XC3S250E-4FTG256C Xilinx Inc, XC3S250E-4FTG256C Datasheet - Page 105

• Manufacturer Part Number: XC3S250E-4FTG256C
• Description: IC SPARTAN-3E FPGA 250K 256-FTBG
• Manufacturer: Xilinx Inc
• Series: Spartan™-3Er

Specifications of XC3S250E-4FTG256C

• Total Ram Bits: 221184
• Number Of Logic Elements/cells: 5508
• Number Of Labs/clbs: 612
• Number Of I /o: 172
• Number Of Gates: 250000
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 256-LBGA
• No. Of Logic Blocks: 5508
• No. Of Gates: 250000
• No. Of Macrocells: 5508
• No. Of Speed Grades: 4
• No. Of I/o's: 190
• Clock Management: DLL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 122-1482

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