Part A
10CL055YF484C8G
Intel
- Lifecycle
- Active
- Stock
- 4745 Stückzahl
- Package
- FBGA-484
- Series
- Embedded feFPGAs (Field Programmable Gate Array)
Replacement verdict
Compatible functional replacement candidate
The 10CL055YF484C8G is a viable functional replacement candidate for the 10CL040YF484I7G in non-temperature-critical applications, sharing identical package, pinout, and logic family characteristics while offering higher logic density. However, the industrial temperature rating of the 10CL040YF484I7G versus the commercial rating of the 10CL055YF484C8G requires careful validation for deployment in extended-temperature environments.
Package Type
High match
Logic Family
High match
Operating Temperature
Validation required
Logic Density
High match
Parts at a glance
Part B
10CL040YF484I7G
Intel
- Lifecycle
- Active
- Stock
- 1300 Stückzahl
- Package
- FBGA-484
- Series
- Embedded feFPGAs (Field Programmable Gate Array)
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | 10CL040YF484I7G | 10CL055YF484C8G | Why it matters |
|---|---|---|---|
| Logic Elements (LEs) | 40,000 | 55,000 | Logic capacity determines how much custom digital logic can be implemented; a higher LE count allows more complex designs but may affect resource utilization and fit. |
| Total RAM Bits | 1,161,216 | 2,396,160 | Embedded memory capacity affects the ability to store data, buffers, and look-up tables on-chip; designs relying on large memory blocks may not fit in the smaller device. |
| Maximum Operating Temperature | 100 °C | 85 °C | The temperature grade determines the environment in which the device can reliably operate; industrial-grade parts support harsher thermal conditions than commercial-grade parts. |
| Speed Grade | 7 | 8 | Speed grade indicates the maximum achievable clock frequency and timing performance; a faster grade can support higher-performance designs but may have different power characteristics. |
| Package / Pin Count | 484-pin FBGA | 484-pin FBGA | Package and pin count must match for physical board compatibility; both devices share the same package footprint, enabling potential drop-in replacement. |
| Supply Voltage | 1.2 V | 1.2 V | Core supply voltage must be compatible with the board power design; identical voltage requirements simplify power supply reuse. |
| Number of I/O Pins | 325 | 325 | Available I/O pins determine how many external signals can be interfaced; matching I/O counts supports similar system connectivity. |
| Embedded Multipliers (18x18) | 126 | 156 | Dedicated multiplier blocks are essential for DSP and arithmetic-intensive applications; a higher count enables more parallel multiplication operations. |
| PLLs | 4 | 4 | Phase-locked loops provide clock synthesis and management; identical PLL counts support similar clocking architectures. |
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 | 10CL055YF484C8G | 10CL040YF484I7G |
|---|---|---|
| Series | Cyclone® 10 LP | Cyclone® 10 LP |
| Part Status | Active | Active |
| Number of LABs/CLBs | 3491 | 2475 |
| Number of Logic Elements/Cells | 55856 | 39600 |
| Total RAM Bits | 2396160 | 1161216 |
| Number of I/O | 321 | 325 |
| Voltage - Supply | 1.2V | 1.2V |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 85°C (TJ) | -40°C ~ 100°C (TJ) |
Frequently asked questions
What are the key differences between the 10CL040YF484I7G and the 10CL055YF484C8G?
The 10CL040YF484I7G is an Intel Cyclone 10 LP FPGA with 40,000 logic elements and a speed grade of 7 (I7), while the 10CL055YF484C8G has 55,000 logic elements and a speed grade of 8 (C8). Both use the same 484-pin FBGA package (YF484), but the 10CL055 offers higher logic density and a faster speed grade, while the 10CL040 has lower density and a slower speed grade.
Are the 10CL040YF484I7G and 10CL055YF484C8G pin-compatible?
Yes, both devices are offered in the same 484-pin FineLine BGA (FBGA) package with the YF484 suffix. However, pin compatibility does not guarantee functional equivalence; designers must verify pinout, I/O bank assignments, and configuration pin behavior against the respective Intel Cyclone 10 LP device pinout files before considering a swap.
What is the difference in logic capacity between these two FPGAs?
The 10CL040YF484I7G provides 40,000 logic elements (LEs), while the 10CL055YF484C8G provides 55,000 LEs. This 15,000 LE difference affects available logic resources, embedded memory, and multiplier blocks, so the 10CL055 can implement larger designs than the 10CL040.
What do the speed grade suffixes I7 and C8 mean for these parts?
In Intel Cyclone 10 LP nomenclature, the speed grade indicates relative performance. The 10CL040YF484I7G uses speed grade 7, and the 10CL055YF484C8G uses speed grade 8. A lower number generally corresponds to a faster speed grade, so the I7 device is faster than the C8 device, assuming identical operating conditions and design implementation.
Do both devices support the same configuration methods?
Both the 10CL040YF484I7G and 10CL055YF484C8G are Intel Cyclone 10 LP FPGAs and support the same configuration schemes defined for that family, including active serial, passive serial, JTAG, and configuration via external controllers. Specific configuration details should be confirmed in the Intel Cyclone 10 LP device handbook.
Can the 10CL040YF484I7G be used as a drop-in replacement for the 10CL055YF484C8G?
No, a drop-in replacement is not valid because the two devices differ in logic density and speed grade. A design targeting the 10CL055YF484C8G may exceed the 40,000 LE capacity of the 10CL040YF484I7G, and timing closure may differ due to the speed grade change. A full design recompilation and timing analysis are required.
What are the operating temperature ranges for these two devices?
The 10CL040YF484I7G is specified for industrial temperature range (I) operation, while the 10CL055YF484C8G is specified for commercial temperature range (C). Exact temperature limits should be verified from the Intel Cyclone 10 LP datasheet, as industrial and commercial grades have different ambient and junction temperature specifications.
Which device is more suitable for a higher-performance application?
The 10CL055YF484C8G is generally more suitable for higher-performance applications because it offers both higher logic density (55,000 LEs) and a faster speed grade (8) compared to the 10CL040YF484I7G (40,000 LEs, speed grade 7). However, the actual performance depends on the specific design, placement, and timing constraints.