ICE40LP4K-CM121TR1K

The ICE40LP4K-CM121TR1K is an iCE40™ LP series field programmable gate array (FPGA) in a compact 121‑VFBGA package. It delivers 3,520 logic elements, approximately 81.9 kbits of embedded RAM, and up to 93 I/Os in a low-power 40 nm FPGA architecture intended for cost-sensitive consumer and system applications.

Designed for low-power designs and industrial temperature ranges, this device targets compact control, sensor interface, and user-interface tasks where integration, low standby current, and flexible I/O are important.

Key Features

• Core Logic — 3,520 logic elements for implementing combinational and sequential logic in compact designs.
• Embedded Memory — Approximately 81.9 kbits of on-chip RAM for buffers, state storage, and small data tables.
• I/O Capacity & Flexibility — 93 programmable I/O pins supporting a range of interface needs in small form-factor applications.
• Low-Power Architecture — Built on an advanced 40 nm low-power process with ultra-low standby currents suitable for battery-powered and energy-conscious systems.
• Clocking — Family-level support for multiple global clock resources and up to two analog PLLs for flexible on-chip clock management.
• High-Current LED Drivers — Family includes three high-current LED drivers usable for driving three independent LEDs or one RGB LED in select packages.
• Configuration Options — Supports configuration from internal nonvolatile configuration memory or standard SPI interface (family-level capability).
• Package & Mounting — 121‑VFBGA (supplier device package: 121‑UCBGA, 5 × 5 mm) surface-mount package for space-constrained PCBs.
• Supply & Temperature — Operates from 1.14 V to 1.26 V and specified for –40 °C to 100 °C operation (industrial grade).
• Standards & Compliance — RoHS compliant.

Typical Applications

• Portable Consumer Devices — Implements control logic, protocol bridging, and low-power standby modes in small footprint products.
• User Interfaces — Drives button handling, RGB LED indicators, and simple display control with flexible I/O and LED driver support.
• Sensor and IoT Gateways — Handles sensor interfacing, preprocessing, and I/O aggregation where compact size and low power are required.
• Embedded System Glue Logic — Replaces fixed-function ASICs or discrete components for protocol conversion and peripheral control in system-level designs.

Unique Advantages

• Balanced Logic Density: 3,520 logic elements provide a practical balance between capacity and cost for many embedded logic tasks.
• On-Chip Memory: Approximately 81.9 kbits of embedded RAM reduces external memory needs for small buffers and state machines.
• Compact, PCB-Friendly Package: The 121‑VFBGA (121‑UCBGA, 5 × 5 mm) package enables high I/O count in a small board area.
• Industrial Temperature Range: Specified operation from –40 °C to 100 °C supports deployment in temperature-demanding environments.
• Low-Voltage Operation: Narrow VDD range (1.14–1.26 V) suitable for low-power system rails and precise power budgeting.
• Design Ecosystem: Part of the iCE40 LP family with documented on-chip clocking, configuration modes, and low-power features for predictable integration.

Why Choose ICE40LP4K-CM121TR1K?

The ICE40LP4K-CM121TR1K positions itself as a compact, low-power FPGA option for designers needing moderate logic density, embedded memory, and flexible I/O in a small BGA footprint. Its industrial temperature rating, narrow supply voltage window, and RoHS compliance make it suitable for ruggedized consumer and system applications that demand reliable operation across a wide temperature range.

For teams building sensor hubs, interface bridges, LED and user-interface controllers, or other embedded control logic, this device offers a balanced set of capabilities that reduce external components while fitting tight board-area and power budgets. As a member of the iCE40 LP family, it aligns with the documented family-level features for configuration, clocking, and low-power operation to simplify design integration.

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