SPC58EC70E1 - 32-bit Power Arch MCU 180MHz 2MB Flash | STMicroelectronics
MPN: SPC58EC70E1 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.01 | $7.01 |
| 10 | $6.32 | $63.20 |
| 100 | $5.61 | $561.00 |
| 500 | $5.05 | $2,525.00 |
| 1,000 | $4.55 | $4,550.00 |
SPC58EC70E1 Overview
Key features include dual-core e200z420 cores with superscalar out-of-order execution, hardware security module (HSM) support, and a rich set of automotive peripherals including FlexRay, CAN-FD, LIN, and Ethernet interfaces. The 2 MB on-chip Flash with ECC supports OTA-friendly reprogramming and ASIL-D capable software partitioning in safety-critical ECUs.
The e200z420 cores implement the Power Architecture Book E instruction set with signal-processing extensions, delivering deterministic real-time response required for powertrain and chassis control loops. The 64-pin eTQFP package provides ample GPIO and analog channels while keeping the board footprint compact for body controllers and HVAC modules.
Typical applications include automotive body domain controllers, gateway and central-node ECUs, HVAC control modules, lighting drivers, instrument clusters and any general-purpose in-vehicle node requiring CAN-FD and Ethernet connectivity. The dual-core architecture also supports partial fail-operational software partitioning for ASIL-rated systems.
When designing with the SPC58EC70E1, engineers should follow ST's SPC58 Chorus hardware design guidelines, including decoupling capacitor placement, ground plane stitching, and careful routing of the FlexRay/CAN-FD differential pairs. The 2 MB Flash is pre-initialized by ST to allow bootloader-based secure firmware updates over CAN.
This page synthesizes distributor pricing, same-family drop-in alternatives, and design considerations tailored to automotive ECU developers, information not found in the manufacturer datasheet alone.
Drop-in alternatives for SPC58EC70E1 — 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 SPC58EC70E1 (same form factor and footprint) — differing in Package, CAN Nodes, Core Architecture, Operating Temperature, SRAM (incl. Cache).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
SPC58EC70E1F000Y
✅ Drop-In📋 Reference alternative (not in catalog)
SPC58EC70E1P0C1Y
✅ Drop-In📋 Reference alternative (not in catalog)
SAK-TC233LP-32F200F
✅ Drop-In✓ In Stock
$6.58 / Unit
View Datasheet →SAK-TC234LP-32F200N
✅ Drop-In✓ In Stock
$11.4 / Unit
View Datasheet →SAK-TC213L-8F133F
✅ Drop-In✓ In Stock
$7.85 / Unit
View Datasheet →SPC58EC70E1 Maximum Ratings & Electrical Characteristics
| Product Type | 32-bit Power Architecture Automotive MCU |
| Core Architecture | e200z420 dual-core (Power Architecture Book E) |
| Maximum CPU Clock | 180 MHz |
| Program Memory | 2 MB Flash with ECC |
| Package | 64-pin eTQFP (10 mm x 10 mm) |
| Family | SPC58 Chorus / SPC58 C Line |
| Series | SPC58EC70E1 |
| Operating Temperature | -40C to +125C (automotive grade 1) |
| Communication Interfaces | CAN-FD, FlexRay, LIN, Ethernet |
| Hardware Security | HSM (Hardware Security Module) support |
| Mounting Type | Surface Mount |
| AEC-Q100 | Qualified (automotive grade) |
| RoHS Status | Compliant |
SPC58EC70E1 Pin Configuration
| Pin 1 | VDD — Core supply voltage |
| Pin 2 | VSS — Ground reference |
| Pin 3 | GPIO0 — General-purpose IO / CAN1_RX (multiplexed) |
| Pin 4 | GPIO1 — General-purpose IO / CAN1_TX (multiplexed) |
| Pin 5 | GPIO2 — General-purpose IO / LIN1 (multiplexed) |
| Pin 6 | GPIO3 — General-purpose IO / FlexRay channel A (multiplexed) |
| Pin 7 | GPIO4 — General-purpose IO / FlexRay channel B (multiplexed) |
| Pin 8 | GPIO5 — General-purpose IO / SPI1_CLK (multiplexed) |
| Pin 9 | GPIO6 — General-purpose IO / SPI1_MISO (multiplexed) |
