iCE40UP5K-SG48 - 5280 LUT UltraPlus FPGA QFN-48 | Lattice
Teilenummer: iCE40UP5K-SG48 ✓ Aktiv| Menge | Stückpreis | Gesamt |
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| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
iCE40UP5K-SG48 Übersicht
A Field Programmable Gate Array (FPGA) is a reconfigurable logic device that implements digital circuits through programmable interconnect and logic blocks. Within the semiconductor hierarchy, FPGAs sit alongside microcontrollers and ASICs as programmable silicon; the iCE40 UltraPlus family occupies the ultra-low-power end of the FPGA spectrum, targeting mobile, IoT, and AI/ML edge applications where milliwatts matter.
Key features include two hard-IP SPI and two hard-IP I2C controllers that offload protocol handling from soft logic, two internal oscillators (10 kHz and 48 MHz) that eliminate external clock sources in cost-sensitive designs, three 24 mA constant-current RGB outputs with hard RGB PWM IP for direct LED drive, and dedicated DSP blocks with 16x16 multiply and 32-bit accumulate for lightweight neural network inference.
Architecturally, the iCE40UP5K combines a 4-input LUT plus carry chain plus flip-flop fabric with 120 Kbit of distributed sysMEM block RAM and 1 Mbit SPRAM, a phase-locked loop (PLL) for clock synthesis, and low-power 1.2V core operation consistent with the family's positioning as the lowest-power machine learning solution in its class.
Typical applications include sensor aggregation and pre-processing for mobile platforms, always-on AI/ML inference at the edge, and system management or bridge logic where two SPI and two I2C hard IPs reduce firmware complexity. The SG48 QFN footprint also suits compact boards such as the iCEBreaker open-source FPGA platform.
Design consideration: use the SG48 package with QSPI flash configuration and account for the exposed thermal pad in PCB layout for reliable ground return.
This page synthesizes distributor listings, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in-Alternativen für iCE40UP5K-SG48 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
ICE40UP5K-SG48I
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
ICE40UP3K-SG48I
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
ICE40LP4K-SG48
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
ICE40HX4K-SG48
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
iCE40UP5K-SG48 Grenzwerte & elektrische Eigenschaften
| Number of LUTs | 5280 |
| Logic Cells | 5280 (4-LUT + Carry + FF) |
| Embedded Block RAM (EBR) | 128 Kbit dual-port |
| Single-Port RAM (SPRAM) | 1 Mbit (128 KB) |
| DSP Blocks | 8 (16x16 multiply + 32-bit accumulate) |
| Hard IP Blocks | 2x SPI, 2x I2C |
| Internal Oscillators | 10 kHz and 48 MHz |
| PLL | 1 |
| Hard RGB PWM IP | 3 channels, 24 mA constant-current drive |
| Core Supply Voltage | 1.2 V |
| Gehäuse | 48-VFQFN Exposed Pad (SG48) |
| Montageart | Surface Mount |
| Configuration | QSPI flash |
| Family | iCE40 UltraPlus |
iCE40UP5K-SG48 48-vfqfn exposed pad (sg48) Pinbelegungsleitfaden
Pinbelegung für iCE40UP5K-SG48 (48-vfqfn exposed pad (sg48)-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für iCE40UP5K-SG48.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
iCE40UP5K-SG48 ist geeignet für 6 Anwendungs: Edge AI/ML Inference, Mobile Sensor Hub, System Management and Bridge Logic, Open-Source FPGA Development and Education, RGB Status Lighting and Human-Machine Interface, Industrial Sensor Acquisition and Pre-processing.
Edge AI/ML Inference
The iCE40UP5K-SG48 fits always-on machine learning inference because its 8 hard DSP blocks (16x16 multiply, 32-bit accumulate) execute neural network math without consuming general fabric, while 1 Mbit of SPRAM stores compact network weights on-chip. Lattice positions UltraPlus as the lowest-power ML FPGA family, and the two internal oscillators allow wake-word or sensor-anomaly engines to run from sleep with no external clock. Used as an always-on pre-processor between sensors and a host application processor, it filters and classifies data so the host CPU stays asleep, cutting system power. The trade-off is model size: only small, quantized networks fit in 5280 LUTs plus on-chip memory, so it targets keyword spotting and gesture detection rather than vision.
Empfohlen
Mobile Sensor Hub
The iCE40UP5K-SG48 suits mobile sensor-hub duty because it bridges I2C and SPI sensors to an application processor using its two hard-IP SPI and two hard-IP I2C controllers, off-loading protocol timing from soft logic and from the host CPU. The integrated DSP blocks pre-process voice and motion data, exactly the use case described in the UltraPlus datasheet for off-loading the application processor. At a 1.2 V core and microwatt-class standby using the 10 kHz internal oscillator, the device maintains always-on sensing within a mobile power budget. The 48-VFQFN SG48 package is compact enough for thin consumer hardware. Designers should note the FPGA adds cost versus a pure MCU hub, justified only when custom sensor pipelines or protocol flexibility are required.
Empfohlen
System Management and Bridge Logic
The iCE40UP5K-SG48 excels as glueless bridge logic because hard SPI and I2C IPs handle standard buses while 5280 LUTs implement custom protocol translation, voltage-domain sequencing, or board-control state machines that fixed-function ASICs cannot cover. The dual internal oscillators let management logic run before board clocks are stable, supporting power-rail sequencing and hot-swap supervision. The 48 MHz oscillator plus PLL can generate derived clocks for status interfaces. The 1 Mbit SPRAM buffers log data or firmware staging. Compared with a CPLD, the FPGA offers far more memory and DSP flexibility at similar standby power; compared with an MCU, it offers true parallelism and deterministic timing. The SG48 QFN footprint reflows onto standard 0.5 mm-pitch land patterns.
