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NXP Semiconductors MIMXRT1015CAF4B
- Part No.:
- MIMXRT1015CAF4B
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
MIMXRT1015CAF4B.pdf
- Description:
- IC MCU 32BIT EXT MEM 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,800
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Product details
Overview
MIMXRT1015CAF4B from NXP Semiconductors is an industrial-grade Arm® Cortex-M7 crossover processor operating at 396 MHz, integrating 128 KB on-chip RAM (configurable as TCM or OCRAM), integrated DCDC/LDO power management, and dual-channel Quad SPI interface. It delivers real-time deterministic performance for motor control, audio processing, and industrial IoT edge nodes with USB OTG, three SAI modules, SPDIF, and 57 GPIOs.
For engineers reviewing the MIMXRT1015CAF4B datasheet, MIMXRT1015CAF4B pinout, MIMXRT1015CAF4B application, or MIMXRT1015CAF4B equivalent, key selection criteria include its 100-pin LQFP package, -40°C to +105°C junction temperature rating, FlexPWM support for 16-bit motor control waveforms, and hardware security features including HAB, DCP (AES-128/SHA-256), and TRNG.
Technical Context
The MIMXRT1015CAF4B implements a single Arm Cortex-M7 core with 32 KB I-cache, 32 KB D-cache, and VFPv5 FPU, enabling high-throughput deterministic execution without Linux overhead. Its memory subsystem includes 96 KB boot ROM and flexible 128 KB FlexRAM allocation across I-TCM, D-TCM, and OCRAM in 32 KB granularity.
Peripherals are organized via centralized IOMUXC with 57 GPIOs, supporting muxed interfaces including four UARTs, two I²C, two SPI, one USB 2.0 OTG with integrated PHY, three SAI modules (I²S/TDM/AC97), SPDIF, MQS, FlexPWM (8-channel, 16-bit), QuadTimer, ENC, and 12-bit ADC1. Power is managed by on-die DCDC (0.9–1.3 V output) and LDOs, eliminating external PMIC complexity.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M7 @ 396 MHz - enables real-time deterministic execution with FPU and MPU for safety-critical motor control loops. |
| On-chip RAM | 128 KB FlexRAM - configurable in 32 KB blocks as I-TCM/D-TCM/OCRAM to optimize latency-critical code and data placement. |
| Memory Interface | Dual-channel Quad SPI - supports XIP from external flash, reducing boot time and simplifying BOM with no parallel NOR/NAND required. |
| Power Management | Integrated DCDC + LDO - eliminates external regulators; supports 0.9–1.3 V core voltage with over-current/voltage protection. |
| Security | HAB, DCP (AES-128/SHA-256), TRNG, SNVS - enables secure boot, encrypted firmware updates, and tamper-resistant RTC operation. |
| Temperature Range | -40°C to +105°C - qualified for industrial environments including factory automation and motor drives without derating. |
| GPIO Count | 57 multiplexed GPIOs - supports concurrent UART, I²C, SPI, PWM, and analog inputs while retaining flexibility for custom signal routing. |
Pinout & Package
100-pin LQFP package, 14 × 14 mm body, 0.5 mm pitch, exposed pad (EP) for thermal dissipation. Pin assignments follow NXP's i.MX RT1015 Reference Manual (IMXRT1015RM) and datasheet Section 6.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_SOC | Core logic supply | 1.0–1.3 V input to DCDC regulator; requires local 1 µF + 10 µF decoupling per power domain. |
| DCDC_IN | DCDC input supply | 3.3 V input; must be asserted ≥1 ms before DCDC_PSWITCH to enable internal regulator. |
| XTALI / XTALO | 24 MHz crystal oscillator inputs | Drive NXP SDK and USB timing; requires 24 MHz crystal (≤250 µW drive level, ~80 Ω ESR) or external 24 MHz clock. |
| RTC_XTALI / RTC_XTALO | 32.768 kHz RTC oscillator inputs | Supports accurate real-time clock; requires 32.768 kHz crystal (≤100 kΩ ESR, 10 pF load) or internal ring oscillator if precision not needed. |
| USB_OTG1_DP / DN | USB 2.0 differential data pair | Full-speed USB OTG with integrated PHY; requires 27 Ω series resistors and 15 kΩ pull-down on DM for device mode detection. |
| SAI1_TX_BCLK / SAI1_TX_SYNC | I²S bit clock and frame sync | Enable synchronous audio streaming to codec; supports master/slave modes up to 192 kHz sample rates. |
| FLEXPWM1_PWMA0–3 | PWM outputs for motor control | Four independent 16-bit channels per submodule; support complementary outputs with dead-time insertion for 3-phase inverter drives. |
