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ATSAMHA0E15A-MZT-BVAO
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Product Detailed Parameters
- Description：IC MCU 32BIT 32KB FLASH 32VQFN
- Series：SAM HA0, Functional Safety (FuSa)
- Mfr：Microchip Technology
- Package：Cut Tape (CT)
- Core Processor：ARM® Cortex®-M0+
- Core Size：32-Bit Single-Core
- Speed：48MHz
- Connectivity：I2C, LINbus SBC, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O：19
- Program Memory Size：32KB (32K x 8)
- Program Memory Type：FLASH
- EEPROM Size：1K x 8
- RAM Size：4K x 8
- Voltage - Supply (Vcc/Vdd)：0V ~ 3.8V
- Data Converters：A/D 6x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 115°C (TC)
- Mounting Type：Surface Mount, Wettable Flank
- Supplier Device Package：32-VQFN (5x5)
- Package / Case：32-VFQFN Exposed Pad
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The ATSAMHA0E15A-MZT-BVAO is a System-in-Package (SiP) microcontroller from Microchip Technology's SAMH family. It integrates an ARM Cortex-M23 processor, a LIN transceiver, and a voltage regulator within a single compact package. The device supports the LIN 2.2A protocol specification for automotive communication networks. Key internal components include up to 256 KB of Flash memory and 48 KB of SRAM. The unit operates with a maximum CPU frequency of 48 MHz and includes security features such as Secure Boot and Read/Write Protection.
Feature Summary
- Integrates ARM Cortex-M23 core with LIN transceiver and voltage regulator in a single SiP module
- Supports LIN 2.2A protocol standard for robust automotive network communication
- Includes hardware security mechanisms like Secure Boot and code protection
Applications
- Automotive body control modules requiring integrated LIN connectivity
- Smart actuators and sensors utilizing LIN bus communication
- Door control units and lighting systems with embedded MCU requirements
Procurement Notes
Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required packaging and temperature grades. Confirm that the selected variant matches the intended application's voltage and interface specifications before finalizing procurement orders.
Selection Notes
Select this component when a design requires both processing capability and native LIN physical layer integration without external transceivers. The SiP architecture reduces board space compared to discrete solutions. Ensure the application utilizes the available GPIOs and peripherals provided by the Cortex-M23 core for system control tasks.
Part Context
This part belongs to the Microchip SAMH series, which combines ARM Cortex-M0+ or M23 processors with LIN transceivers. These devices are designed specifically for cost-sensitive and space-constrained automotive applications where direct LIN bus connection is necessary.
Replacement Considerations
Consult official substitution lists for variants within the ATSAMHA0E15A family. Verify pinout and firmware compatibility if replacing with other packages in the same series.
