XC3S50AN-4FTG256I Xilinx Inc, XC3S50AN-4FTG256I Datasheet - Page 48

• Manufacturer Part Number: XC3S50AN-4FTG256I
• Description: IC FPGA SPARTAN-3AN 256FTBGA
• Manufacturer: Xilinx Inc
• Series: Spartan™-3ANr

Specifications of XC3S50AN-4FTG256I

• Number Of Logic Elements/cells: 1584
• Number Of Labs/clbs: 176
• Total Ram Bits: 55296
• Number Of I /o: 195
• Number Of Gates: 50000
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 100°C
• Package / Case: 256-LBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 34: CLB Distributed RAM Switching Characteristics
Table 35: CLB Shift Register Switching Characteristics
DS557 (v4.1) April 1, 2011
Product Specification
Notes:
1.
Notes:
1.
Clock-to-Output Times
Setup Times
Hold Times
Clock Pulse Width
Clock-to-Output Times
Setup Times
Hold Times
Clock Pulse Width
T
T
The numbers in this table are based on the operating conditions set forth in
The numbers in this table are based on the operating conditions set forth in
WPH
WPH
T
Symbol
Symbol
T
T
T
AH,
T
SHCKO
SRLDH
SRLDS
T
T
T
T
REG
WS
DS
AS
DH
, T
, T
T
WH
WPL
WPL
Time from the active edge at the CLK input to data appearing on
the distributed RAM output
Setup time of data at the BX or BY input before the active
transition at the CLK input of the distributed RAM
Setup time of the F/G address inputs before the active transition
at the CLK input of the distributed RAM
Setup time of the write enable input before the active transition at
the CLK input of the distributed RAM
Hold time of the BX and BY data inputs after the active transition
at the CLK input of the distributed RAM
Hold time of the F/G address inputs or the write enable input after
the active transition at the CLK input of the distributed RAM
Minimum High or Low pulse width at CLK input
Time from the active edge at the CLK input to data appearing on
the shift register output
Setup time of data at the BX or BY input before the active
transition at the CLK input of the shift register
Hold time of the BX or BY data input after the active transition at
the CLK input of the shift register
Minimum High or Low pulse width at CLK input
Description
Description
www.xilinx.com
Spartan-3AN FPGA Family: DC and Switching Characteristics
Table
Table
10.
10.
–0.07
0.18
0.30
0.13
0.01
0.88
0.13
0.16
0.90
Min
Min
–
–
-5
-5
Speed Grade
Speed Grade
Max
1.69
Max
4.11
–
–
–
–
–
–
–
–
–
–0.02
0.36
0.59
0.13
0.01
1.01
0.18
0.16
1.01
Min
Min
–
–
-4
-4
Max
Max
2.01
4.82
–
–
–
–
–
–
–
–
–
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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