参数资料
型号: XC4VFX12-12FFG668C
厂商: Xilinx Inc
文件页数: 36/58页
文件大小: 0K
描述: IC FPGA VIRTEX-4 FX 12K 668FCBGA
标准包装: 1
系列: Virtex®-4 FX
LAB/CLB数: 1368
逻辑元件/单元数: 12312
RAM 位总计: 663552
输入/输出数: 320
电源电压: 1.14 V ~ 1.26 V
安装类型: 表面贴装
工作温度: 0°C ~ 85°C
封装/外壳: 668-BBGA,FCBGA
供应商设备封装: 668-FCBGA
配用: HW-V4-ML403-UNI-G-ND - EVALUATION PLATFORM VIRTEX-4
HW-AFX-FF668-400-ND - BOARD DEV VIRTEX 4 FF668
Virtex-4 FPGA Data Sheet: DC and Switching Characteristics
DS302 (v3.7) September 9, 2009
Product Specification
41
Output Clock Jitter
Output Clock Phase Alignment
Table 48: Output Clock Jitter
Description
Symbol
Constraints
Speed Grade
Units
-12
-11
-10
Clock Synthesis Period Jitter
CLK0
CLKOUT_PER_JITT_0
±100
ps
CLK90
CLKOUT_PER_JITT_90
±150
ps
CLK180
CLKOUT_PER_JITT_180
±150
ps
CLK270
CLKOUT_PER_JITT_270
±150
ps
CLK2X, CLK2X180
CLKOUT_PER_JITT_2X
±200
ps
CLKDV (integer division)
CLKOUT_PER_JITT_DV1
±150
ps
CLKDV (non-integer division)
CLKOUT_PER_JITT_DV2
±300
ps
CLKFX, CLKFX180
CLKOUT_PER_JITT_FX
Note (2)
ps
Notes:
1.
PMCD outputs are not included in this table because they do not introduce jitter.
2.
Values for this parameter are available from the architecture wizard.
Table 49: Output Clock Phase Alignment
Description
Symbol
Constraints
Speed Grade
Units
-12
-11
-10
Phase Offset Between CLKIN and CLKFB
CLKIN
/ CLKFB
CLKIN_CLKFB_PHASE
±120
ps
Phase Offset Between Any DCM Outputs
All CLK outputs
CLKOUT_PHASE
±140
ps
Duty Cycle Precision
DLL outputs(1)
CLKOUT_DUTY_CYCLE_DLL(3,4)
±150
ps
DFS outputs(2)
CLKOUT_DUTY_CYCLE_FX(4)
±200
ps
Notes:
1.
DLL Outputs are used in these instances to describe the outputs: CLK0, CLK90, CLK180, CLK270, CLK2X, CLK2X180, and CLKDV.
2.
DFS Outputs are used in these instances to describe the outputs: CLKFX and CLKFX180.
3.
CLKOUT_DUTY_CYCLE_DLL applies to the 1X clock outputs (CLK0, CLK90, CLK180, and CLK270) only if DUTY_CYCLE_CORRECTION=TRUE.
4.
The measured value includes the duty cycle distortion of the global clock tree.
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