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Key Benefits Product Table Documentation

eX FPGAs

eX Family of Antifuse FPGAs

The eX family of FPGAs meets all of your power, speed, package and price requirements. We optimized eX devices for wired and portable e-appliances, allowing you to use a flexible, single-chip FPGA for their traditional low-density ASIC requirements.

Key Benefits

Low power consumption
Ability to be live at power-up
2.5V, 3.3V and 5.0V mixed-voltage operation with 5.0V input tolerance and 5.0V drive strength
Up to 100% resource utilization with 100% pin locking
FuseLock secure programming technology that prevents reverse engineering and design theft
Availability in automotive temperature grades

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Products

Device	eX64	eX128	eX256
Capacity
System Gates	3,000	6,000	12,000
Typical Gates	2,000	4,000	8,000
Register Cells
Dedicated Flip-Flops	64	128	256
Maximum Flip-Flops	128	256	512
Combinatorial Cells	128	256	512
Maximum User I/Os	84	100	132
Global Clocks
Hardwired	1	1	1
Routed	2	2	2
Speed Grades	-F, Std., -P	-F, Std., -P	-F, Std., -P
Temperature Grades¹	C, I, A	C, I, A	C, I, A
Package (By Pin Count)
TQFP	64	64, 100	100

C = Commercial, I = Industrial, A = Automotive

Documentation

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Document Category	Title	Date
Data Sheets	eX Automotive Family FPGAs Datasheet	05 Apr 2003
Product Selector Tools	Antifuse Product Catalog	29 Aug 2013
Data Sheets	eX Datasheet	15 Jan 2003
Data Sheets	PD3068: Package Mechanical Drawings Datasheet	30 Jan 2025
Supporting Collateral	eX, SX-A and RT54SX-S Power Calculator	19 Mar 2003
Supporting Collateral	Jitter and Phase Noise Analysis of Actel's eX Devices	28 May 2003
Supporting Collateral	eX Device FAQ	09 Feb 2003
	Overview of Antifuse Device Security- White Paper	07 Oct 2022
Data Sheets	DC-DC Regulator Guide for Microsemi FPGAs and SOC FPGAs	23 Sep 2022
Application Notes	AC140: Design for Low Power in Actel Antifuse FPGAs App Note	13 Jan 2003
Application Notes	AN 4535 : Programming Antifuse Devices	23 Jun 2005
Application Notes	AC200: Actel eX, SX-A and RTSX-S I/Os App Note	14 Jan 2003
Application Notes	AC308: Antifuse MetaReport AN	06 May 2013
Application Notes	AC379: Advanced Static Timing Analysis Using SmartTime App Note	30 Oct 2011
	AC168 : Implementation of Security in Antifuse FPGAs	07 Oct 2022
Application Notes	AC276: Board Level Considerations for Microsemi FPGAs App Note	15 Jan 2003
Application Notes	AC160: IEEE Standard 1149.1 (JTAG) in the SX/RTSX/SX-A/eX/RT54SX-S Families App Note	14 Jan 2003
Application Notes	AC201: Maximizing Logic Utilization in eX, SX, and SX-A FPGA Devices Using CC Macros App Note	13 Feb 2003	Design Files
Application Notes	Source-Synchronous Clock Designs: Timing Constraints and Analysis App Note	02 Aug 2011	Design Files
Board Design Files	HiRel SX32A/SX72A IBIS Model	06 Mar 2005
Board Design Files	SX-A/eX Automotive IBIS Model	06 Mar 2005
Board Design Files	SX-A/eX Commercial IBIS Model	06 Mar 2005
Board Design Files	SX-A/eX Industrial IBIS Model	06 Mar 2005
Board Design Files	SX-A Military IBIS Model	06 Mar 2005
Board Design Files	eX128-TQ100 BSDL	08 Mar 2005
Board Design Files	eX64-CS128 BSDL	08 Mar 2005
Board Design Files	eX64-TQ100 BSDL	08 Mar 2005
Board Design Files	eX128-CS49 BSDL	08 Mar 2005
Board Design Files	eX128-TQ64 BSDL	08 Mar 2005
Board Design Files	eX64-CS49 BSDL	08 Mar 2005
Board Design Files	eX64-TQ64 BSDL	08 Mar 2005
Board Design Files	eX256-CS128 BSDL	08 Mar 2005
Board Design Files	eX256-CS180 BSDL	08 Mar 2005
Board Design Files	eX256-TQ100 BSDL	28 Nov 2005


