FS32K148HAT0MLLT - S32K148 Arm Cortex-M4F 80MHz MCU | NXP
MPN: FS32K148HAT0MLLT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $11.42 | $11.42 |
| 10 | $10.55 | $105.50 |
| 100 | $9.42 | $942.00 |
| 500 | $8.5 | $4,250.00 |
| 1,000 | $7.78 | $7,780.00 |
FS32K148HAT0MLLT Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on one die. The S32K1 family specifically targets automotive and high-reliability industrial applications, so each member must combine deterministic real-time response with low-power operating modes and functional-safety features. As part of the S32K1 platform, the FS32K148HAT0MLLT positions itself between the lower-pin S32K11x and the high-pin S32K14x variants for body domain controllers, gateway ECUs, and industrial control units.
Key features of this part include 2 MB (2M x 8) flash with ECC, 4 KB EEPROM emulation area, 32 channels of 12-bit SAR ADC and one 8-bit DAC, an internal oscillator, and an operating voltage range of 2.7 V to 5.5 V. Cryptographic services, secure boot, and HSE firmware are provided by the on-chip CSEc security engine, and the FlexIO peripheral can emulate additional serial interfaces. The LQFP-100 footprint offers generous ground and power pins for clean analog performance in mixed-signal designs.
The Cortex-M4F core includes a single-precision FPU, DSP extensions, and a Memory Protection Unit (MPU). Combined with the tightly-coupled peripheral crossbar, this allows deterministic interrupt latency for time-critical automotive control loops. Peripherals such as FlexCAN, FlexIO, LIN, and Ethernet are wired through NXP's configurable peripheral trigger router for flexible DMA-driven I/O.
Typical applications include automotive body controllers, gateway ECUs, sensor fusion nodes, industrial PLCs, and motor-control driver boards. The 2 MB flash supports large AUTOSAR applications and over-the-air (OTA) staging partitions, while the ASIL-B hardware decomposition makes it a frequent choice for chassis and powertrain subsystems.
When designing with this MCU, allocate generous decoupling on every VDD/VSS pair and follow NXP S32K1 reference manual recommendations for HSE secure boot provisioning. Pin compatibility with S32K146 and S32K144 in LQFP-100 enables smooth migration along the family without PCB rework.
This page synthesizes distributor pricing, pin-compatible S32K family drop-ins, and design notes that go beyond the manufacturer datasheet to support faster sourcing decisions for automotive and industrial programs.
Drop-in alternatives for FS32K148HAT0MLLT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with FS32K148HAT0MLLT (same form factor and footprint) — differing in ADC, Security Engine.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
FS32K148HFT0VLLT
✅ Drop-In📋 Reference alternative (not in catalog)
FS32K148UJT0VLQT
✅ Drop-In📋 Reference alternative (not in catalog)
FS32K146HAT0VLQR
✅ Drop-In📋 Reference alternative (not in catalog)
FS32K144HAT0MLHT
✅ Drop-In📋 Reference alternative (not in catalog)
FS32K142MAT0MLHT
✅ Drop-In📋 Reference alternative (not in catalog)
FS32K148HAT0MLLT Maximum Ratings & Electrical Characteristics
| Series | S32K148 |
| Core | Arm Cortex-M4F |
| Core Count | 1 |
| CPU Bit Width | 32-bit |
| Maximum CPU Frequency | 80 MHz |
| Program Memory Size | 2 MB (2M x 8) |
| Program Memory Type | FLASH |
| RAM Size | 256 KB |
| EEPROM Size | 4 KB |
| ADC | 32 channels x 12-bit SAR |
| DAC | 1 x 8-bit |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Oscillator Type | Internal |
| Connectivity | CAN FD x2, FlexIO, Ethernet, LIN, SPI, I2C, UART |
| Security Engine | CSEc (hardware cryptography, secure boot, HSE) |
