SPC5634MF1MLQ80 - 32-Bit 80MHz MCU, 1.5MB Flash | NXP Qorivva
MPN: SPC5634MF1MLQ80 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $36.99 | $36.99 |
| 10 | $33.5 | $335.00 |
| 100 | $30.33 | $3,033.00 |
| 500 | $28.1 | $14,050.00 |
| 1,000 | $26.4 | $26,400.00 |
SPC5634MF1MLQ80 Overview
A 32-bit MCU (microcontroller unit) is a single-chip computing platform that integrates a CPU core, non-volatile program memory (Flash), volatile working memory (SRAM), and a rich set of peripherals including timers, ADCs, communication controllers, and GPIO. In the power-management hierarchy, the SPC5634MF1MLQ80 belongs to the embedded microcontroller category (MCU -> 32-bit MCU -> automotive MCU -> powertrain MCU) and is optimized for real-time deterministic control loops.
Key features include 114 GPIO lines, an internal oscillator, fully static operation from 0 MHz up to 80 MHz (with 2% frequency modulation to 82 MHz), a 150 C junction temperature rating, and extensive automotive peripherals (e.gCAN, FlexCAN, eMIOS, ADC). The 144-LQFP package provides ample I/O access for body-control and gateway applications. AEC-Q100 qualification makes the SPC5634MF1MLQ80 suitable for safety-critical automotive electronics.
The e200z3 core implements the Power Architecture Book E instruction set with a Variable-Length Encoding (VLE) for code-density optimization, enabling the part to execute complex real-time algorithms in engine control units (ECUs). The integrated FlexCAN and eCAN controllers, combined with a multi-channel ADC and eMIOS timer module, support precise closed-loop control of fuel injection, spark timing, and torque management. The device is built on a 0.18 um embedded Flash process for automotive reliability.
Typical applications include entry-level automotive powertrain ECUs (up to 4-cylinder engine management), industrial motor control, transmission controllers, body controllers, and safety islands. Per the NXP datasheet and product brief, the MPC563xM family targets emerging-market powertrains seeking 3-5% fuel-economy improvement and affordable emission control.
When designing with this MCU, ensure that the 5V supply is well-decoupled near the package and that pin 1 is correctly oriented. The internal oscillator reduces BOM cost but an external crystal is recommended for CAN FD timing closure. Code development typically uses NXP's MPC5xxx Eclipse/Green Hills toolchain and the SPC5Studio IDE.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, optimized for engineers selecting replacements or comparing sourcing options across NXP portfolio.
Drop-in alternatives for SPC5634MF1MLQ80 — 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 SPC5634MF1MLQ80 (same form factor and footprint) — differing in Automotive Qualification, Manufacturer, Maximum CPU Frequency, Package, RoHS Status.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
SPC5634MF2MLQ80
✅ Drop-In📋 Reference alternative (not in catalog)
SPC5644BF0MLU8
✅ Drop-In📋 Reference alternative (not in catalog)
SPC56EL60L5CBFSR
✅ Drop-In📋 Reference alternative (not in catalog)
SPC563M64L5COAY
✅ Drop-In📋 Reference alternative (not in catalog)
SPC5744PFK1AKLQ8
✅ Drop-In✓ In Stock
$16.8 / Unit
View Datasheet →SPC5606SF2CLU6
✅ Drop-In✓ In Stock
$8.78 / Unit
View Datasheet →SPC5634MF1MLQ80 Maximum Ratings & Electrical Characteristics
| Core | e200z3 (Power Architecture Book E, VLE) |
| CPU Architecture | 32-bit |
| Maximum CPU Frequency | 80 MHz (with 2% modulation to 82 MHz) |
| Program Memory (Flash) | 1.5 MB (1.5M x 8) |
| RAM Size | 94 KB |
| Number of I/O Pins | 114 |
| Supply Voltage | 5 V |
| Package | 144-LQFP (20x20 mm) |
| Mounting Type | Surface Mount |
| Oscillator Type | Internal |
| Operating Mode | Fully static (0 MHz to 80 MHz) |
| Junction Temperature (max) | 150 C |
| Packaging | Tray |
| Automotive Qualification | AEC-Q100 (per Arrow listing) |
| Product Family | MPC563xM Qorivva |
| Manufacturer | NXP Semiconductors (formerly Freescale Semiconductor) |
SPC5634MF1MLQ80 144-lqfp (20x20 mm) Pin Configuration Guide
Pin configuration for SPC5634MF1MLQ80 (144-lqfp (20x20 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for SPC5634MF1MLQ80.
