SPC58NG84E7 - 32-bit Automotive MCU, 4MB Flash | STMicroelectronics
MPN: SPC58NG84E7 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $25.43 | $25.43 |
| 10 | $23.12 | $231.20 |
| 100 | $20.81 | $2,081.00 |
| 500 | $18.5 | $9,250.00 |
| 1,000 | $16.19 | $16,190.00 |
Drop-in alternatives for SPC58NG84E7 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
SPC58NG84E7QXC0Y
β Drop-Inπ Reference alternative (not in catalog)
SPC58EG84E7
β Drop-Inπ Reference alternative (not in catalog)
SPC58NG80E7
β Drop-Inπ Reference alternative (not in catalog)
SPC58EG80E7
β Drop-Inπ Reference alternative (not in catalog)
SPC58NG84E7 Maximum Ratings & Electrical Characteristics
| Core | e200z4 (Power Architecture) |
| Core Count | Tri-Core (3x e200z4) |
| Max Clock Frequency | 180 MHz |
| Flash Memory | 6 MB (6M x 8) |
| RAM Size | 512 KB |
| Package | 176-eLQFP (24x24 mm) |
| Operating Temperature | -40Β°C to +150Β°C |
| Supply Voltage | 3.3V to 5V |
| Communication Interfaces | CAN, LIN, FlexRay, Ethernet |
| ADC | Multiple 12-bit ADCs |
| DMA | Yes |
| Functional Safety | ASIL-D (ISO 26262) |
| Hardware Security Module | Yes (HSM) |
| Memory Protection Unit | Yes (MPU) |
| ECC | Yes (Flash and SRAM) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
SPC58NG84E7 Pin Configuration
| Pin 1 | VDD β Core power supply (1.2V typical) |
| Pin 2 | VSS β Ground |
| Pin 3 | P0_0 β General purpose I/O |
| Pin 4 | P0_1 β General purpose I/O |
| Pin 5 | P0_2 β General purpose I/O |
| Pin 6 | P0_3 β General purpose I/O |
| Pin 7 | P0_4 β General purpose I/O |
| Pin 8 | P0_5 β General purpose I/O |
| Pin 9 | P0_6 β General purpose I/O |
| Pin 10 | P0_7 β General purpose I/O |
| Pin 11 | VDD_HV β I/O power supply (3.3V or 5V) |
| Pin 12 | VSS β Ground |
| Pin 13 | P1_0 β General purpose I/O |
| Pin 14 | P1_1 β General purpose I/O |
| Pin 15 | P1_2 β General purpose I/O |
| Pin 16 | P1_3 β General purpose I/O |
| Pin 17 | P1_4 β General purpose I/O |
| Pin 18 | P1_5 β General purpose I/O |
| Pin 19 | P1_6 β General purpose I/O |
| Pin 20 | P1_7 β General purpose I/O |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
SPC58NG84E7 is suitable for 6 applications: Automotive Body Control Module, Automotive Gateway Module, Battery Management System, Electric Power Steering, Advanced Driver Assistance Systems, Industrial Motor Control.
Automotive Body Control Module
The SPC58NG84E7 is ideal for body control modules (BCM) due to its rich peripheral set, including CAN, LIN, and PWM timers. It can manage lighting, door locks, and window controls, while its safety features ensure reliable operation. The large flash memory supports complex BCM firmware. In a typical BCM, the MCU interfaces with switches and actuators via LIN and CAN buses, using its 12-bit ADCs for analog sensor inputs. The device's low power modes help reduce quiescent current in standby, crucial for battery life. Its ASIL-D capability allows integration of safety functions like central locking with fail-safe behavior. The 180 MHz clock ensures fast response to user inputs, and the 6 MB flash accommodates over-the-air update buffers. Compared to lower-end MCUs, the SPC58NG84E7 provides headroom for future feature additions without hardware redesign.
Recommended
Automotive Gateway Module
The SPC58NG84E7 serves as a central gateway in automotive networks, bridging CAN, LIN, FlexRay, and Ethernet. Its multiple communication interfaces allow seamless data routing between different domains, such as powertrain, chassis, and infotainment. The hardware security module (HSM) enables secure communication and authentication, essential for connected vehicles. In a gateway application, the MCU handles message filtering, protocol conversion, and diagnostics. The 180 MHz processing power ensures low latency in data forwarding, while the 512 KB RAM buffers high-speed Ethernet traffic. The device's support for ASIL-D allows implementation of safety-related gateway functions, such as fail-safe operation in case of network errors. The 176-pin eLQFP package provides enough I/O for multiple transceivers. Compared to using separate MCUs for each network, the SPC58NG84E7 reduces cost and board space.
Recommended
Battery Management System
The SPC58NG84E7 is well-suited for battery management systems (BMS) in electric vehicles, where it monitors cell voltages, temperatures, and currents. Its multiple 12-bit ADCs provide accurate analog measurements, while the CAN interface communicates with the vehicle's main controller. The device's functional safety features, including lockstep cores and ECC, ensure reliable operation in safety-critical BMS applications. In a BMS, the MCU runs algorithms for state-of-charge estimation and cell balancing, requiring significant processing power and memory. The 6 MB flash stores calibration data and firmware updates, while the 512 KB RAM handles real-time data. The wide operating temperature range (-40Β°C to +150Β°C) is essential for battery pack environments. The hardware security module protects against tampering and ensures secure communication with charging infrastructure. Compared to general-purpose MCUs, the SPC58NG84E7 offers the safety and reliability needed for automotive BMS.
