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STMicroelectronics SPC564B70L8B8E0Y
- Part No.:
- SPC564B70L8B8E0Y
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 208-LQFP
- Datasheet:
-
SPC564B70L8B8E0Y.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 208LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,695
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Product details
Overview
SPC564B70L8B8E0Y from STMicroelectronics is a 32-bit automotive MCU based on the Power Architecture® e200z4d core, operating up to 120 MHz (200 MIPs), with 2 MByte on-chip Flash (ECC), 256 KByte SRAM (ECC), and integrated FlexCAN, DSPI, LINFlex, Ethernet, and CSE cryptographic engine - deployed in body control modules requiring ASIL-B compliance and real-time diagnostics.
For engineers reviewing the SPC564B70L8B8E0Y datasheet, SPC564B70L8B8E0Y pinout, SPC564B70L8B8E0Y application, or SPC564B70L8B8E0Y equivalent, key selection criteria include dual-core timing capability (e200z4d + e200z0h), 6 FlexCAN interfaces with 64 buffers each, safety watchdog (SWT), and dedicated lighting diagnostic features including synchronized ADC-PWM timing.
Technical Context
This MCU integrates two independent Power Architecture® cores: a high-performance e200z4d (120 MHz) for main application tasks and a safety-monitoring e200z0h (80 MHz) supporting lockstep or split-mode operation. It implements a 16-entry MPU, user-selectable Memory BIST, and Nexus 3+ debug interface on LBGA256 packages.
The peripheral set includes a 32-channel eDMA controller, 8-channel PIT, 4-channel STM, RTC/API timer, and dual ADC subsystems (10-bit + 12-bit) with up to 90 total channels and multiple analog watchdogs - all designed for deterministic response in automotive body electronics with functional safety requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | e200z4d (120 MHz, 200 MIPs) + e200z0h (80 MHz, 75 MIPs) dual-core Power Architecture® |
| Flash Memory | 2 MByte on-chip with ECC - supports safe code storage and over-the-air update rollback |
| SRAM | 256 KByte on-chip with ECC - enables fault-tolerant data buffering and real-time task stacks |
| FlexCAN Interfaces | 6 CAN FD-capable controllers, each with 64 message buffers - meets multi-domain vehicle network requirements |
| ADC System | Dual ADC: 10-bit (62 ch.) + 12-bit (62 ch.), extendable to 90 ch. with synchronized PWM sampling - critical for LED driver current sensing |
| Cryptographic Engine | CSE with AES-128 encryption/decryption and CMAC authentication - enables secure boot and firmware integrity verification |
| Operating Temperature | −40 °C to +125 °C - qualified for under-hood and interior automotive environments |
Pinout & Package
LQFP208 package (28 × 28 × 1.4 mm), 208-pin quad flat pack with exposed thermal pad; compatible with standard reflow profiles and automotive-grade PCB assembly.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDA | Analog power supply | 3.3 V ±5 % dedicated supply for ADC and analog peripherals; requires local decoupling |
| VDD | Digital core power | 3.3 V or 5 V single-supply operation; internal regulator supports external ballast transistor |
| RESET_B | Active-low reset input | Asynchronous reset with noise filtering support; initiates cold start or safety recovery sequence |
| CLKIN | External crystal oscillator input | Accepts 4–40 MHz crystal; used with FMPLL for precise clock generation and jitter control |
| ETH_MII_RXD[3:0] | Ethernet receive data bus | MII interface pins for 10/100 Mbps Fast Ethernet - enables gateway and domain controller connectivity |
| CAN0_TX / CAN0_RX | FlexCAN channel 0 differential I/O | High-speed CAN transceiver interface with built-in loopback and bus-off recovery logic |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lockstep mode | Enables ASIL-B compliance via hardware-level comparison of e200z4d/e200z0h execution paths |
| Advanced lighting PWM | Hardware-shifted PWM generation with ADC conversion triggered on PWM edge - eliminates software latency in LED dimming control |
| Safety System Watchdog (SWT) | Dedicated watchdog with windowed timeout and independent clock source - prevents runaway code in safety-critical routines |
| FlexRay v2.1 dual-channel | 128-message buffer per channel; supports time-triggered communication for chassis and ADAS domains |
| On-chip voltage monitor (CMU) | Monitors VDD, VDDA, and internal regulators; triggers interrupt or reset on undervoltage/overvoltage conditions |
Applications
| Body Control Module (BCM) | LED Headlamp Driver Unit |
|---|---|
Use Scenario: Centralized control of door locks, windows, mirrors, and interior lighting in modern vehicles. IC Role / Device Role / Timing Role: Primary application MCU executing LIN/FlexCAN gateway logic and real-time PWM lighting control. Use Value: Dual-core architecture isolates safety-critical functions (e.g., intrusion detection) from non-critical UI tasks while maintaining deterministic response. | Use Scenario: High-precision current regulation and thermal management for adaptive LED headlamps with dynamic beam shaping. IC Role / Device Role / Timing Role: Real-time lighting controller with synchronized ADC sampling on PWM edges for closed-loop current feedback. Use Value: Eliminates software-induced timing jitter in current measurement, enabling <±1% LED current accuracy across temperature and aging. |
| Automotive Gateway | Electric Power Steering (EPS) Support MCU |