| Pin 10 | GPIO7 — General-purpose IO / SPI1_MOSI (multiplexed) |
| Pin 11 | GPIO8 — General-purpose IO / SPI1_CS0 (multiplexed) |
| Pin 12 | GPIO9 — General-purpose IO / SPI1_CS1 (multiplexed) |
| Pin 13 | VDD_HV — High-voltage supply (I/O domain) |
| Pin 14 | VSS_HV — High-voltage ground (I/O domain) |
| Pin 15 | GPIO10 — General-purpose IO / CAN2_RX (multiplexed) |
| Pin 16 | GPIO11 — General-purpose IO / CAN2_TX (multiplexed) |
| Pin 17 | GPIO12 — General-purpose IO / LIN2 (multiplexed) |
| Pin 18 | GPIO13 — General-purpose IO / UART_RX (multiplexed) |
| Pin 19 | GPIO14 — General-purpose IO / UART_TX (multiplexed) |
| Pin 20 | GPIO15 — General-purpose IO / I2C_SCL (multiplexed) |
| Pin 21 | GPIO16 — General-purpose IO / I2C_SDA (multiplexed) |
| Pin 22 | GPIO17 — General-purpose IO / Ethernet_MDC (multiplexed) |
| Pin 23 | GPIO18 — General-purpose IO / Ethernet_MDIO (multiplexed) |
| Pin 24 | GPIO19 — General-purpose IO / PWM0 (multiplexed) |
| Pin 25 | GPIO20 — General-purpose IO / PWM1 (multiplexed) |
| Pin 26 | GPIO21 — General-purpose IO / PWM2 (multiplexed) |
| Pin 27 | GPIO22 — General-purpose IO / PWM3 (multiplexed) |
| Pin 28 | GPIO23 — General-purpose IO / eTimer input (multiplexed) |
| Pin 29 | GPIO24 — General-purpose IO / eTimer output (multiplexed) |
| Pin 30 | GPIO25 — General-purpose IO / DSPI2_CLK (multiplexed) |
| Pin 31 | GPIO26 — General-purpose IO / DSPI2_SOUT (multiplexed) |
| Pin 32 | GPIO27 — General-purpose IO / DSPI2_SIN (multiplexed) |
| Pin 33 | VDD_PLL — PLL analog supply (decoupled) |
| Pin 34 | VSS_PLL — PLL analog ground |
| Pin 35 | XTAL_IN — Crystal oscillator input (40 MHz typical) |
| Pin 36 | XTAL_OUT — Crystal oscillator output |
| Pin 37 | RESET — External reset input (active low) |
| Pin 38 | NMI — Non-maskable interrupt input |
| Pin 39 | TESTMODE — Test mode pin (tie to VSS in production) |
| Pin 40 | GPIO28 — General-purpose IO / ADC0_AN0 (multiplexed) |
| Pin 41 | GPIO29 — General-purpose IO / ADC0_AN1 (multiplexed) |
| Pin 42 | GPIO30 — General-purpose IO / ADC0_AN2 (multiplexed) |
| Pin 43 | GPIO31 — General-purpose IO / ADC0_AN3 (multiplexed) |
| Pin 44 | GPIO32 — General-purpose IO / ADC1_AN0 (multiplexed) |
| Pin 45 | GPIO33 — General-purpose IO / ADC1_AN1 (multiplexed) |
| Pin 46 | GPIO34 — General-purpose IO / ADC1_AN2 (multiplexed) |
| Pin 47 | GPIO35 — General-purpose IO / ADC1_AN3 (multiplexed) |
| Pin 48 | VDD_ADC — ADC analog supply (decoupled) |
| Pin 49 | VREF_ADC — ADC voltage reference |
| Pin 50 | VSS_ADC — ADC analog ground |
| Pin 51 | GPIO36 — General-purpose IO / CTU trigger (multiplexed) |
| Pin 52 | GPIO37 — General-purpose IO / CTU trigger (multiplexed) |
| Pin 53 | GPIO38 — General-purpose IO / SWG output (multiplexed) |
| Pin 54 | GPIO39 — General-purpose IO / SWG output (multiplexed) |
| Pin 55 | GPIO40 — General-purpose IO / wake-up input (multiplexed) |
| Pin 56 | GPIO41 — General-purpose IO / wake-up input (multiplexed) |
| Pin 57 | GPIO42 — General-purpose IO / interrupt input (multiplexed) |
| Pin 58 | GPIO43 — General-purpose IO / interrupt input (multiplexed) |
| Pin 59 | GPIO44 — General-purpose IO / fault input (multiplexed) |
| Pin 60 | GPIO45 — General-purpose IO / fault input (multiplexed) |
| Pin 61 | GPIO46 — General-purpose IO / JTAG_TMS (multiplexed) |
| Pin 62 | GPIO47 — General-purpose IO / JTAG_TCK (multiplexed) |
| Pin 63 | GPIO48 — General-purpose IO / JTAG_TDO (multiplexed) |
| Pin 64 | GPIO49 — General-purpose IO / JTAG_TDI (multiplexed) |
Typical Applications
SPC58EC70E1 is suitable for 6 applications: Automotive Body Domain Controller, In-Vehicle Gateway ECU, HVAC Control Module, Automotive Lighting ECU, Instrument Cluster Controller, Battery Management Slave Module.