Recommended
Electric Power Steering
The SPC58NG84E7 is used in electric power steering (EPS) systems, where it controls the motor based on torque sensor inputs. Its PWM timers and motor control peripherals enable precise motor control, while the 12-bit ADCs read torque and position sensors. The device's ASIL-D safety rating is critical for steering systems, where failures can have severe consequences. In an EPS application, the MCU runs complex control algorithms, such as field-oriented control (FOC), requiring high processing power and low latency. The 180 MHz clock and 512 KB RAM support real-time computation, while the 6 MB flash stores control parameters. The communication interfaces, including CAN and FlexRay, allow integration with other vehicle systems. The hardware security module ensures secure software updates and prevents unauthorized modifications. Compared to less powerful MCUs, the SPC58NG84E7 provides the performance and safety margins needed for EPS.
Recommended
Advanced Driver Assistance Systems
The SPC58NG84E7 is a key component in advanced driver assistance systems (ADAS), such as adaptive cruise control and lane keeping. Its high processing power and safety features enable real-time sensor fusion and decision making. The device's multiple communication interfaces, including Ethernet and CAN, allow integration with cameras, radar, and lidar. In an ADAS application, the MCU processes data from various sensors, runs fusion algorithms, and sends commands to actuators. The 180 MHz clock and 512 KB RAM handle the computational load, while the 6 MB flash stores neural network models or lookup tables. The ASIL-D safety rating ensures that the system can fail safely in case of errors. The hardware security module protects against cyber attacks, which is crucial for connected vehicles. Compared to using multiple MCUs, the SPC58NG84E7 offers a cost-effective solution with integrated safety.
Recommended
Industrial Motor Control
The SPC58NG84E7 is also suitable for industrial motor control applications, such as robotics and factory automation. Its PWM timers and ADC channels enable precise control of AC and DC motors, while its robust communication interfaces (CAN, Ethernet) allow integration with industrial networks. The device's wide temperature range and high reliability make it suitable for harsh industrial environments. In a motor control application, the MCU runs field-oriented control (FOC) algorithms, requiring high computational performance. The 180 MHz clock and 512 KB RAM support real-time control loops, while the 6 MB flash stores firmware and parameters. The safety features, including lockstep cores and ECC, ensure reliable operation in safety-critical industrial systems. The hardware security module can protect intellectual property and prevent unauthorized access. Compared to dedicated motor control MCUs, the SPC58NG84E7 offers more processing power and connectivity options.
Recommended
Recommended Products Summary
Engineering reference data for SPC58NG84E7 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SPC58NG84E7QXC0Y | SPC58EG84E7 | SPC58NG80E7 | SPC58EG80E7 |
|---|---|---|---|---|---|
| Package | 176-eLQFP (24x24) | 176-eLQFP (24x24) - same | 176-eLQFP (24x24) - same | 176-eLQFP (24x24) - same | 176-eLQFP (24x24) - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | e200z4 (Tri-Core) | e200z4 (Tri-Core) | e200z4 (Tri-Core) | e200z4 (Tri-Core) | e200z4 (Tri-Core) |
| Max Clock Frequency | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz |
| Flash Memory | 6 MB | 6 MB | [DATA_NEEDED: Flash size] | [DATA_NEEDED: Flash size] | [DATA_NEEDED: Flash size] |
| RAM Size | 512 KB | 512 KB | [DATA_NEEDED: RAM size] | [DATA_NEEDED: RAM size] | [DATA_NEEDED: RAM size] |
| Operating Temperature | -40Β°C to +150Β°C | -40Β°C to +150Β°C | -40Β°C to +150Β°C | -40Β°C to +150Β°C | -40Β°C to +150Β°C |
| Functional Safety | ASIL-D | ASIL-D | ASIL-D | ASIL-D | ASIL-D |
Key Differentiators
- Tri-core e200z4 architecture (vs SPC58EG84E7)
- 6 MB flash memory (vs SPC58NG80E7)
- ASIL-D functional safety (vs SPC58EG80E7)
Design Notes
The SPC58NG84E7 requires multiple power supplies: VDD for core (1.2V), VDD_HV for I/O (3.3V or 5V), and possibly separate supplies for ADC and PLL. Use low-ESR ceramic capacitors (100nF) close to each power pin, and a bulk capacitor (10uF) for each supply domain. Ensure proper decoupling to prevent noise-induced errors in high-speed communication interfaces like Ethernet and FlexRay.
For the 176-pin eLQFP package, ensure adequate thermal relief and grounding. Use a solid ground plane under the MCU to minimize EMI and provide a return path for high-speed signals. Route differential pairs for Ethernet and FlexRay with controlled impedance (100 ohms differential). Keep traces short and avoid vias in high-speed paths to reduce signal integrity issues.
Do not forget to connect all VDD and VSS pins; floating power pins can cause erratic behavior. Also, ensure the boot configuration pins are set correctly to select the desired boot source (flash, RAM, or serial). The SPC58NG84E7 has a hardware security module that may lock the device if not properly initialized; follow the secure boot procedure in the reference manual.
Compliance Information
Automotive grade, AEC-Q100 qualified. RoHS compliant per ST product page. Halogen-free status not explicitly stated in provided data.