| ENC1_QUAD_A / B / INDEX | Quadrature encoder inputs | Direct interface to rotary encoders; hardware-decoded position/speed with index pulse capture for homing. |
Key Features
| Feature | Design Value |
|---|---|
| FlexPWM with fault protection | 8-channel 16-bit resolution with programmable dead-time, fault input monitoring, and automatic shutdown-enables safe BLDC/PMSM motor control. |
| Three SAI modules | Independent I²S/TDM/AC97 interfaces supporting simultaneous playback, record, and DSP offload-eliminates need for external audio hub ICs. |
| Hardware bus encryption (BEE) | AES-128 CTR-mode on-the-fly decryption of Quad SPI flash-secures firmware IP without runtime CPU overhead or external crypto co-processor. |
| Integrated temperature sensor | On-die analog sensor with programmable trip points-enables thermal throttling or system-level fault response without external components. |
| Quad Timer with quadrature decode | 4-channel 16-bit timer with hardware quadrature decoding and cascading-reduces CPU load in motion control applications requiring multi-axis synchronization. |
Applications
| Industrial Motor Control | Smart Home Audio Hub |
|---|---|
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase BLDC motors in HVAC blowers or robotic joints. IC Role / Device Role / Timing Role: Real-time computation engine executing FOC algorithms at 20 kHz PWM frequency with sub-microsecond interrupt latency. Use Value: Integrated FlexPWM with dead-time insertion and ENC input eliminates external gate drivers and encoder interface ICs, reducing board area by 35%. | Use Scenario: Multi-room audio streaming hub with local voice trigger, Bluetooth LE bridging, and analog line-in mixing. IC Role / Device Role / Timing Role: Central audio processor managing three SAI interfaces (I²S to DAC, TDM to mic array, AC97 to legacy codec) and USB OTG for host-side audio class compliance. Use Value: On-chip 128 KB RAM configured as 64 KB I-TCM + 64 KB D-TCM ensures deterministic audio buffer handling and low-latency voice wake-word inference. |
| Factory Automation Edge Node | IoT Gateway with Secure OTA |
Use Scenario: Programmable logic controller (PLC) I/O module with analog input conditioning, digital output switching, and EtherNet/IP slave stack. IC Role / Device Role / Timing Role: Deterministic real-time controller running FreeRTOS with hardware-accelerated CRC-32 and AES-128 for protocol integrity and encrypted configuration storage. Use Value: Integrated DCDC and 57 GPIOs allow direct connection to 24 V industrial sensors/actuators via level-shifting buffers-no external PMIC or IO expander required. | Use Scenario: Cellular-connected smart meter gateway performing secure firmware updates over LTE-M with rollback protection. IC Role / Device Role / Timing Role: Secure boot root-of-trust executing High Assurance Boot (HAB) to validate signed images before loading into FlexRAM. Use Value: Hardware DCP and SNVS with secure RTC enable authenticated, encrypted OTA updates without exposing keys in software or external EEPROM. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar crossover processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MIMXRT1021DAG5A | Higher 500 MHz core speed, 256 KB on-chip RAM, adds Ethernet MAC and LCDIF-but in 196-pin BGA package. | Required for applications needing 10/100 Ethernet or display output; unsuitable for LQFP-only layouts. | Select when Ethernet connectivity or GUI rendering is mandatory and BGA assembly is available. |
| MIMXRT1011CVL5B | Same 396 MHz core but 128 KB RAM, 80-pin LQFP, -40°C to +105°C-omits USB OTG, SPDIF, and one SAI module. | Targeted at cost-sensitive motor control where audio and USB are unnecessary. | Choose for compact motor drives with minimal peripheral count and lower pin count PCB routing. |
Compared with MIMXRT1015CAF4B, MIMXRT1021DAG5A offers higher compute throughput and Ethernet but demands BGA layout and increases BOM cost, while MIMXRT1011CVL5B reduces footprint and cost at the expense of audio and USB functionality-making MIMXRT1015CAF4B the optimal balance for industrial audio/motor edge nodes in LQFP form factor.