Empfohlen
Open-Source FPGA Development and Education
The iCE40UP5K-SG48 is the device of choice for open-source hardware because it is fully supported by the Yosys/nextpnr-icestorm toolchain - nextpnr-ice40 --up5k --package sg48 routes successfully per community documentation. Boards such as iCEBreaker pair it with QSPI flash, USB-UART, and user I/O, and Zephyr's ICE-V Wireless board combines it with an ESP32-C3 over SPI. For education, the 5280 LUTs are large enough for soft CPUs (RISC-V, picorv32), VGA graphics, and audio DSP, yet small enough that students understand every resource. The 1 Mbit SPRAM enables frame buffers that smaller iCE40 parts cannot hold. The main caveat is that commercial products built on the open flow should still validate timing against Lattice's vendor tools.
Empfohlen
RGB Status Lighting and Human-Machine Interface
The iCE40UP5K-SG48 directly drives indicator LEDs using its hard RGB PWM IP and three 24 mA constant-current outputs; the iCE40 UltraPlus datasheet states this provides all logic necessary to drive a service LED without an external MOSFET or buffer. This removes driver transistors and their base/gate resistors from the BOM while giving the HMI designer full color-wavelength, breathing, and animation patterns in fabric - far more flexible than a fixed PWM LED controller. Because the PWM engine is hard IP, it keeps running from low-power states and produces glitch-free color under all firmware conditions. Applications include laptop charging indicators, appliance status rings, and IoT gateway health LEDs. The 24 mA per-channel limit means high-brightness illumination arrays still require external drivers.
Empfohlen
Industrial Sensor Acquisition and Pre-processing
In industrial data acquisition, the iCE40UP5K-SG48 acts as a deterministic front-end that timestamps, filters, and packets sensor streams via its hard SPI/I2C IPs, then hands data to an Ethernet or wireless module. The 8 DSP blocks implement FIR/IIR filtering and FFT pre-conditioning at fixed latency, which soft-MCU solutions struggle to guarantee. The commercial SG48 version fits indoor control cabinets; for extended-temperature outdoor installations, specify the industrial ICE40UP5K-SG48I in the identical footprint, enabling one PCB design across both grades. The 10 kHz oscillator supports watchdog and wake-up functions during standby. Designers should budget configuration flash and consider bitstream integrity checking for factory environments, plus verify I/O protection against industrial transient requirements.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für iCE40UP5K-SG48 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | ICE40UP5K-SG48I | ICE40UP3K-SG48I | ICE40LP4K-SG48 | ICE40HX4K-SG48 |
|---|---|---|---|---|---|
| Package | 48-VFQFN Exposed Pad (SG48) | 48-VFQFN Exposed Pad (SG48) - same | 48-VFQFN Exposed Pad (SG48) - same | 48-VFQFN Exposed Pad (SG48) - same | 48-VFQFN Exposed Pad (SG48) - same |
| Brand | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor |
| Logic (LUTs) | 5280 | 5280 | Reduced (fewer than 5280) | ~4000-class | ~4000-class |
| DSP Blocks | 8 (16x16 MAC, 32-bit accumulate) | 8 | Present (UltraPlus family) | None | None |
Wichtigste Unterscheidungsmerkmale
- Highest integration in the SG48 footprint (vs. ICE40UP3K-SG48I)
- UltraPlus hard IP vs LP family (vs. ICE40LP4K-SG48)
- Industrial temperature option on identical footprint (vs. ICE40UP5K-SG48I)
- Open-source toolchain support (vs. ICE40HX4K-SG48)
Designhinweise
The SG48 is a 48-VFQFN exposed-pad package: solder the exposed pad to a solid ground pour with an array of thermal vias. The exposed pad is a primary ground return for the 1.2 V core, so a floating pad causes intermittent configuration failures that are hard to diagnose. Follow the QSPI flash placement guidance from the iCEBreaker reference design: keep the config flash within a few millimeters of the FPGA's SPI pins and route CLK as short as practical to preserve setup margins during configuration at default CCLK rates.
The device uses a 1.2 V core with separate I/O rails; supply the rails in the order specified by the UltraPlus datasheet power-supply section and sequence them with the FPGA held in reset until all rails are stable. Because the two internal oscillators (10 kHz and 48 MHz) run from the core supply, core-rail ripple directly perturbs clocked logic - use a clean LDO or filtered DC-DC for the 1.2 V rail in analog-adjacent designs. Estimated: at typical UltraPlus active currents (tens of mA class), dissipation in the QFN-48 is low, and natural convection with the exposed pad suffices; verify with your own utilization-dependent ICC estimates from the datasheet power estimator.
Three recurring pitfalls: (1) treating this part as toolchain-equivalent to other iCE40 members - the UP5K requires the --up5k flag in nextpnr-ice40; building with generic --lp384/--hx1k options fails or mis-maps resources. (2) Assuming LP/HX bitstreams or hard-IP models apply - UltraPlus SPRAM, DSP blocks, and RGB PWM IP exist only in the UP family. (3) Substituting the commercial SG48 for the industrial SG48I in enclosures above commercial temperature limits - the dies are identical but test grades differ; qualify the I suffix for any outdoor or automotive-adjacent environment.
Compliance-Informationen
Compliance status not stated in the provided web data; verify against the official Lattice product page and material declarations.
