參數(shù)資料
型號: XA3SD3400A-4FGG676I
廠商: Xilinx Inc
文件頁數(shù): 36/58頁
文件大?。?/td> 0K
描述: SPARTAN-3ADSP FPGA 3400K 676FBGA
產(chǎn)品培訓模塊: Extended Spartan 3A FPGA Family
標準包裝: 40
系列: Spartan®-3A DSP XA
LAB/CLB數(shù): 5968
邏輯元件/單元數(shù): 53712
RAM 位總計: 2322432
輸入/輸出數(shù): 469
門數(shù): 3400000
電源電壓: 1.14 V ~ 1.26 V
安裝類型: 表面貼裝
工作溫度: -40°C ~ 100°C
封裝/外殼: 676-BGA
供應商設備封裝: 676-FBGA(27x27)
XA Spartan-3A DSP Automotive FPGA Family Data Sheet
DS705 (v2.0) April 18, 2011
Product Specification
41
Table 36: Clock to Out, Propagation Delays, and Maximum Frequency for the DSP48A
Symbol
Description
Pre-adder
Multiplier
Post-adder
Speed Grade: -4
Units
Min
Clock to Out from Output Register Clock to Output Pin
TDSPCKO_PP
CLK (PREG) to P output
–1.44
ns
Clock to Out from Pipeline Register Clock to Output Pins
TDSPCKO_PM
CLK (MREG) to P output
–Yes(1)
Yes
3.63
ns
Yes
No
2.23
ns
Clock to Out from Input Register Clock to Output Pins
TDSPCKO_PA
CLK (AREG) to P output
–Yes
Yes
7.27
ns
TDSPCKO_PB
CLK (BREG) to P output
Yes
8.56
ns
TDSPCKO_PC
CLK (CREG) to P output
Yes
3.87
ns
TDSPCKO_PD
CLK (DREG) to P output
Yes
8.42
ns
Combinatorial Delays from Input Pins to Output Pins
TDSPDO_AP
TDSPDO_BP
A or B input to P output
No
Yes
3.19
ns
Yes
No
5.28
ns
–Yes
Yes
6.49
ns
TDSPDO_BP
B input to P output
Yes
No
4.01
ns
Yes
No
6.65
ns
Yes
7.74
ns
TDSPDO_CP
C input to P output
Yes
3.17
ns
TDSPDO_DP
D input to P output
Yes
7.82
ns
TDSPDO_OPP
OPMODE input to P output
Yes
8.18
ns
Maximum Frequency
FMAX
All registers used
Yes
250
MHz
Notes:
1.
“Yes” means that the component is in the path. “No” means that the component is being bypassed. “–” means that no path exists, so it is not
applicable.
2.
To reference the DSP48A block diagram, see UG431, XtremeDSP DSP48A for Spartan-3A DSP FPGAs User Guide.
3.
The numbers in this table are based on the operating conditions set forth in Table 8.
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