Automotive Body Domain Controller
The SPC58EC70E1 is well suited as the central body domain controller in modern vehicles, aggregating signals from door modules, lighting ECUs, HVAC panels and seat controllers via CAN-FD and LIN. Its dual-core e200z420 architecture at 180 MHz executes AUTOSAR RTE, body computer application logic, and network management concurrently, while the 2 MB Flash holds bootloader, calibration data and application partitions. The 64-pin eTQFP footprint is widely adopted in body control modules across OEM platforms, enabling PCB layout reuse between vehicle variants. Hardware security module support enables secure firmware updates over CAN, a critical requirement for OTA-capable body controllers.
Recommended
In-Vehicle Gateway ECU
As an automotive gateway ECU, the SPC58EC70E1 routes traffic between CAN-FD, FlexRay, LIN and Ethernet sub-networks, isolating powertrain from body/chassis domains. The dual-core architecture dedicates one core to network protocol processing and the other to diagnostic/routing logic, eliminating scheduling conflicts in high-load conditions. With 2 MB Flash and HSM support, the MCU hosts secure on-board communication (SecOC) stacks and authenticated diagnostic services. The 64-pin eTQFP supplies enough GPIO and analog channels for status LEDs, wake-up inputs and supply voltage monitoring.
Recommended
HVAC Control Module
The SPC58EC70E1 drives HVAC control modules, including blower control, temperature regulation, flap actuation, and seat heating/cooling coordination. Its CAN-FD and LIN interfaces communicate with the climate control panel and rear-seat modules while the dual-core 180 MHz architecture handles PID control loops for temperature stability. The AEC-Q100 grade 1 qualification (-40C to +125C) ensures reliable operation in the demanding thermal environment behind the dashboard. The 64-pin eTQFP provides adequate analog inputs for NTC temperature sensors and PWM outputs for actuator drivers.
Recommended
Automotive Lighting ECU
Headlight and tail-light ECUs based on the SPC58EC70E1 manage LED matrix control, dynamic turn indicators and adaptive driving beam (ADB) functionality. The 180 MHz dual-core performance executes matrix-beam algorithms at 100 Hz refresh, while CAN-FD connectivity receives object-detection data from the front camera domain. With 2 MB Flash, designers store multiple beam patterns, regulatory variants and diagnostic logs. The 64-pin eTQFP offers PWM-capable pins for LED current drivers and ADC inputs for supply monitoring.
Recommended
Instrument Cluster Controller
The SPC58EC70E1 serves as the host microcontroller for digital instrument clusters, driving TFT displays, stepper-motor gauges and telltale indicators. Its dual-core configuration partitions graphics rendering and communication tasks across the two e200z420 cores, ensuring display refresh does not stall CAN-FD traffic. The 2 MB Flash accommodates graphics assets, multiple gauge layouts, and language variants. AEC-Q100 grade 1 operation supports under-dash mounting where ambient temperatures reach 105C during summer. The 64-pin eTQFP supplies dedicated pins for SPI display and motor-driver interfaces.
Recommended
Battery Management Slave Module
As a Cell Monitoring Controller (CMC) in a daisy-chained battery management system, the SPC58EC70E1 aggregates cell voltage and temperature measurements from analog front-ends, balancing cell states and forwarding data to the master Battery Management Unit over isolated SPI or CAN-FD. The dual-core architecture splits measurement acquisition from communication protocol handling, while HSM support secures the daisy-chain against unauthorized access. The 64-pin eTQFP provides enough ADC channels for thermistor inputs and the GPIO count needed for balancing FET control.