Document Category Title Date	Data Sheets eX Automotive Family FPGAs Datasheet 05 Apr 2003
Document Category Title Date	Product Selector Tools Antifuse Product Catalog 29 Aug 2013
Document Category Title Date	Data Sheets eX Datasheet 15 Jan 2003
Document Category Title Date	Data Sheets PD3068: Package Mechanical Drawings Datasheet 30 Jan 2025
Document Category Title Date	Supporting Collateral eX, SX-A and RT54SX-S Power Calculator 19 Mar 2003
Document Category Title Date	Supporting Collateral Jitter and Phase Noise Analysis of Actel's eX Devices 28 May 2003
Document Category Title Date	Supporting Collateral eX Device FAQ 09 Feb 2003
Document Category Title Date	Overview of Antifuse Device Security- White Paper 07 Oct 2022
Document Category Title Date	Data Sheets DC-DC Regulator Guide for Microsemi FPGAs and SOC FPGAs 23 Sep 2022
Document Category Title Date	Application Notes AC140: Design for Low Power in Actel Antifuse FPGAs App Note 13 Jan 2003
Document Category Title Date	Application Notes AN 4535 : Programming Antifuse Devices 23 Jun 2005
Document Category Title Date	Application Notes AC200: Actel eX, SX-A and RTSX-S I/Os App Note 14 Jan 2003
Document Category Title Date	Application Notes AC308: Antifuse MetaReport AN 06 May 2013
Document Category Title Date	Application Notes AC379: Advanced Static Timing Analysis Using SmartTime App Note 30 Oct 2011
Document Category Title Date	AC168 : Implementation of Security in Antifuse FPGAs 07 Oct 2022
Document Category Title Date	Application Notes AC276: Board Level Considerations for Microsemi FPGAs App Note 15 Jan 2003
Document Category Title Date	Application Notes AC160: IEEE Standard 1149.1 (JTAG) in the SX/RTSX/SX-A/eX/RT54SX-S Families App Note 14 Jan 2003
Document Category Title Date	Application Notes AC201: Maximizing Logic Utilization in eX, SX, and SX-A FPGA Devices Using CC Macros App Note 13 Feb 2003 Design Files
Document Category Title Date	Application Notes Source-Synchronous Clock Designs: Timing Constraints and Analysis App Note 02 Aug 2011 Design Files
Document Category Title Date	Board Design Files HiRel SX32A/SX72A IBIS Model 06 Mar 2005
Document Category Title Date	Board Design Files SX-A/eX Automotive IBIS Model 06 Mar 2005
Document Category Title Date	Board Design Files SX-A/eX Commercial IBIS Model 06 Mar 2005
Document Category Title Date	Board Design Files SX-A/eX Industrial IBIS Model 06 Mar 2005
Document Category Title Date	Board Design Files SX-A Military IBIS Model 06 Mar 2005
Document Category Title Date	Board Design Files eX128-TQ100 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX64-CS128 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX64-TQ100 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX128-CS49 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX128-TQ64 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX64-CS49 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX64-TQ64 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX256-CS128 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX256-CS180 BSDL 08 Mar 2005
Document Category Title Date	Board Design Files eX256-TQ100 BSDL 28 Nov 2005

Application Notes
Data Sheets
Power Estimator
User Guides
Product Selector Guide

Application Notes

Title	Date
AC140: Design for Low Power in Actel Antifuse FPGAs App Note	13 Jan 2003
AN 4535 : Programming Antifuse Devices	23 Jun 2005
AC200: Actel eX, SX-A and RTSX-S I/Os App Note	14 Jan 2003
AC308: Antifuse MetaReport AN	06 May 2013
AC379: Advanced Static Timing Analysis Using SmartTime App Note	30 Oct 2011
AC168 : Implementation of Security in Antifuse FPGAs	07 Oct 2022
AC276: Board Level Considerations for Microsemi FPGAs App Note	15 Jan 2003
AC160: IEEE Standard 1149.1 (JTAG) in the SX/RTSX/SX-A/eX/RT54SX-S Families App Note	14 Jan 2003
AC201: Maximizing Logic Utilization in eX, SX, and SX-A FPGA Devices Using CC Macros App Note	13 Feb 2003	Design File
Source-Synchronous Clock Designs: Timing Constraints and Analysis App Note	02 Aug 2011	Design File

Data Sheets

IBIS Models

BSDL Models

Data Sheets

Title	Date
eX Automotive Family FPGAs Datasheet	05 Apr 2003
Antifuse Product Catalog	29 Aug 2013
eX Datasheet	15 Jan 2003
PD3068: Package Mechanical Drawings Datasheet	30 Jan 2025

IBIS Models

Title	Date
HiRel SX32A/SX72A IBIS Model	06 Mar 2005
SX-A/eX Automotive IBIS Model	06 Mar 2005
SX-A/eX Commercial IBIS Model	06 Mar 2005
SX-A/eX Industrial IBIS Model	06 Mar 2005
SX-A Military IBIS Model	06 Mar 2005

BSDL Models

Title	Date
eX128-TQ100 BSDL	08 Mar 2005
eX64-CS128 BSDL	08 Mar 2005
eX64-TQ100 BSDL	08 Mar 2005
eX128-CS49 BSDL	08 Mar 2005
eX128-TQ64 BSDL	08 Mar 2005
eX64-CS49 BSDL	08 Mar 2005
eX64-TQ64 BSDL	08 Mar 2005
eX256-CS128 BSDL	08 Mar 2005
eX256-CS180 BSDL	08 Mar 2005
eX256-TQ100 BSDL	28 Nov 2005

Power Estimator

Title	Date
eX, SX-A and RT54SX-S Power Calculator	19 Mar 2003

User Guides

Title	Date
Jitter and Phase Noise Analysis of Actel's eX Devices	28 May 2003
eX Device FAQ	09 Feb 2003
Overview of Antifuse Device Security- White Paper	07 Oct 2022
DC-DC Regulator Guide for Microsemi FPGAs and SOC FPGAs	23 Sep 2022

The eX family of FPGAs, with its focused combination of features, can meet all of your power, speed, package and price requirements. eX devices are optimized for wired and mobile e-appliances, and enable you to use a flexible single-chip FPGA for your traditional low-density ASIC requirements without the long lead times and costly NRE charges.