参数资料
型号: XC3S1400A-4FT256I
厂商: Xilinx Inc
文件页数: 64/132页
文件大小: 0K
描述: IC FPGA SPARTAN 3 256FTBGA
标准包装: 90
系列: Spartan®-3A
LAB/CLB数: 2816
逻辑元件/单元数: 25344
RAM 位总计: 589824
输入/输出数: 161
门数: 1400000
电源电压: 1.14 V ~ 1.26 V
安装类型: 表面贴装
工作温度: -40°C ~ 100°C
封装/外壳: 256-LBGA
供应商设备封装: 256-FTBGA
DC and Switching Characteristics
DS529-3 (v2.0) August 19, 2010
37
The capacitive load (CL) is connected between the output and GND. The Output timing for all standards, as published in the
speed files and the data sheet, is always based on a CL value of zero. High-impedance probes (less than 1 pF) 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.
Differential
LVDS_25
-VICM – 0.125
VICM + 0.125
50
1.2
VICM
LVDS_33
-VICM – 0.125
VICM + 0.125
50
1.2
VICM
BLVDS_25
-VICM – 0.125
VICM + 0.125
1M
0
VICM
MINI_LVDS_25
-VICM – 0.125
VICM + 0.125
50
1.2
VICM
MINI_LVDS_33
-VICM – 0.125
VICM + 0.125
50
1.2
VICM
LVPECL_25
-VICM – 0.3
VICM + 0.3
N/A
VICM
LVPECL_33
-VICM – 0.3
VICM + 0.3
N/A
VICM
RSDS_25
-VICM – 0.1
VICM + 0.1
50
1.2
VICM
RSDS_33
-VICM – 0.1
VICM + 0.1
50
1.2
VICM
TMDS_33
-VICM – 0.1
VICM + 0.1
50
3.3
VICM
PPDS_25
-VICM – 0.1
VICM + 0.1
50
0.8
VICM
PPDS_33
-VICM – 0.1
VICM + 0.1
50
0.8
VICM
DIFF_HSTL_I
-VICM – 0.5
VICM + 0.5
50
0.75
VICM
DIFF_HSTL_III
-VICM – 0.5
VICM + 0.5
50
1.5
VICM
DIFF_HSTL_I_18
-VICM – 0.5
VICM + 0.5
50
0.9
VICM
DIFF_HSTL_II_18
-VICM – 0.5
VICM + 0.5
50
0.9
VICM
DIFF_HSTL_III_18
-VICM – 0.5
VICM + 0.5
50
1.8
VICM
DIFF_SSTL18_I
-VICM – 0.5
VICM + 0.5
50
0.9
VICM
DIFF_SSTL18_II
-VICM – 0.5
VICM + 0.5
50
0.9
VICM
DIFF_SSTL2_I
-VICM – 0.5
VICM + 0.5
50
1.25
VICM
DIFF_SSTL2_II
-VICM – 0.5
VICM + 0.5
50
1.25
VICM
DIFF_SSTL3_I
-VICM – 0.5
VICM + 0.5
50
1.5
VICM
DIFF_SSTL3_II
-VICM – 0.5
VICM + 0.5
50
1.5
VICM
Notes:
1.
Descriptions of the relevant symbols are as follows:
VREF – The reference voltage for setting the input switching threshold
VICM – The common mode input voltage
VM – Voltage of measurement point on signal transition
VL – Low-level test voltage at Input pin
VH – High-level test voltage at Input pin
RT – Effective termination resistance, which takes on a value of 1 MΩ when no parallel termination is required
VT – Termination voltage
2.
The load capacitance (CL) at the Output pin is 0 pF for all signal standards.
3.
According to the PCI specification.
Table 27: Test Methods for Timing Measurement at I/Os(Continued)
Signal Standard
(IOSTANDARD)
Inputs
Outputs
Inputs and
Outputs
VREF (V)
VL (V)
VH (V)
RT (Ω)VT (V)
VM (V)
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