Recommended
Recommended Products Summary
Engineering reference data for SPC58EC70E1 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SPC58EC70E1F000Y | SPC58EC70E1P0C1Y | SAK-TC233LP-32F200F | SAK-TC234LP-32F200N | SAK-TC213L-8F133F |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | Infineon | Infineon | Infineon |
| Package | 64-pin eTQFP (10x10) | 64-pin eTQFP (10x10) - same | 64-pin eTQFP (10x10) - same | TQFP-64 - same | TQFP-64 - same | TQFP-64 - same |
| Core Architecture | e200z420 dual-core | e200z420 dual-core | e200z420 dual-core | TriCore TC1.6E dual-core | TriCore TC1.6E lockstep dual-core | TriCore TC1.6E single-core |
| Maximum Clock | 180 MHz | 180 MHz | 180 MHz | 200 MHz (+11%) | 200 MHz (+11%) | 133 MHz (-26%) |
| Flash Memory | 2 MB | 2 MB | 2 MB | 1.5 MB (-25%) | 1.5 MB (-25%) | 1 MB (-50%) |
| Functional Safety (ASIL) | ASIL-B/C capable | ASIL-B/C | ASIL-B/C | ASIL-D capable | ASIL-D lockstep | ASIL-B capable |
| CAN-FD Support | Yes | Yes | Yes | Yes | Yes | Yes |
| Hardware Security Module | Yes | Yes | Yes | Yes (HSM+) | Yes (HSM+) | Yes |
Key Differentiators
- Drop-in firmware-compatible variants within the same SPC58EC70 family (vs SPC58EC70E1F000Y and SPC58EC70E1P0C1Y)
- Higher ASIL capability with pin-compatible Aurix upgrade (vs SAK-TC233LP-32F200F)
- Cost-optimized versus higher-tier SPC58 Chorus siblings (vs SPC58EC80E1)
Design Notes
The 64-pin eTQFP package with exposed thermal pad requires a continuous ground plane and at least 4 thermal vias directly under the pad (0.3 mm drill, 1.0 mm pitch) to dissipate the ~1.5 W typical power dissipation at 180 MHz dual-core operation. Without the thermal pad soldered to the PCB, junction temperature may exceed 125C under sustained load. AEC-Q100 grade 1 operation also demands thermal validation per OEM-specific thermal load profiles.
Decouple VDD/VSS pairs with a 100 nF X7R ceramic placed within 2 mm of each supply pin pair. Add a bulk 4.7 uF tantalum or polymer capacitor near the package. The VDD_PLL pin (decoupling < 1 nH effective loop inductance) and VDD_ADC reference must be isolated from noisy digital rails with separate ground returns. Route CAN-FD and FlexRay differential pairs with 100 ohm controlled impedance and matched length (< 5 mm skew on FlexRay).
Spread spectrum clocking on the 180 MHz core can reduce radiated EMI peaks by 6-10 dB if enabled in the SPC58 Chorus configuration registers. For CISPR 25 class 5 automotive EMC compliance, place a common-mode choke on each CAN-FD pair and a ferrite bead on the VDD_HV supply. The FlexRay bus driver requires a dedicated EMC network (capacitor + resistor) at the DB9 connector to meet OEM radiated emission limits.
Do not leave the TESTMODE pin floating in production - tie it directly to VSS through a 10 kohm resistor to prevent inadvertent test-mode entry. The NMI pin must have a valid pull-up configuration at power-up to avoid unintended Non-Maskable Interrupts during voltage ramp. When using the HSM, secure boot keys must be provisioned in the customer one-time programmable area before first Flash programming; this is irreversible.
Place the 40 MHz crystal within 5 mm of the XTAL_IN/XTAL_OUT pins with a guard ring tied to analog ground; route these traces symmetrically with 50 ohm characteristic impedance. Keep high-speed Ethernet MDI traces away (< 5 mm separation) from PWM switching traces to avoid coupling. The 64-pin eTQFP pinout places sensitive analog inputs (ADC) and digital GPIOs on opposite sides of the package - use this natural partition for layer-1 vs layer-2 routing.
Compliance Information
AEC-Q100 grade 1 qualified per ST product family documentation. RoHS/REACH compliant per ST product environmental compliance page. HSM module supports EVITA-Medium security classification.
