SX-A Family FPGAs
Leading-Edge Performance
• 250 MHz System Performance
350 MHz Internal Performance
Specifications
12,000 to 108,000 Available System Gates
Up to 360 User-Programmable I/O Pins
Up to 2,012 Dedicated Flip-Flops
0.22 µ / 0.25 µ CMOS Process Technology
Features
Hot-Swap Compliant I/Os
Power-Up/Down Friendly (No Sequencing Required
for Supply Voltages)
66 MHz PCI Compliant
Nonvolatile, Single-Chip Solution
Configurable I/O Support for 3.3 V / 5 V PCI, 5 V
TTL, 3.3 V LVTTL, 2.5 V LVCMOS2
2.5 V, 3.3 V, and 5 V Mixed-Voltage Operation with
5 V Input Tolerance and 5 V Drive Strength
Devices Support Multiple Temperature Grades
Configurable Weak-Resistor Pull-Up or Pull-Down
for I/O at Power-Up
Individual Output Slew Rate Control
Up to 100% Resource Utilization and 100% Pin
Locking
Deterministic, User-Controllable Timing
Unique In-System Diagnostic and Verification
Capability with Silicon Explorer II
Boundary-Scan Testing in Compliance with IEEE
Standard 1149.1 (JTAG)
Actel Secure Programming Technology with
FuseLock™ Prevents Reverse Engineering and
Design Theft
™
Table 1 • SX-A Product Profile
Device A54SX08A A54SX16A A54SX32A A54SX72A
Capacity
Typical Gates
System Gates
8,000
12,000
16,000
24,000
32,000
48,000
72,000
108,000
Logic Modules
Combinatorial Cells
Dedicated Flip-Flops
Maximum Flip-Flops
768
512
256
512*
1,452
924
528
990
2,880
1,800
1,080
1,980
6,036
4,024
2,012
4,024
Maximum User I/Os 130 180 249 360
Global Clocks 3 3 3 3
Quadrant Clocks 0 0 0 4
Boundary Scan Testing Yes Yes Yes Yes
3.3 V / 5 V PCI Yes Yes Yes Yes
Input Set-Up (External) 0 ns 0 ns 0 ns 0 ns
Speed Grades –F, Std, –1, –2 –F, Std, –1, –2, –3 –F, Std, –1, –2, –3 –F, Std, –1, –2, –3
Temperature Grades C, I, A, M C, I, A, M C, I, A, M C, I, A, M
Package (by pin count)
PQFP
TQFP
PBGA
FBGA
CQFP
208
100, 144
–
144
–
208
100, 144
–
144, 256
–
208
100, 144, 176
329
144, 256, 484
208, 256
208
–
–
256, 484
208, 256
Note: *A maximum of 512 registers is possible if all 512 C cells are used to build an additional 256 registers
v5.1
February 2005 i
© 2005 Actel Corporation See the Actel website for the latest version of the datasheet.