XA6SLX4-2CSG225I
XA6SLX4-2CSG225I - 3840-Cell Automotive Spartan-6 FPGA
The AMD XA6SLX4-2CSG225I is an automotive Spartan-6 LX XA field-programmable gate array with 3,840 logic cells, 132 user I/O, and a 225-ball CSBGA package. Designed for high-volume automotive applications, this 45 nm CMOS FPGA combines programmable logic, block RAM, and digital signal processing resources in a single integrated circuit. Its 1.2 V core voltage and automotive screening position it for embedded automotive control, vehicle networking, infotainment, sensor acquisition, and safety-oriented electronic systems.
An FPGA is a programmable-logic semiconductor whose internal digital blocks can be configured after manufacture to implement counters, state machines, interfaces, signal processors, and control functions. In the product hierarchy, the XA6SLX4 belongs to the Spartan-6 LX family, which is a cost-optimized FPGA series for embedded and high-volume applications. Its 225-ball surface-mount package supports dense PCB integration while retaining a broad selection of programmable resources for parallel interface, control, and data-processing tasks.
The XA6SLX4-2CSG225I provides 3,840 logic cells, 132 I/O, and 221,184 indicated logic resources in its published ordering description. Its 225-CSBGA package supports compact board layouts, while the 45 nm CMOS process provides the basis for an economical balance of capability, power, and cost. The XA prefix identifies the automotive Spartan-6 LX family, which is screened for automotive applications and includes AEC-Q100-qualified variants in the family.
The -2 speed designation identifies the device performance grade used for timing-oriented design decisions. Engineers should use the complete Spartan-6 LX data sheet, configuration guidance, and package information when setting timing constraints, selecting I/O standards, and defining power budgets. The -2 grade is distinct from faster or slower ordering codes, so replacing it with another grade can affect timing margin even when the package and logic resources are identical.
Typical automotive uses include body and chassis control, engine or transmission supervisory logic, vehicle bus gateways, sensor fusion, camera and radar interfaces, diagnostic systems, and centralized electronic control units. The 132 I/O count is particularly useful for systems that need substantial parallel connectivity alongside configurable logic. Suitable designs also require a compatible configuration solution, power sequencing, clocking, and automotive qualification of the complete electronic assembly.
For layout, follow the manufacturer's ball map and BGA escape-routing guidance for the 225-CSBGA package. Keep power and ground distribution robust across the array, preserve the recommended decoupling structure, and route high-speed interfaces with controlled impedance. Review I/O drive strength, slew rate, and voltage tolerances against the attached automotive signals before finalizing the board design.
This product page combines package, logic-resource, technology, compliance, and ordering-code details with application guidance, comparison criteria, and practical design notes. It also identifies same-footprint alternatives that require careful qualification review, particularly where automotive temperature grading or FPGA speed grade differs from the original device.
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