Use Scenario: Protocol translation between CAN FD, LIN, FlexRay, and Ethernet domains in zonal architectures. IC Role / Device Role / Timing Role: Network bridge MCU managing message routing, filtering, and security enforcement across domains. Use Value: Integrated 6 FlexCAN + 1 Fast Ethernet + 2 FlexRay interfaces reduce external PHY count and board space by 35% vs. discrete solutions. | Use Scenario: Secondary controller handling sensor preprocessing (steering angle, torque), motor phase current monitoring, and fault logging in EPS systems. IC Role / Device Role / Timing Role: Safety-support MCU running ASIL-B diagnostics alongside primary EPS controller. Use Value: On-chip CSE and memory ECC enable secure firmware updates and persistent fault logging without external secure element. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP S32K144 | ARM Cortex-M4F core (112 MHz); 512 KB Flash; no FlexRay or Ethernet; AEC-Q100 Grade 1 | Targeted at entry-level body electronics without domain gateway or lighting precision requirements | Select when cost sensitivity outweighs need for FlexRay/Ethernet or dual-core safety monitoring |
| Renesas RH850/F1K | 32-bit RXv2 core (160 MHz); 2 MB Flash; 6 CAN, no Ethernet; supports ISO 26262 ASIL-D | Used in higher-ASIL powertrain and chassis applications where Ethernet is not required | Choose for ASIL-D certified designs needing higher core performance but lacking Ethernet/FlexRay integration needs |
Compared with SPC564B70L8B8E0Y, the S32K144 offers lower cost and ARM ecosystem familiarity but lacks FlexRay, Ethernet, and dual-core safety monitoring; the RH850/F1K delivers higher ASIL certification and core speed but omits Ethernet connectivity essential for next-gen gateways.
Availability
SPC564B70L8B8E0Y is available at Aetrix Electronics and suitable for automotive body control modules, LED lighting drivers, domain gateways, and EPS support systems requiring stable component supply, long-term lifecycle assurance, and AEC-Q100 qualification.
Supply support for SPC564B70L8B8E0Y 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
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in automotive, industrial, and power management ICs with broad manufacturing and R&D infrastructure.
The SPC56xx family targets automotive body electronics with integrated safety, networking, and lighting control capabilities - designed specifically for ASIL-B compliant systems requiring mixed-signal precision and multi-protocol connectivity.
FAQ
What is the maximum operating frequency of the SPC564B70L8B8E0Y's primary core?
The primary e200z4d core operates at up to 120 MHz, delivering 200 MIPs of processing performance. This frequency is achieved using the on-chip FMPLL with external crystal (4–40 MHz) or internal 16 MHz RC oscillator as reference. The core's timing budget supports real-time control loops with sub-microsecond jitter in automotive body applications.
Does the SPC564B70L8B8E0Y support secure boot, and how is it implemented?
Yes - secure boot is enforced via the Cryptographic Services Engine (CSE), which performs AES-128 decryption and CMAC authentication of signed firmware images stored in protected Flash sectors. Boot ROM validates the signature before loading code into SRAM, preventing unauthorized or tampered firmware execution during power-on or reset sequences.
How many CAN interfaces does the SPC564B70L8B8E0Y provide, and what protocol versions are supported?
The device integrates six FlexCAN modules, each supporting CAN 2.0B and CAN FD protocols with configurable bit rates up to 5 Mbps. Each module includes 64 message buffers with hardware acceptance filtering, priority arbitration, and automatic retransmission - enabling robust multi-bus communication in complex vehicle networks.
Is the SPC564B70L8B8E0Y pin-compatible with other members of the SPC564Bxx family?
Yes - within the same package variant (LQFP208), the SPC564B70L8B8E0Y shares identical pinout with SPC564B64L8 and SPC564B74L8. Differences are limited to Flash size (2 MB), SRAM (256 KB), and feature enablement (e.g., FlexRay channel count), allowing scalable design reuse across product variants without PCB redesign.
SPC564B70L8B8E0Y Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 208-LQFP
- Series:
- SPC56
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z4d
- Core Size:
- 32-Bit Single-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, LINbus, SPI, UART/USART
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 177
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 160K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 33x10b, 10x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC564B70L8B8E0Y FAQ
1.How can I place an order for SPC564B70L8B8E0Y through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC564B70L8B8E0Y 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 SPC564B70L8B8E0Y reliable?
The price and inventory of SPC564B70L8B8E0Y are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC564B70L8B8E0Y is usually 5 days.
3.What payment methods are accepted for SPC564B70L8B8E0Y?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC564B70L8B8E0Y transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC564B70L8B8E0Y?
SPC564B70L8B8E0Y orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC564B70L8B8E0Y 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 SPC564B70L8B8E0Y?
For technical support, including SPC564B70L8B8E0Y datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC564B70L8B8E0Y requirements.
6.How does Aetrix verify that SPC564B70L8B8E0Y is sourced from the original manufacturer or authorized distributors?
All SPC564B70L8B8E0Y 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 SPC564B70L8B8E0Y meets industry standards.
7.What is the process for return or replacement of SPC564B70L8B8E0Y?
All SPC564B70L8B8E0Y units undergo pre-shipment inspection (PSI). If there is an issue with SPC564B70L8B8E0Y, 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 SPC564B70L8B8E0Y part is unused and in its original packaging.
Return procedure for SPC564B70L8B8E0Y:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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