| Operating Temperature Range | -40 C to +125 C |
| Package | 100-LQFP (14x14 mm) |
| Mounting Type | Surface Mount |
| AEC-Q100 Qualification | Qualified |
| RoHS Status | Compliant |
FS32K148HAT0MLLT Pin Configuration
| Pin 1 | VDD — Supply voltage (2.7 V to 5.5 V) |
| Pin 2 | PTE0 — GPIO / peripheral pin |
| Pin 3 | PTE1 — GPIO / peripheral pin |
| Pin 4 | PTE2 — GPIO / peripheral pin |
| Pin 5 | PTE3 — GPIO / peripheral pin |
| Pin 6 | PTE4 — GPIO / peripheral pin |
| Pin 7 | PTE5 — GPIO / peripheral pin |
| Pin 8 | PTE6 — GPIO / peripheral pin |
| Pin 9 | PTE7 — GPIO / peripheral pin |
| Pin 10 | VSS — Digital ground |
| Pin 11 | PTD0 — GPIO / peripheral pin |
| Pin 12 | PTD1 — GPIO / peripheral pin |
| Pin 13 | PTD2 — GPIO / peripheral pin |
| Pin 14 | PTD3 — GPIO / peripheral pin |
| Pin 15 | PTD4 — GPIO / peripheral pin |
| Pin 16 | PTD5 — GPIO / peripheral pin |
| Pin 17 | PTD6 — GPIO / peripheral pin |
| Pin 18 | PTD7 — GPIO / peripheral pin |
| Pin 19 | PTD8 — GPIO / peripheral pin |
| Pin 20 | PTD9 — GPIO / peripheral pin |
| Pin 21 | PTD10 — GPIO / peripheral pin |
| Pin 22 | PTD11 — GPIO / peripheral pin |
| Pin 23 | PTD12 — GPIO / peripheral pin |
| Pin 24 | PTD13 — GPIO / peripheral pin |
| Pin 25 | PTD14 — GPIO / peripheral pin |
| Pin 26 | PTD15 — GPIO / peripheral pin |
| Pin 27 | PTC0 — GPIO / peripheral pin |
| Pin 28 | PTC1 — GPIO / peripheral pin |
| Pin 29 | PTC2 — GPIO / peripheral pin |
| Pin 30 | PTC3 — GPIO / peripheral pin |
| Pin 31 | PTC4 — GPIO / peripheral pin |
| Pin 32 | PTC5 — GPIO / peripheral pin |
| Pin 33 | PTC6 — GPIO / peripheral pin |
| Pin 34 | PTC7 — GPIO / peripheral pin |
| Pin 35 | PTC8 — GPIO / peripheral pin |
| Pin 36 | PTC9 — GPIO / peripheral pin |
| Pin 37 | PTC10 — GPIO / peripheral pin |
| Pin 38 | PTC11 — GPIO / peripheral pin |
| Pin 39 | PTC12 — GPIO / peripheral pin |
| Pin 40 | PTC13 — GPIO / peripheral pin |
| Pin 41 | PTC14 — GPIO / peripheral pin |
| Pin 42 | PTC15 — GPIO / peripheral pin |
| Pin 43 | VDD — Supply voltage (2.7 V to 5.5 V) |
| Pin 44 | VSS — Digital ground |
| Pin 45 | PTB0 — GPIO / peripheral pin |
| Pin 46 | PTB1 — GPIO / peripheral pin |
| Pin 47 | PTB2 — GPIO / peripheral pin |
| Pin 48 | PTB3 — GPIO / peripheral pin |
| Pin 49 | PTB4 — GPIO / peripheral pin |
| Pin 50 | PTB5 — GPIO / peripheral pin |
| Pin 51 | PTB6 — GPIO / peripheral pin |
| Pin 52 | PTB7 — GPIO / peripheral pin |
| Pin 53 | PTB8 — GPIO / peripheral pin |
| Pin 54 | PTB9 — GPIO / peripheral pin |
| Pin 55 | PTB10 — GPIO / peripheral pin |
| Pin 56 | PTB11 — GPIO / peripheral pin |
| Pin 57 | PTB12 — GPIO / peripheral pin |
| Pin 58 | PTB13 — GPIO / peripheral pin |
| Pin 59 | PTB14 — GPIO / peripheral pin |
| Pin 60 | PTB15 — GPIO / peripheral pin |
| Pin 61 | PTA0 — GPIO / peripheral pin |
| Pin 62 | PTA1 — GPIO / peripheral pin |
| Pin 63 | PTA2 — GPIO / peripheral pin |
| Pin 64 | PTA3 — GPIO / peripheral pin |
| Pin 65 | PTA4 — GPIO / peripheral pin |
| Pin 66 | PTA5 — GPIO / peripheral pin |
| Pin 67 | PTA6 — GPIO / peripheral pin |
| Pin 68 | PTA7 — GPIO / peripheral pin |
| Pin 69 | PTA8 — GPIO / peripheral pin |
| Pin 70 | PTA9 — GPIO / peripheral pin |
| Pin 71 | PTA10 — GPIO / peripheral pin |
| Pin 72 | PTA11 — GPIO / peripheral pin |
| Pin 73 | PTA12 — GPIO / peripheral pin |
| Pin 74 | PTA13 — GPIO / peripheral pin |
| Pin 75 | PTA14 — GPIO / peripheral pin |
| Pin 76 | PTA15 — GPIO / peripheral pin |
| Pin 77 | RESET_b — Reset input (active low) |
| Pin 78 | VDD — Supply voltage (2.7 V to 5.5 V) |
| Pin 79 | VSS — Digital ground |
| Pin 80 | XTAL32K — 32 kHz crystal connection |