Refer to the datasheet for full pin configuration.
Typical Applications
SPC5634MF1MLQ80 is suitable for 6 applications: Automotive Powertrain Engine Control Unit, Transmission Control Module, Industrial Motor Control and Inverters, Automotive Body Controller and Gateway, Sensor Interface and ECU Front-End, Industrial PLC and Real-Time Control.
Automotive Powertrain Engine Control Unit
The SPC5634MF1MLQ80's 80 MHz e200z3 core, 1.5 MB Flash, and 94 KB SRAM make it well suited for four-cylinder engine management ECUs. Its eMIOS timer unit, multi-channel ADC, and FlexCAN/eCAN controllers deliver closed-loop fuel injection and spark control, while the AEC-Q100 qualification and 150 C junction rating support under-hood mounting. Performance consideration: the deterministic e200z3 with VLE accelerates the math-heavy fuel-map lookups while staying within the cost window of emerging-market powertrains.
Recommended
Transmission Control Module
For TCUs on automatic transmissions, the SPC5634MF1MLQ80 provides the deterministic real-time response needed for gear-shift algorithms, torque management, and hydraulic solenoid PWM. The 114 GPIO accommodate multiple solenoid drivers and speed sensors, while 94 KB SRAM holds shift maps and adaptives. Performance consideration: the FlexCAN ports allow communication with the engine ECU and the body controller, eliminating the need for an external CAN transceiver in mixed-voltage subsystems (verify against the pin multiplex table).
Recommended
Industrial Motor Control and Inverters
The SPC5634MF1MLQ80's eMIOS timers and ADC pairs fit Field-Oriented Control (FOC) loops on three-phase industrial inverters and AC drives. The 1.5 MB Flash holds motor parameter tables and FOC firmware, and the 80 MHz clock supports 10 kHz current-loop bandwidth typical of servo drives. Performance consideration: a higher-performance e200z335 part is preferable above 100 MHz applications, but for fractional-kW drives this MCU has sufficient headroom.
Recommended
Automotive Body Controller and Gateway
As a body controller or CAN gateway, the SPC5634MF1MLQ80's multiple CAN interfaces translate between vehicle subnets while the 1.5 MB Flash accommodates UDS/KWP2000 diagnostic stacks and CAN-FD firmware. AEC-Q100 compliance and 150 C junction rating allow mounting near the engine bay. Performance consideration: use the second CAN controller for OBD-II on-board diagnostics, enabling legislated emission-system monitoring without an external bridge IC.
Recommended
Sensor Interface and ECU Front-End
The SPC5634MF1MLQ80's 114 GPIO and multi-channel ADC pair make it a sensor hub for safety islands, occupant-detection ECUs, and basic ADAS front-ends. The e200z3 deterministic behavior supports lockstep sensor-fusion routines, while 94 KB SRAM buffers rapid sensor bursts. Performance consideration: at higher functional-safety levels (ASIL-C/D), pair with a watchdog companion IC for ISO 26262 compliance, since the bare part meets AEC-Q100 but not all ASIL-D requirements without external monitoring.
Recommended
Industrial PLC and Real-Time Control
For mid-range industrial PLCs and IEC 61131-3 controllers, the SPC5634MF1MLQ80's deterministic e200z3 core and 80 MHz clock drive ladder-logic and motion-control tasks. The 1.5 MB Flash stores ladder programs and recipe tables, while 94 KB RAM handles real-time process variables. Performance consideration: the part's static operation down to 0 MHz enables low-power sleep mode between scan cycles, an advantage over pure-RISC alternatives that require clock gating libraries.
