ICE40LP1K-CM81TR

The ICE40LP1K-CM81TR is an industrial-grade member of the iCE40™ LP family of field-programmable gate arrays (FPGAs). It integrates 1,280 logic elements and approximately 65,536 bits of embedded RAM in a compact 81-ball ucBGA package, offering flexible programmable logic and on-chip resources for space-constrained and temperature-demanding designs.

Designed for low-power and high-density embedded applications, this device targets system-level functions such as interface bridging, user-interface control, and edge processing where low standby power, flexible I/O and robust operating temperature range are required.

Key Features

• Core Logic  1,280 logic elements provide LUT-based programmable logic for glue logic, state machines, and small to medium complexity IP integration.
• Embedded Memory  Total on-chip RAM of 65,536 bits (approximately 64 kbits) for data buffering, FIFOs, and small memory structures.
• I/O Flexibility  Up to 63 general-purpose I/Os with programmable sysIO™ buffer support for multiple standards and programmable pull-up modes; supports low-swing differential interfaces noted in the iCE40 family.
• Clocking  Flexible on-chip clocking with multiple global clock resources and up to two analog PLLs as provided in the iCE40 LP family for clock multiplication and deskewing.
• Low Power Operation  Built on an advanced low-power process with family-level standby power as low as 21 μA and options for programmable low-swing I/Os to manage static and dynamic power.
• Configuration Options  SRAM configuration through standard SPI interface and internal Nonvolatile Configuration Memory (NVCM) available in the iCE40 family for versatile boot and reconfiguration schemes.
• LED Drivers  Includes high-current LED driver resources in the iCE40 LP family suitable for driving three separate LEDs or an RGB LED.
• Package & Temperature  81-VFBGA package (supplier device package: 81-UCBGA, 4 × 4 mm) and industrial operating temperature range from -40 °C to 100 °C.
• Supply Voltage  Specified core/IO operating supply range of 1.14 V to 1.26 V.
• Environmental Compliance  RoHS compliant.

Typical Applications

• Industrial IoT and Edge Devices  Industrial operating range (-40 °C to 100 °C) and low-power characteristics make this FPGA suitable for edge processing and protocol bridging in industrial sensor and controller nodes.
• Portable and Battery-Powered Systems  Low standby current and programmable low-swing I/O options support longer battery life in portable instruments and handheld devices.
• User Interfaces and LED Control  On-chip high-current LED drivers and flexible I/O make it ideal for driving multi-LED indicators and RGB interfaces in embedded panels and consumer interfaces.
• Interface Bridging and Glue Logic  Compact logic density and diverse I/O support enable protocol conversion, buffering, and glue logic between microcontrollers, sensors, and peripherals.

Unique Advantages

• Compact, production-ready package: 81-ball ucBGA (4 × 4 mm) minimizes PCB footprint while providing up to 63 I/Os for dense system integration.
• Balanced logic and memory: 1,280 logic elements and ~64 kbits of embedded RAM support a wide range of small-to-medium FPGA tasks without external memory.
• Low-voltage core operation: Narrow supply window (1.14 V to 1.26 V) helps control power distribution and is suitable for tightly constrained power budgets.
• Industrial temperature capability: Rated for -40 °C to 100 °C operation to meet the environmental needs of industrial and ruggedized applications.
• Flexible clocking and I/O: Multiple global clocks, PLL support, and programmable I/O buffers enable reliable timing and interface options for mixed-signal systems.
• Proven family features: Benefits from the iCE40 LP family architecture, including low standby current, programmable configuration modes (SPI and NVCM), and advanced I/O options.

Why Choose ICE40LP1K-CM81TR?

The ICE40LP1K-CM81TR combines a compact 81-ball ucBGA footprint with 1,280 logic elements and on-chip memory to deliver a practical, low-power FPGA for space- and power-constrained embedded designs. With industrial temperature rating, flexible I/O and family-level features such as low standby power, on-chip PLLs and multiple configuration options, this device is well suited for engineers building resilient edge and system-level solutions.

Its combination of integration, low-power operation, and a small package makes the ICE40LP1K-CM81TR a viable choice for designers seeking to reduce BOM complexity while retaining programmable flexibility and reliable operation across a wide temperature range.

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