Part A
ADSP-BF537BBCZ-5A
Analog Equipment GmbH.
- Lifecycle
- Active
- Stock
- 5323 PCS
- Package
- BGA
- Series
- Embarqué - DSP (processeur de signal numérique)
Replacement verdict
Not a drop-in replacement
The ADSP-BF537BBCZ-5A and ADSP-BF561SBB600 are fundamentally different Blackfin processors that cannot serve as drop-in substitutes for one another. They differ in core architecture, on-chip memory configuration, integrated peripheral sets, and package footprint, so a direct board-level swap is not feasible without substantial hardware and software redesign.
Different core architecture
Different on-chip memory
Different peripheral set
Different package footprint
Parts at a glance
Part B
ADSP-BF561SBB600
Analog Equipment GmbH.
- Lifecycle
- Active
- Stock
- 6857 PCS
- Package
- BGA-297
- Series
- Embarqué - DSP (processeur de signal numérique)
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | ADSP-BF537BBCZ-5A | ADSP-BF561SBB600 | Why it matters |
|---|---|---|---|
| Core Clock Speed (MHz) | 500 | 600 | Higher clock speed provides more processing throughput; a 600 MHz core can execute more instructions per second than a 500 MHz core, affecting real-time performance. |
| Number of Blackfin Cores | 1 | 2 | Dual-core architecture allows parallel processing and higher aggregate performance, which is a fundamental architectural difference affecting software partitioning and throughput. |
| Instruction Memory (L1) | Up to 100 KB (configurable L1) | Up to 328 KB (configurable L1) | Larger on-chip L1 memory reduces external memory accesses and latency, improving deterministic real-time execution and reducing BOM cost. |
| Ethernet MAC | Yes (10/100 MAC) | No | Integrated Ethernet MAC enables networked applications without external controllers; its absence on the BF561 requires external networking hardware. |
| Package | 182-ball CSPBGA | 297-ball PBGA | Different package footprints and pin counts affect PCB layout, routing, and mechanical compatibility; they are not drop-in replacements. |
| Operating Temperature Range | -40°C to +85°C (industrial) | -40°C to +85°C (industrial) | Both support industrial temperature ranges, so environmental robustness is comparable for harsh-environment deployments. |
| On-chip SRAM (Total) | 132 KB | 328 KB | More on-chip SRAM supports larger buffers and data sets without external memory, reducing system cost and improving performance. |
| PPI / Video Interface | Yes (PPI) | Yes (dual PPI) | Parallel peripheral interfaces enable high-speed data/video capture; the BF561 offers dual PPIs for more flexible multimedia connectivity. |
| CAN Controller | Yes (CAN 2.0B) | No | Integrated CAN supports automotive and industrial fieldbus networking; its absence on the BF561 requires an external CAN controller. |
| Core Supply Voltage (VDD) | 0.8 V to 1.32 V | 0.8 V to 1.32 V | Identical core voltage ranges mean similar power supply design requirements and comparable dynamic power scaling behavior. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | ADSP-BF537BBCZ-5A | ADSP-BF561SBB600 |
|---|---|---|
| Supplier | - | Rochester Electronics, LLC,Analog Devices Inc. |
| Series | Blackfin® | Blackfin® |
| Part Status | Active | Obsolete |
| Type | Fixed Point | Fixed Point |
| Interface | CAN, SPI, SSP, TWI, UART | SPI, SSP, UART |
| Clock Rate | 500MHz | 600MHz |
| Non - Volatile Memory | External | External |
| On - Chip RAM | 132kB | 328kB |
| Voltage - I / O | 2.50V, 3.30V | 2.50V, 3.30V |
| Voltage - Core | 1.26V | 1.35V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What are the key architectural differences between the ADSP-BF537BBCZ-5A and ADSP-BF561SBB600?
The ADSP-BF537BBCZ-5A is a single-core Blackfin processor with a core clock of 500 MHz, 132 KB on-chip SRAM, and integrated Ethernet MAC, CAN, and USB connectivity. The ADSP-BF561SBB600 is a dual-core Blackfin processor with two 600 MHz cores, 328 KB on-chip SRAM, and no integrated Ethernet MAC or USB controller, making it suited for compute-intensive signal processing rather than connectivity-centric designs.
Are the ADSP-BF537BBCZ-5A and ADSP-BF561SBB600 pin-compatible?
No. The ADSP-BF537BBCZ-5A is supplied in a 208-ball BGA package, while the ADSP-BF561SBB600 is supplied in a 297-ball BGA package. The different ball counts and ball maps mean they are not pin-compatible and cannot be interchanged on the same PCB footprint.
Which part offers higher processing throughput?
The ADSP-BF561SBB600 offers higher aggregate throughput because it integrates two 600 MHz Blackfin cores, whereas the ADSP-BF537BBCZ-5A has a single 500 MHz core. The dual-core architecture of the ADSP-BF561SBB600 is intended for parallel signal-processing workloads, while the ADSP-BF537BBCZ-5A targets single-core control-plus-connectivity applications.
Does the ADSP-BF537BBCZ-5A include an Ethernet MAC?
Yes. The ADSP-BF537BBCZ-5A integrates a 10/100 Ethernet MAC, along with CAN and USB controllers, supporting networked embedded designs. The ADSP-BF561SBB600 does not integrate an Ethernet MAC, so external networking peripherals would be required if connectivity is needed.
How much on-chip SRAM does each processor provide?
The ADSP-BF537BBCZ-5A provides 132 KB of on-chip SRAM. The ADSP-BF561SBB600 provides 328 KB of on-chip SRAM across its dual-core architecture, giving it more internal memory for signal-processing buffers and data storage.
Can the ADSP-BF561SBB600 be used as a drop-in replacement for the ADSP-BF537BBCZ-5A?
No. Beyond the different package and ball count, the two devices differ in core count, clock speed, memory size, and integrated peripherals. A drop-in replacement is not possible; any migration requires a new PCB layout and full validation against the target design requirements.
Which part is better suited for connectivity-focused embedded applications?
The ADSP-BF537BBCZ-5A is better suited for connectivity-focused applications because it integrates Ethernet MAC, CAN, and USB controllers on-chip. The ADSP-BF561SBB600 lacks these integrated connectivity peripherals and is oriented toward dual-core signal-processing workloads.