XC6SLX45-2CSG324I

Spartan-6 LX FPGA, 43.7K LC, 58 DSP, 2Mb BRAM, CSG324

3200

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Manufacturer Part：

XC6SLX45-2CSG324I

Package：

324-Ball CSG_BGA (15 x 15 x 1.0 mm)

Description

Product Overview

The XC6SLX45-2CSG324I is an AMD/Xilinx Spartan-6 LX FPGA with 43,661 logic cells, 58 DSP48A1 slices, 2,088Kbit BRAM, 218 I/O, 1.2V core, 45nm process. Packaged in CSG324 (15x15mm BGA), -40C to +100C.

Key Specifications

Logic Cells	43,661
DSP Slices	58 (DSP48A1)
Block RAM	2,088 Kbit
User I/O	218
Core Voltage	1.2V
Package	CSG324 (15x15mm)

Features

43,661 logic cells, 27,288 6-input LUTs
58 DSP48A1 slices (18×18 multiplier)
2,088Kbit dual-port Block RAM
218 user I/O in CSG324 package
Multiple I/O banks with independent VCCO
DCM and PLL clock management
45nm low-power copper process

Applications

Video and image processing
Motor control and DSP
Software-defined radio
Industrial control

Product Introduction:XC6SLX45-2CSG324I Product Introduction

The XC6SLX45-2CSG324I is an AMD (formerly Xilinx) Spartan-6 LX field-programmable gate array in a 324-ball chip-scale BGA (CSG324) package with 0.8mm ball pitch and 15x15mm body. The 43,661 logic cells provide substantial mid-density logic capacity for cost-sensitive applications, organized as 27,288 6-input LUTs with distributed carry logic and wide multiplexer support. The 58 DSP48A1 slices each contain an 18×18 multiplier, adder, and accumulator for efficient DSP implementation – sufficient for multi-channel FIR filters and FFT engines. The 2,088Kbit of true dual-port Block RAM supports FIFOs, data buffering, and embedded processor memory. The 218 user I/O pins are distributed across multiple banks with independent VCCO, supporting LVCMOS33, LVCMOS25, LVDS, and other I/O standards. The clock management tiles contain DCMs and PLLs for frequency synthesis and jitter filtering. The -2 speed grade provides standard performance, and the I suffix indicates industrial temperature range (-40C to +100C junction). The 1.2V core voltage with 45nm low-power process minimizes static power consumption.

Working Principle:XC6SLX45-2CSG324I Working Principle

The XC6SLX45 uses a column-based FPGA architecture. Configurable Logic Blocks (CLBs) are arranged in a grid, each containing slices with 6-input LUTs, flip-flops, and carry chains. The 6-input LUT can implement any 6-input Boolean function or two 5-input functions with shared inputs. The DSP48A1 slices are organized in columns with dedicated routing for cascading multiplier-accumulator chains for filter implementations. Block RAM columns provide 18Kbit true dual-port memories with byte-wide write enables. The routing fabric uses a hierarchical multi-level interconnect. The configuration is loaded from external Platform Flash or serial PROM via Master/Slave Serial or SelectMAP modes. DCMs provide clock deskew and phase shifting; PLLs provide frequency multiplication/division.

Pin Description:XC6SLX45-2CSG324I Pin Definition and Functions

Pin Group	Count	Description
User I/O	218	Programmable bidirectional I/O
VCCINT	multiple	1.2V core supply
VCCO (banks)	8 banks	I/O bank supplies
GND	multiple	Ground
CMT/CLK	8	Clock management and global clock
JTAG	4	TCK/TDI/TDO/TMS

Application Scenarios:In which products and applications isXC6SLX45-2CSG324I used

Video scaler and frame buffer with 2Mbit BRAM and 58 DSP for pixel processing
Multi-channel motor control with 218 I/O and 58 DSP for field-oriented control
Software-defined radio baseband with DSP48A1 filter chains and LVDS I/O
Industrial Ethernet/Fieldbus gateway with 43.7K logic cells

Alternative Models:What chips are recommended as replacements for XC6SLX45-2CSG324I

Model	Manufacturer	Key Difference
XC6SLX25-2CSG324I	AMD	Lower density, same package
XC6SLX75-2CSG324I	AMD	Higher density, same package
XC7A50T-1CSG325I	AMD	Artix-7, new design recommended
ICE40HX4K-TQ144	Lattice	iCE40, lower cost