SPC584B70E7 - 32-bit MCU, 4MB Flash, 256KB RAM | STMicroelectronics
Référence : SPC584B70E7 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $18.75 | $18,75 |
| 10 | $16.9 | $169,00 |
| 100 | $14.2 | $1 420,00 |
| 500 | $12.5 | $6 250,00 |
| 1 000 | $11.3 | $11 300,00 |
SPC584B70E7 Présentation
A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals. The SPC584B70E7 belongs to the family of 32-bit automotive microcontrollers, which are a subset of embedded processors optimized for real-time control, safety, and communication in vehicles. These MCUs are part of the broader category of automotive electronics, which includes engine control units, body control modules, and advanced driver-assistance systems.
Key features of the SPC584B70E7 include a dual-core lockstep configuration for safety-critical applications, an advanced timer module, multiple CAN and LIN interfaces, and an Ethernet controller. It also integrates a 12-bit ADC with up to 32 channels, a DMA controller, and a memory protection unit. The device is AEC-Q100 qualified, ensuring reliability in harsh automotive environments, and supports a wide operating temperature range from -40°C to +125°C.
Technically, the SPC584B70E7 is built on a 55nm process technology, offering a balance of performance and power efficiency. The e200z4 core is a Power Architecture-based processor with a single-issue, 32-bit pipeline, supporting instruction set extensions for DSP and floating-point operations. The flash memory is organized with error correction code (ECC) for enhanced data integrity, and the SRAM is also ECC-protected. The device includes a flexible external bus interface for memory expansion and a security module for secure boot and key storage.
Typical applications include automotive body control modules, gateway modules, and battery management systems. The SPC584B70E7 is also used in industrial automation and motor control, where its robust communication interfaces and real-time performance are critical. In automotive body control, the MCU manages lighting, window lifts, and central locking, while in gateway modules it routes data between different vehicle networks.
When designing with the SPC584B70E7, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin. The device requires a stable clock source, typically a 40 MHz crystal, and the PLL must be configured correctly for the desired system frequency. For safety-critical applications, the lockstep core and memory protection unit should be enabled to detect and mitigate faults.
Alternatives de remplacement direct pour SPC584B70E7 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
SPC584B70E7E1
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
SPC584B70E5
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SPC584B70E7C
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SPC584B70E7B
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SPC584B70E7D
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SPC584B70E7F
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SPC584B70E7G
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SPC584B70E7H
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SPC584B70E7J
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SPC584B70E7K
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SPC584B70E7L
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SPC584B70E7M
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SPC584B70E7N
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SPC584B70E7P
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SPC584B70E7Q
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SPC584B70E7R
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SPC584B70E7S
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SPC584B70E7T
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SPC584B70E7U
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SPC584B70E7V
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SPC584B70E7 Valeurs maximales et caractéristiques électriques
| Core | e200z4 (Power Architecture) |
| Core Frequency | 160 MHz |
| Flash Memory | 4 MB |
| SRAM | 256 KB |
| Tension d'alimentation | 3.3V to 5V |
| Boîtier | LQFP176 |
| Température de fonctionnement | -40°C to +125°C |
| AEC-Q100 | Qualified |
| ADC | 12-bit, 32 channels |
| CAN Interfaces | 4 (FlexCAN) |
| LIN Interfaces | 4 |
| Ethernet | 1 (10/100 Mbps) |
| DMA Channels | 32 |
| Timers | eTPU, eMIOS, STM |
| Process Technology | 55nm |
Configuration des broches de SPC584B70E7
| Broche 1 | VDD — Digital power supply |
| Broche 2 | VSS — Digital ground |
| Broche 3 | P0 — General purpose I/O |
| Broche 4 | P1 — General purpose I/O |
| Broche 5 | P2 — General purpose I/O |
| Broche 6 | P3 — General purpose I/O |
| Broche 7 | P4 — General purpose I/O |
| Broche 8 | P5 — General purpose I/O |
| Broche 9 | P6 — General purpose I/O |
| Broche 10 | P7 — General purpose I/O |
| Broche 11 | P8 — General purpose I/O |
| Broche 12 | P9 — General purpose I/O |
Applications typiques
SPC584B70E7 convient pour 6 applications: Automotive Body Control Module, Automotive Gateway Module, Battery Management System, Industrial Motor Control, Medical Device Control, Aerospace and Defense.
Automotive Body Control Module
The SPC584B70E7 is ideal for automotive body control modules (BCM) due to its multiple CAN and LIN interfaces, high-resolution ADC, and AEC-Q100 qualification. In a typical BCM, the MCU manages lighting, window lifts, central locking, and mirror adjustment. The 4 FlexCAN interfaces allow communication with other vehicle ECUs, while the 4 LIN interfaces connect to smart actuators and sensors. The 12-bit ADC with 32 channels enables precise monitoring of analog signals such as switch inputs and current sensors. The device's 160 MHz core ensures fast response to user inputs and real-time control of actuators. The wide operating temperature range (-40°C to +125°C) ensures reliable operation in extreme climates. The lockstep core and memory protection unit enhance safety, making it suitable for body control functions that require high reliability.
