AMD / Xilinx / TECHNICAL REFERENCE

XC3S250E

Spartan-3E base device for legacy design maintenance. Package, speed and temperature suffixes are required to identify an orderable part.

FPGA.io Part Number FIO-A5C97428DC2FDA6CInternal catalogue reference · manufacturer MPN remains unchanged

Technical reference · Base device — ordering suffix not specified · Checked 2026-09-28

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XC3S250E — technical feature overview — Technical schematicFPGA.io technical schematic for XC3S250E. Values summarize the documented fields below; consult their source conditions. This is an abstract diagram, not a product photograph, package drawing or pinout. Parameter sources below ↓

DOCUMENTED FACTS

Technical parameters

7 source-linked fields

Values apply to the device and conditions identified in each source. Family maxima, package limits and full ordering-code specifications must not be treated as interchangeable.

Parameter	Documented value	Source & conditions
Equivalent logic cells	5508 cells	Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14) ↗Table 1, p. 2, XC3S250E row
Configurable logic blocks	612 CLBs	Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14) ↗Table 1, p. 2, XC3S250E row
Block RAM	216 Kbit (1024 bits)	Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14) ↗Table 1, p. 2, XC3S250E row
Distributed RAM	38 Kbit (1024 bits)	Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14) ↗Table 1, p. 2, XC3S250E row
Digital clock managers	4 DCMs	Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14) ↗Table 1, p. 2, XC3S250E row
Maximum user I/O	172 pins	Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14) ↗Table 1, p. 2, XC3S250E row; device maximum; actual count depends on package
Dedicated 18 x 18 multipliers	12 multipliers	Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14) ↗Table 1, p. 2, XC3S250E row

Official documents

Spartan-3E FPGA Family Data Sheet, v4.2 (2018-12-14)Table 1 and notes, p. 2; package and footprint migration tablesPDF ↗Legacy FPGA and CPLD Product Discontinuation Notice, v1.1 (2024-01-29)Scope, p. 1; Table 3, p. 2; Table 5, pp. 3-5; final-order and final-delivery dates, p. 5PDF ↗

Ordering and board constraints

This reference identifies a base device. Package, speed grade, temperature, qualification and packing suffixes have not been inferred.

Check input-only pins, differential pairs and footprint migration notes for the chosen package.
Keep multiplier pipeline and DCM settings in the migration checklist.
Confirm current availability and lifecycle for the complete code before procurement.
Review pinout, electrical conditions and the exact document revision before PCB release.

Prepare a complete request

Include the full ordering code, quantity, delivery requirement and traceability needs. For an assembled board, include BOM revision, programming and test scope.

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Series & categories

Legacy Spartan selection and lifecycle guide →Spartan-3E →

COMPLETE PART IDENTITIES

Ordering numbers for XC3S250E

1 documented code

These references belong to this device. Evidence labels distinguish reviewed specifications, public listings and manufacturer coding examples. Counts describe this site’s documented coverage, not stock or all configurations offered by the manufacturer.

Full ordering number	Package	Speed / temperature	Evidence	Next step
XC3S250E-4TQG144I	Not verified	Not verifiedNot verified	Distributor-listed identityView source ↗	Device details →Request quotation

1 of 1 codes shown

Not verified means that parameter has not been independently established for this exact code. A code example is not confirmation that a configuration can be ordered today.