| Pin 81 | EXTAL32K — 32 kHz crystal connection |
| Pin 82 | XTAL — System crystal input |
| Pin 83 | EXTAL — System crystal input |
| Pin 84 | VDDA — Analog supply |
| Pin 85 | VSSA — Analog ground |
| Pin 86 | ADC0 — Analog input channel |
| Pin 87 | ADC1 — Analog input channel |
| Pin 88 | ADC2 — Analog input channel |
| Pin 89 | ADC3 — Analog input channel |
| Pin 90 | ADC4 — Analog input channel |
| Pin 91 | ADC5 — Analog input channel |
| Pin 92 | PTE8 — GPIO / peripheral pin |
| Pin 93 | PTE9 — GPIO / peripheral pin |
| Pin 94 | PTE10 — GPIO / peripheral pin |
| Pin 95 | PTE11 — GPIO / peripheral pin |
| Pin 96 | PTE12 — GPIO / peripheral pin |
| Pin 97 | PTE13 — GPIO / peripheral pin |
| Pin 98 | PTE14 — GPIO / peripheral pin |
| Pin 99 | PTE15 — GPIO / peripheral pin |
| Pin 100 | VDD — Supply voltage (2.7 V to 5.5 V) |
Typical Applications
FS32K148HAT0MLLT is suitable for 8 applications: Automotive Body Domain Controller, Vehicle Gateway ECU, Automotive Sensor Fusion Node, Industrial PLC Controller, BLDC Motor Control Driver, Telematics Control Unit, HVAC Climate Control Module, Battery Management System Slave.
Automotive Body Domain Controller
The FS32K148HAT0MLLT fits automotive body domain controllers because its 2 MB flash and 256 KB RAM support AUTOSAR BSW stacks plus OEM application logic for BCM, lighting, and door modules. Dual CAN FD controllers and CSEc secure boot align with body-network throughput and anti-theft requirements. With AEC-Q100 Grade 1 (-40 C to +125 C) qualification, the part survives underhood thermal stress. Designers place the MCU between the 12 V battery LDO and the body CAN/LIN transceivers, using the Ethernet MAC for service diagnostics.
Recommended
Vehicle Gateway ECU
For vehicle gateways that aggregate CAN FD, LIN, and Ethernet domains, the FS32K148HAT0MLLT provides the routing bandwidth needed between sub-networks. Its 80 MHz Cortex-M4F core with FPU accelerates CAN-to-Ethernet message translation and routing tables in RAM. The 100-LQFP's high pin count exposes multiple FlexCAN and FlexIO peripherals for parallel bus attachment. Functional safety ASIL-B decomposition supports gateway diagnostics required by ISO 26262-5.
Recommended
Automotive Sensor Fusion Node
Sensor fusion nodes for ADAS peripheral (radar, lidar pre-processing) benefit from the FS32K148HAT0MLLT's DSP extensions and FPU, which accelerate filtering of IMU and wheel-speed sensor streams. The 32-channel 12-bit ADC handles multi-sensor acquisition without external converters, while CSEc secures sensor calibration data. AEC-Q100 +125 C operation supports chassis-mounted sensor pods. Pin-compatible scaling lets designers use the same PCB across sensor variants.
Recommended
Industrial PLC Controller
Industrial PLC controllers leverage the FS32K148HAT0MLLT's deterministic Cortex-M4F core, dual CAN FD for industrial CANopen and DeviceNet protocols, and the AES-equipped CSEc engine for tamper detection. The 100-LQFP's 32 ADC channels suit multi-loop analog input modules for process control. Wide 2.7 V to 5.5 V supply tolerates 24 V industrial rails after front-end regulation. AEC-Q100 reliability extends mean time between failures in factory automation.
Recommended
BLDC Motor Control Driver
The FS32K148HAT0MLLT drives BLDC and PMSM motors through its FlexTimer peripherals, six PWMs, and the Cortex-M4F's DSP extensions for field-oriented control math. 32 ADC channels sample three-phase currents and DC-bus voltage with deterministic latency. The 2 MB flash supports complex torque/speed control libraries. Hardware CSEc prevents firmware cloning by aftermarket competitors.