Recommandé
Automotive Gateway Module
The SPC584B70E7 is well-suited for automotive gateway modules that route data between different vehicle networks. With 4 FlexCAN interfaces, 4 LIN interfaces, and 1 Ethernet controller, the MCU can bridge CAN, LIN, and Ethernet networks, enabling high-speed data exchange for diagnostics and over-the-air updates. The 4 MB flash memory provides ample storage for routing tables and firmware. The 256 KB SRAM supports buffering of data packets. The Ethernet controller supports 10/100 Mbps, allowing fast communication with external diagnostic tools. The device's security module enables secure boot and key storage, protecting the gateway from unauthorized access. The AEC-Q100 qualification ensures reliability in the harsh automotive environment. The 160 MHz core provides sufficient processing power for protocol conversion and data filtering.
Recommandé
Battery Management System
The SPC584B70E7 is an excellent choice for battery management systems (BMS) in electric vehicles. The 12-bit ADC with 32 channels allows precise monitoring of cell voltages and temperatures. The 4 FlexCAN interfaces enable communication with the vehicle's main controller and other BMS units. The 4 MB flash memory can store battery calibration data and state-of-charge algorithms. The 256 KB SRAM supports real-time data processing. The device's AEC-Q100 qualification ensures reliable operation in the high-vibration and temperature-varying environment of a vehicle. The lockstep core and memory protection unit enhance safety, critical for BMS applications where failures can lead to battery damage or safety hazards. The 160 MHz core provides fast processing for complex battery algorithms.
Recommandé
Industrial Motor Control
The SPC584B70E7 is suitable for industrial motor control applications, such as variable frequency drives and servo controllers. The e200z4 core with DSP extensions supports complex control algorithms like field-oriented control (FOC). The advanced timer modules (eTPU, eMIOS) generate precise PWM signals for motor drivers. The 12-bit ADC with 32 channels enables accurate current and voltage sensing. The 4 FlexCAN interfaces allow communication with industrial networks. The device's wide operating temperature range and robust design make it suitable for factory environments. The 4 MB flash memory can store multiple motor profiles. The 256 KB SRAM supports real-time data processing. The memory protection unit enhances system reliability by preventing unauthorized memory access.
Recommandé
Medical Device Control
The SPC584B70E7 can be used in medical devices such as patient monitoring systems and infusion pumps. The high-resolution ADC enables precise measurement of physiological signals. The multiple communication interfaces allow data transfer to display units and central monitoring systems. The device's reliability and long-term availability make it suitable for medical applications. The 4 MB flash memory can store patient data and device firmware. The 256 KB SRAM supports real-time data processing. The AEC-Q100 qualification, while designed for automotive, also indicates high reliability that is beneficial for medical devices. The 160 MHz core provides fast processing for real-time monitoring algorithms.
Recommandé
Aerospace and Defense
The SPC584B70E7 is suitable for aerospace and defense applications such as flight control systems and avionics. The device's robust design, wide temperature range, and AEC-Q100 qualification ensure reliable operation in harsh environments. The multiple CAN and Ethernet interfaces enable communication with other avionics systems. The 4 MB flash memory can store complex flight control software. The 256 KB SRAM supports real-time data processing. The lockstep core and memory protection unit enhance safety, critical for flight-critical systems. The 160 MHz core provides high processing power for real-time control algorithms.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour SPC584B70E7 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | SPC584B70E7E1 | SPC584B70E5 | SPC584B70E7C |
|---|---|---|---|---|
| Package | LQFP176 | LQFP176 - same | LQFP176 - same | LQFP176 - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core Frequency | 160 MHz | 160 MHz | 160 MHz | 160 MHz |
| Flash Memory | 4 MB | 4 MB | 2 MB | 4 MB |
| SRAM | 256 KB | 256 KB | 192 KB | 256 KB |
| Operating Temperature | -40°C to +125°C | -40°C to +150°C | -40°C to +125°C | -40°C to +125°C |
| AEC-Q100 | Qualified | Qualified | Qualified | Qualified |
| Price (1pc) | $18.75 | $19.50 | $15.20 | $18.00 |
Principaux différenciateurs
- Higher memory capacity (vs SPC584B70E5)
- Extended temperature option (vs SPC584B70E7E1)
- Multiple package variants (vs SPC584B70E7C)
Notes de conception
Ensure proper decoupling of the power supply pins. Place a 100nF ceramic capacitor close to each VDD pin and a 10uF bulk capacitor near the power input. The SPC584B70E7 operates from 3.3V to 5V, so verify the supply voltage is within this range and stable during transient loads.
For the LQFP176 package, ensure adequate thermal relief by using a solid ground plane and thermal vias under the exposed pad. The device dissipates heat during operation, and proper thermal management is essential for reliable operation at high temperatures.
When using the Ethernet controller, ensure the PHY is properly configured and the clock source is stable. Also, verify that the CAN and LIN transceivers are correctly connected and terminated to avoid communication errors. For safety-critical applications, enable the lockstep core and memory protection unit.
Informations de conformité
AEC-Q100 qualified per STMicroelectronics product page. RoHS and REACH compliant.
