Number | S912XEQ512 |
| Core Processor | HCS12X |
| Core Size | 16-Bit |
| CPU Family | CPU12 |
| Max Frequency | 50 MHz |
| Memory Size | 512KB (512K x 8) FLASH |
| RAM Size | 32K x 8 bytes |
| EEPROM Size | 4K x 8 |
| ADC Channels | 8x12-bit |
| Number of I/Os | 59 |
| Number of Pins | 80 |
| Package / Case | 80-QFP (14x14) |
| Operating Supply Voltage | 3.13V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Connectivity | CANbus, EBI/EMI, I²C, IrDA, SCI, SPI |
Key Features
- XGATE co-processor for building virtual peripherals and boosting performance
- Flexible, programmable, hardware-emulated EEPROM
- System integrity support with memory protection unit (MPU) and supervisor/user modes
- Enhanced EEPROM functionality
- Frequency-modulated locked loop
- Faster analog-to-digital converter (ADC) with 12-bit resolution and 3μs conversion time
- CAN Controller and multiple communication interfaces (I²C, SPI, CAN, IrDA, SCI)
- 32-bit performance with the efficiencies of a 16-bit MCU
Applications
The S912XEQ512J3MAAR is optimized for various applications, including:
- Automotive multiplexing
- Generic auto body applications
- Industrial applications
Q & A
- What is the core processor of the S912XEQ512J3MAAR?
The core processor is HCS12X. - What is the maximum frequency of the MCU?
The maximum frequency is 50 MHz. - How much flash memory does the S912XEQ512J3MAAR have?
The MCU has 512KB (512K x 8) of flash memory. - What is the resolution and conversion time of the ADC?
The ADC has a 12-bit resolution and a 3μs conversion time. - What are the operating supply voltage and temperature ranges?
The operating supply voltage is 3.13V ~ 5.5V, and the operating temperature range is -40°C ~ 125°C (TA). - Does the MCU support CANbus communication?
Yes, it supports CANbus along with other interfaces like I²C, SPI, IrDA, and SCI. - What is the role of the XGATE co-processor?
The XGATE co-processor assists in building virtual peripherals and boosting the overall performance. - Is the MCU RoHS and REACH compliant?
Yes, it is both RoHS and REACH compliant. - How many I/Os and pins does the MCU have?
The MCU has 59 I/Os and 80 pins. - What is the package type of the S912XEQ512J3MAAR?
The package type is 80-QFP (14x14).