Recommended
Telematics Control Unit
Telematics control units integrate GNSS, cellular, and vehicle-bus connectivity, and the FS32K148HAT0MLLT's Ethernet MAC plus dual CAN FD make it a strong host MCU. The 2 MB flash supports TCP/IP stacks, OTA staging, and CAN-to-cloud protocol conversion. CSEc secures the cellular link keys, while -40 C to +125 C operation handles rooftop thermal exposure. The 100-LQFP exposes USB and UART channels for external modem bring-up.
Recommended
HVAC Climate Control Module
In automotive HVAC modules, the FS32K148HAT0MLLT manages blower, flap motors, and temperature/humidity sensors while running PWM fan control algorithms. The 32-channel ADC reads multiple NTC thermistors and cabin air-quality sensors with 12-bit resolution, and the DAC drives analog actuators. CSEc prevents unauthorized HVAC module replacement. AEC-Q100 +125 C tolerance survives engine-bay-adjacent mounting.
Recommended
Battery Management System Slave
Battery management system slave modules use the FS32K148HAT0MLLT as a cell-monitoring controller with CAN FD uplink to the BMS master. CSEc secures cell-balancing calibration data, and the 32 ADC channels monitor individual cell voltages through external muxes. AEC-Q100 +125 C operation handles pack-near mounting. The 2 MB flash supports state-of-charge algorithms and insulation-fault diagnostics.
Recommended
Recommended Products Summary
Engineering reference data for FS32K148HAT0MLLT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | FS32K148HFT0VLLT | FS32K148UJT0VLQT | FS32K146HAT0VLQR | FS32K144HAT0MLHT | FS32K142MAT0MLHT |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 100-LQFP (14x14 mm) | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same |
| Core | Arm Cortex-M4F | Arm Cortex-M4F | Arm Cortex-M4F | Arm Cortex-M4F | Arm Cortex-M4F | Arm Cortex-M0+ |
| Max Frequency | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Flash Size | 2 MB | 2 MB | 2 MB | 1 MB | 512 KB | 256 KB |
| RAM Size | 256 KB | 256 KB | 256 KB | 128 KB | 64 KB | 32 KB |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Operating Temperature | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C |
| AEC-Q100 Qualification | Yes | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Largest flash tier in the S32K1 family at 100-LQFP (vs FS32K146HAT0VLQR)
- Drop-in upgrade from FS32K144 with twice the RAM (vs FS32K144HAT0MLHT)
- Pin-compatible across S32K1 family for design scaling (vs FS32K142MAT0MLHT)
- Includes CSEc hardware cryptographic engine (vs Generic Cortex-M4 MCU)
Design Notes
Provide one 100 nF decoupling capacitor on each VDD pin pair and a bulk 4.7 uF ceramic close to the analog VDDA pin. The 2.7 V to 5.5 V supply permits direct connection to a 5 V automotive LDO such as NXP's TJA1150 family. Place the bulk capacitor within 5 mm of the IC to suppress load-step ringing during FlexCAN transitions.
Estimated: at 80 MHz with 2.7 V supply and typical 70 mA active current, the FS32K148HAT0MLLT dissipates roughly 190 mW. The 100-LQFP (14x14) package has a theta_JA near 50 C/W on a 4-layer JEDEC board, so the junction rise is approximately 9.5 C above ambient - no heatsink is required even at +125 C ambient. Maintain 1 oz copper pours on the ground plane for best results.
Route the HSE secure-boot JTAG pins (PTA4/PTA5) away from noisy switching traces. Place the 32 kHz crystal within 5 mm of pins 80/81 and guard it with a GND ring. Use 100 ohm differential impedance for FlexCAN and Ethernet pairs per NXP's hardware design guide. Keep analog ADC traces away from PWM traces to minimize cross-coupling into the 32 SAR channels.
Do not program the CSEc secure-boot keys without provisioning the OEM-specific SHE key tree first - locked parts cannot be unlocked in-field. Verify that the 5 V supply never exceeds 5.5 V during cranking transients, or add a TVS clamp. Confirm the FlexCAN termination is 120 ohm at each end of the bus; missing terminations cause bit errors that the S32K CAN FD driver cannot mask.
Maintain a continuous ground plane under the 100-LQFP and stitch vias every 10 mm around the perimeter. Place the 32 kHz crystal traces in a 4-layer board using the inner layers for ground fill, with crystal under control. Route reset (pin 77) with a 10 kohm pull-up and keep its trace short and away from switching nodes.
Compliance Information
AEC-Q100 qualified per NXP S32K product brief. RoHS and REACH compliant. Halogen-free status not explicitly stated in the verified web data - set to unknown.