XC3S250E-4FT256C Xilinx Inc, XC3S250E-4FT256C Datasheet - Page 105

• Manufacturer Part Number: XC3S250E-4FT256C
• Description: FPGA Spartan®-3E Family 250K Gates 5508 Cells 572MHz 90nm (CMOS) Technology 1.2V 256-Pin FTBGA
• Manufacturer: Xilinx Inc

Specifications of XC3S250E-4FT256C

• Package: 256FTBGA
• Family Name: Spartan®-3E
• Device Logic Cells: 5508
• Device Logic Units: 612
• Device System Gates: 250000
• Number Of Registers: 4896
• Maximum Internal Frequency: 572 MHz
• Typical Operating Supply Voltage: 1.2 V
• Maximum Number Of User I/os: 172
• Ram Bits: 221184

DS312-2 (v3.8) August 26, 2009
Product Specification
R
No
No
and V
Figure 67: General Configuration Process
Sample mode pins
Clear configuration
Load configuration
and V
INIT_ B = High?
Reconfigure?
data frames
V
Yes
User mode
Power-On
CCO
Yes
sequence
Yes
CCINT
Start-Up
correct?
memory
CCAUX
CRC
Bank 2 > 1V
>1V
> 2V
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Yes
DONE pin goes High,
signaling end of
configuration
No
M[2:0] and VS[2:0]
pins are sampled on
INIT_B rising edge
No
Yes
Set PROG_B Low
after Power-On
PROG_B = Low
INIT_B goes Low.
Abort Start-Up
No
DS312-2_58_051706
Functional Description
105