Availability
MIMXRT1015CAF4B is available at Aetrix Electronics and suitable for industrial motor control, smart home audio hubs, factory automation edge nodes, and secure IoT gateways requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for MIMXRT1015CAF4B includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.
The i.MX RT series is NXP's crossover processor family designed to bridge the gap between microcontrollers and application processors-delivering MCU-like ease of use with application-processor-level performance for real-time edge intelligence.
FAQ
What is the maximum operating frequency of the MIMXRT1015CAF4B?
The MIMXRT1015CAF4B operates at a maximum core frequency of 396 MHz. This speed is guaranteed across the full industrial temperature range (-40°C to +105°C) and under specified voltage conditions (VDD_SOC = 1.0–1.3 V). The frequency is derived from the internal PLL locked to the 24 MHz crystal input and is not user-overclockable beyond datasheet limits.
Does the MIMXRT1015CAF4B support USB device mode out of the box?
Yes, the MIMXRT1015CAF4B supports USB 2.0 OTG device mode using its integrated high-speed PHY. The USB_OTG1_DP/DN pins require only standard 27 Ω series resistors and proper 15 kΩ pull-down on DM for device enumeration. No external PHY or level shifters are needed, and NXP's MCUXpresso SDK provides certified USB device class stacks (CDC, HID, MSC).
How is the 128 KB on-chip RAM allocated in the MIMXRT1015CAF4B?
The MIMXRT1015CAF4B's 128 KB FlexRAM is partitioned in 32 KB increments among I-TCM, D-TCM, and OCRAM via the FlexRAM controller. Default reset configuration allocates 64 KB to I-TCM and 64 KB to D-TCM, but users can reconfigure it at boot (e.g., 32 KB I-TCM / 32 KB D-TCM / 64 KB OCRAM) to match application needs-critical for balancing cache performance and DMA-accessible buffer space.
Can the MIMXRT1015CAF4B boot directly from Quad SPI flash?
Yes, the MIMXRT1015CAF4B supports XIP (eXecute-In-Place) from single- or dual-channel Quad SPI flash. Boot ROM automatically initializes FlexSPI and executes code directly from flash address 0x60000000, eliminating the need for external RAM during startup. This capability is enabled by hardware BEE decryption if flash contents are encrypted.
What debug interfaces does the MIMXRT1015CAF4B support?
The MIMXRT1015CAF4B supports both SWD (Serial Wire Debug) and 5-pin JTAG interfaces, selected via eFuse configuration. SWD is recommended for most development due to its 2-pin simplicity and full CoreSight debug/trace capability-including real-time instruction trace via TPIU. JTAG remains available for boundary scan testing and multi-core debugging scenarios.
MIMXRT1015CAF4B Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 100-LQFP
- Series:
- RT1010
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M7
- Core Size:
- 32-Bit Single-Core
- Speed:
- 400MHz
- Connectivity:
- EBI/EMI, I2C, SAI, SPDIF, SPI, UART/USART, USB2.0 OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:
- 57
- Program Memory Size:
- -
- Program Memory Type:
- External Program Memory
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 3.6V
- Data Converters:
- A/D 9x12b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 105°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MIMXRT1015CAF4B FAQ
1.How can I place an order for MIMXRT1015CAF4B through Aetrix?
Please submit a Request for Quotation (RFQ) for MIMXRT1015CAF4B on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MIMXRT1015CAF4B reliable?
The price and inventory of MIMXRT1015CAF4B are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MIMXRT1015CAF4B is usually 5 days.
3.What payment methods are accepted for MIMXRT1015CAF4B?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MIMXRT1015CAF4B transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MIMXRT1015CAF4B?
MIMXRT1015CAF4B orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MIMXRT1015CAF4B order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MIMXRT1015CAF4B?
For technical support, including MIMXRT1015CAF4B datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MIMXRT1015CAF4B requirements.
6.How does Aetrix verify that MIMXRT1015CAF4B is sourced from the original manufacturer or authorized distributors?
All MIMXRT1015CAF4B products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MIMXRT1015CAF4B meets industry standards.
7.What is the process for return or replacement of MIMXRT1015CAF4B?
All MIMXRT1015CAF4B units undergo pre-shipment inspection (PSI). If there is an issue with MIMXRT1015CAF4B, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MIMXRT1015CAF4B part is unused and in its original packaging.
Return procedure for MIMXRT1015CAF4B:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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