XC3S50AN-4TQG144I Xilinx Inc, XC3S50AN-4TQG144I Datasheet - Page 42

• Manufacturer Part Number: XC3S50AN-4TQG144I
• Description: IC FPGA SPARTAN-3AN50K 144-TQFP
• Manufacturer: Xilinx Inc
• Series: Spartan™-3ANr

Specifications of XC3S50AN-4TQG144I

• Total Ram Bits: 55296
• Number Of Logic Elements/cells: 1584
• Number Of Labs/clbs: 176
• Number Of I /o: 108
• Number Of Gates: 50000
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 100°C
• Package / Case: 144-LQFP
• No. Of Logic Blocks: 176
• No. Of Gates: 50000
• No. Of Macrocells: 1584
• Family Type: Spartan-3AN
• No. Of Speed Grades: 4
• No. Of I/o's: 108
• Clock: RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 122-1597; XC3S50AN-4TQG144I

Table 30: Test Methods for Timing Measurement at I/Os (Cont’d)
The capacitive load (C
and GND. The Output timing for all standards, as published
in the speed files and the data sheet, is always based on a
C
are used for all measurements. Any delay that the test
fixture might contribute to test measurements is subtracted
from those measurements to produce the final timing
numbers as published in the speed files and data sheet.
DS557 (v4.1) April 1, 2011
Product Specification
Notes:
1.
2.
3.
Differential
LVDS_25
LVDS_33
BLVDS_25
MINI_LVDS_25
MINI_LVDS_33
LVPECL_25
LVPECL_33
RSDS_25
RSDS_33
TMDS_33
PPDS_25
PPDS_33
DIFF_HSTL_I
DIFF_HSTL_III
DIFF_HSTL_I_18
DIFF_HSTL_II_18
DIFF_HSTL_III_18
DIFF_SSTL18_I
DIFF_SSTL18_II
DIFF_SSTL2_I
DIFF_SSTL2_II
DIFF_SSTL3_I
DIFF_SSTL3_II
L
value of zero. High-impedance probes (less than 1 pF)
Descriptions of the relevant symbols are as follows:
V
V
V
V
V
R
V
The load capacitance (C
According to the PCI specification. For information on PCI IP solutions, see
www.xilinx.com/products/design_resources/conn_central/protocols/pci_pcix.htm. The PCIX IOSTANDARD is available and has equivalent
characteristics but no PCI-X IP is supported.
REF
ICM
M
L
H
T
Signal Standard
T
(IOSTANDARD)
– Low-level test voltage at Input pin
– Effective termination resistance, which takes on a value of 1 M when no parallel termination is required
– Termination voltage
– High-level test voltage at Input pin
– Voltage of measurement point on signal transition
– The common mode input voltage
– The reference voltage for setting the input switching threshold
L
) is connected between the output
L
) at the Output pin is 0 pF for all signal standards.
V
REF
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
(V)
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
V
Inputs
L
– 0.125
– 0.125
– 0.125
– 0.125
– 0.125
(V)
– 0.3
– 0.3
– 0.1
– 0.1
– 0.1
– 0.1
– 0.1
– 0.5
– 0.5
– 0.5
– 0.5
– 0.5
– 0.5
– 0.5
– 0.5
– 0.5
– 0.5
– 0.5
www.xilinx.com
Spartan-3AN FPGA Family: DC and Switching Characteristics
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
V
H
+ 0.125
+ 0.125
+ 0.125
+ 0.125
+ 0.125
(V)
+ 0.3
+ 0.3
+ 0.1
+ 0.1
+ 0.1
+ 0.1
+ 0.1
+ 0.5
+ 0.5
+ 0.5
+ 0.5
+ 0.5
+ 0.5
+ 0.5
+ 0.5
+ 0.5
+ 0.5
+ 0.5
R
N/A
N/A
T
1M
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
()
Outputs
(2)
V
0.75
1.25
1.25
N/A
N/A
T
1.2
1.2
1.2
1.2
1.2
1.2
3.3
0.8
0.8
1.5
0.9
0.9
1.8
0.9
0.9
1.5
1.5
0
(V)
Inputs and
Outputs
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
M
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
ICM
(V)
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