Recommended
Recommended Products Summary
Engineering reference data for SPC5634MF1MLQ80 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SPC5634MF2MLQ80 | SPC5644BF0MLU8 | SPC56EL60L5CBFSR | SPC563M64L5COAY | SPC5744PFK1AKLQ8 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 144-LQFP (20x20 mm) | 144-LQFP (same) | 144-LQFP (same) | 144-LQFP (same) | 144-LQFP (same) | 144-LQFP (same) |
| Core | e200z3 32-bit 80 MHz | e200z3 32-bit 80 MHz | e200z4 32-bit 80 MHz | e200z3 32-bit 80 MHz | e200z3 32-bit 80 MHz | e200z4 dual 200 MHz |
| Flash Memory | 1.5 MB | 1.5 MB | 1.5 MB | 1 MB | 1.5 MB | 2.5 MB |
| RAM | 94 KB | 94 KB | 128 KB | 80 KB | 94 KB | 256 KB |
| AEC-Q100 Qualified | Yes | Yes | Yes | Yes | Yes | Yes |
| Supply Voltage | 5 V | 5 V | 3.3 V/5 V | 5 V | 5 V | 3.3 V/5 V |
| GPIOs | 114 | 114 | 118 | 108 | 114 | 118 |
Key Differentiators
- Cost-optimized for emerging-market powertrains (vs SPC5645SF1VVU)
- Pin-compatible upgrade path (vs SPC5744PFK1AKLQ8)
- Lower-memory cost-down option (vs SPC5606SF2CLU6)
Design Notes
Estimated: at full CPU load (80 MHz, all peripherals active), the SPC5634MF1MLQ80 in the 144-LQFP package dissipates approximately 0.8-1.2 W of power, depending on switching I/O. Without PCB copper pours, theta_JA in the LQFP-144 sits around 35-45 C/W, which yields a 30-50 C junction rise above ambient. For AEC-Q100 Grade-0 operation at 150 C junction, design for at least 1 square inch of 2-oz copper under the exposed pad area to keep Tj within bounds at 125 C ambient under-hood.
Decouple the VDD/VSS pins with 100 nF ceramic capacitors placed as close as possible to each VDD pin, plus 1 uF bulk capacitors at each VDD cluster. The VDDA/VSSA analog pairs require separate 100 nF ceramic plus 10-22 uF tantalum bulk to keep ADC reference noise below 1 LSB. A common pitfall is reusing digital ground for analog reference VSS - keep ground returns split, joined only at the package thermal pad, to avoid digital switching spurs coupling into ADC readings.
Always configure the JTAG pins (TDI/TDO/TCK/TMS/TDO) with their initial pull-up/pull-down states defined by the NXP SPC5634M System Integration Unit (SIU) before firmware download, or the debugger will fail to connect. Do not exceed the 5 V supply tolerance (typical 4.5 V to 5.5 V); the part has no internal supervisor. For CAN-FD bit rates above 2 Mbit/s, the internal oscillator must be replaced by an external crystal on XTAL/EXTAL - the internal oscillator drift exceeds CAN bit-timing tolerances.
Layout the 144-LQFP with a continuous ground plane on Layer 2, and route JTAG signals to the connector with parallel fly-by to keep impedance tight. Place the 5 V regulator output within 25 mm of the VDD pins, and use a 4-layer stackup (top/Gnd/Vcc/bottom) for the best thermal performance. Keep crystal traces short and symmetric, and guard the analog ADC traces away from high-di/dt signals like solenoid drivers.
Compliance Information
AEC-Q100 qualification per Arrow Electronics product page and NXP datasheet brief. RoHS, REACH, lead-free, and halogen-free status not confirmed in verified web data - consult NXP product compliance documents before industrial use.
