Part A
SPC560D30L1B4E0X
STMikroelektronik
- Lifecycle
- Active
- Stock
- 6976 Stückzahl
- Package
- LQFP-64
- Series
- Eingebettete Mikrocontroller
Replacement verdict
Not a drop-in replacement
The SPC560D30L1B4E0X and SPC56AP54L5CEFAY are not functionally interchangeable. They differ in core architecture, memory density, peripheral set, and package configuration, requiring full hardware and software redesign before substitution can be considered.
Different core architecture
Different memory density
Different peripheral set
Different package configuration
Parts at a glance
Part B
SPC56AP54L5CEFAY
STMikroelektronik
- Lifecycle
- Active
- Stock
- 4093 Stückzahl
- Package
- LQFP-144
- Series
- Eingebettete Mikrocontroller
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | SPC560D30L1B4E0X | SPC56AP54L5CEFAY | Why it matters |
|---|---|---|---|
| Core Processor | e200z0h | e200z4d | The CPU core determines instruction set, performance class, and available DSP/FPU capabilities, directly affecting code compatibility and computational throughput. |
| Core Size | 32-Bit Single-Core | 32-Bit Dual-Core | Single-core versus dual-core architecture impacts parallel processing capability, lockstep safety support, and overall system performance. |
| Maximum Clock Frequency | 64 MHz | 80 MHz | Clock frequency determines execution speed and real-time responsiveness, which is critical for deterministic control applications. |
| Program Memory Size | 256 KB | 1 MB | Flash size limits the amount of application code and calibration data that can be stored on-chip, affecting feature scope and upgradability. |
| RAM Size | 32 KB | 128 KB | On-chip RAM affects runtime data buffering, stack depth, and the ability to run complex algorithms without external memory. |
| Data Bus Width | 32-Bit | 32-Bit | Bus width influences memory bandwidth and how quickly the core can fetch instructions and data. |
| ADC Resolution | 10 Bit | 12 Bit | ADC resolution determines measurement precision for analog sensor inputs, which is essential for accurate control loops. |
| Number of ADC Channels | 16 | 32 | The number of ADC channels limits how many analog sensors can be sampled simultaneously or sequentially. |
| Operating Supply Voltage | 3.3 V / 5 V | 3.3 V / 5 V | Supply voltage compatibility affects power supply design and interfacing with external peripherals. |
| Package / Case | 100-LQFP | 144-LQFP | Package footprint and pin count determine PCB layout compatibility and available I/O, directly impacting drop-in substitutability. |
Need help validating a replacement?
Send your BOM and application constraints for technical and sourcing review.
Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | SPC560D30L1B4E0X | SPC56AP54L5CEFAY |
|---|---|---|
| Supplier | - | STMicroelectronics |
| Series | Automotive, AEC-Q100, SPC56 | SPC56 |
| Part Status | Active | Active |
| Core Processor | e200z0h | e200z0h |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 48MHz | 64MHz |
| Connectivity | CANbus, LINbus, SPI, UART/USART | CANbus, LINbus, SPI, UART/USART |
| Peripherals | DMA, LVD, POR, PWM, WDT | DMA, POR, PWM, WDT |
| Number of I/O | 45 | 80 |
| Program Memory Size | 128KB (128K x 8) | 768KB (768K x 8) |
| Program Memory Type | FLASH | FLASH |
| EEPROM Size | - | 64K x 8 |
| RAM Size | 12K x 8 | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 5.5V | 4.5V ~ 5.5V |
| Data Converters | A/D 16x12b | A/D 26x10b |
| Oscillator Type | Internal | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What are the primary differences between the SPC560D30L1B4E0X and the SPC56AP54L5CEFAY?
The SPC560D30L1B4E0X is a 32-bit Power Architecture microcontroller from the SPC560D family, featuring 256 KB flash, 32 KB RAM, and a 64-pin LQFP package. The SPC56AP54L5CEFAY belongs to the SPC56AP family, offering 1.5 MB flash, 128 KB RAM, and a 144-pin LQFP package. The SPC56AP54L5CEFAY provides significantly higher memory density and more peripheral pins, while the SPC560D30L1B4E0X targets lower-complexity, cost-sensitive applications.
Are the SPC560D30L1B4E0X and SPC56AP54L5CEFAY pin-to-pin compatible?
No. The SPC560D30L1B4E0X uses a 64-pin LQFP package, while the SPC56AP54L5CEFAY uses a 144-pin LQFP package. The different pin counts and pinouts prevent direct PCB footprint compatibility without a redesign.
Can the SPC560D30L1B4E0X be used as a drop-in replacement for the SPC56AP54L5CEFAY?
No. Beyond package and pinout differences, the two devices differ in flash size (256 KB vs 1.5 MB), RAM (32 KB vs 128 KB), and peripheral set. A drop-in replacement is not possible; firmware and hardware must be revalidated against the target device.
Which device offers more embedded flash memory?
The SPC56AP54L5CEFAY offers 1.5 MB of embedded flash, whereas the SPC560D30L1B4E0X provides 256 KB. The SPC56AP54L5CEFAY is therefore better suited for applications requiring larger code storage.
Do both devices share the same Power Architecture core?
Yes. Both the SPC560D30L1B4E0X and the SPC56AP54L5CEFAY are based on the 32-bit Power Architecture e200z0 core, providing instruction set compatibility at the core level. However, peripheral and memory configurations differ significantly.
Which device is more suitable for space-constrained designs?
The SPC560D30L1B4E0X, with its 64-pin LQFP package, is more suitable for space-constrained designs. The SPC56AP54L5CEFAY requires a larger 144-pin LQFP footprint and offers more I/O and peripherals.
Are both devices qualified for automotive applications?
Both the SPC560D30L1B4E0X and the SPC56AP54L5CEFAY are part of STMicroelectronics' SPC5 family, which is designed for automotive and industrial applications. Specific qualification details such as AEC-Q100 grade should be verified in the respective device datasheets, as grades may differ between part numbers.