XC3S400-4FG320I vs XC3S400-4FG456C vs XC3S400-4FG320C

PartNumber	XC3S400-4FG320I	XC3S400-4FG456C	XC3S400-4FG320C
Description	FPGA - Field Programmable Gate Array 400000 SYSTEM GATE 1.2 VOLT FPGA	FPGA - Field Programmable Gate Array 400000 SYSTEM GATE 1.2 VOLT FPGA	FPGA - Field Programmable Gate Array 400000 SYSTEM GATE 1.2 VOLT FPGA
Manufacturer	Xilinx	Xilinx	Xilinx
Product Category	FPGA - Field Programmable Gate Array	FPGA - Field Programmable Gate Array	FPGA - Field Programmable Gate Array
Product	Spartan-3	Spartan-3	Spartan-3
Number of Logic Elements	8064	8064	8064
Number of I/Os	221 I/O	264 I/O	221 I/O
Operating Supply Voltage	1.2 V	1.2 V	1.2 V
Minimum Operating Temperature	- 40 C	0 C	0 C
Maximum Operating Temperature	+ 100 C	+ 85 C	+ 85 C
Mounting Style	SMD/SMT	SMD/SMT	SMD/SMT
Package / Case	FBGA-320	FBGA-456	FBGA-320
Series	XC3S400	XC3S400	XC3S400
Brand	Xilinx	Xilinx	Xilinx
Number of Gates	400000	400000	400000
Distributed RAM	56 kbit	56 kbit	56 kbit
Embedded Block RAM EBR	288 kbit	288 kbit	288 kbit
Maximum Operating Frequency	280 MHz	280 MHz	280 MHz
Moisture Sensitive	Yes	Yes	Yes
Product Type	FPGA - Field Programmable Gate Array	FPGA - Field Programmable Gate Array	FPGA - Field Programmable Gate Array
Factory Pack Quantity	84	60	84
Subcategory	Programmable Logic ICs	Programmable Logic ICs	Programmable Logic ICs
Tradename	Spartan	Spartan	Spartan