EP1S40B956C6

The EP1S40B956C6 is a Stratix® Field Programmable Gate Array (FPGA) IC from Altera, supplied in a 956-BBGA FCBGA package. It delivers a combination of logic capacity, embedded memory, and high I/O count suitable for programmable digital designs requiring substantial on-chip resources.

Key device attributes include 41,250 logic elements, approximately 3.42 Mbits of embedded memory, and 683 user I/O pins, all provided in a surface-mount 956-BGA (40×40) package. The device is specified for commercial operation with a supply voltage range of 1.425 V to 1.575 V and an operating temperature range of 0 °C to 85 °C.

Key Features

• Core & Logic 41,250 logic elements deliver substantial programmable logic capacity for complex digital designs.
• Embedded Memory Approximately 3.42 Mbits of on-chip RAM provide local storage for buffering, state machines, and data paths.
• I/O Density 683 user I/O pins enable extensive external connectivity for peripherals, interfaces, and parallel data paths.
• Power Operates from a defined core supply range of 1.425 V to 1.575 V to match platform power requirements.
• Thermal & Grade Commercial-grade device qualified for 0 °C to 85 °C ambient operation.
• Package & Mounting 956-BBGA (FCBGA) package; supplier device package listed as 956-BGA (40×40). Surface-mount mounting simplifies PCB assembly.
• Regulatory RoHS compliant for lead-free manufacturing flows.

Unique Advantages

• High logic capacity: 41,250 logic elements support integration of substantial digital functionality into a single device, reducing component count.
• Significant on-chip memory: Approximately 3.42 Mbits of embedded RAM reduces reliance on external memory for many applications, improving system latency and board-level complexity.
• Extensive I/O availability: 683 I/O pins provide flexibility to connect multiple interfaces, sensors, and parallel data channels without additional I/O expanders.
• Compact BGA packaging: The 956-BBGA (40×40) footprint offers a high-pin-count solution in a compact form factor suitable for high-density PCBs.
• Commercial temperature qualification: Specified 0 °C to 85 °C operation aligns with standard commercial electronics deployment.
• RoHS compliance: Supports lead-free assembly and environmental compliance requirements for modern manufacturing.

Why Choose EP1S40B956C6?

The EP1S40B956C6 balances substantial programmable logic resources, embedded memory, and a very high I/O count in a single commercial-grade Stratix® FPGA package. Its defined supply voltage range and surface-mount 956-BBGA package make it a practical choice for designs that require dense logic integration and extensive external connectivity while meeting RoHS requirements.

This part is well suited to designers and teams looking to consolidate functionality, reduce board-level complexity, and leverage a high-density FPGA platform for medium- to high-complexity digital systems within commercial temperature ranges.

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