参数资料
型号: XA3SD3400A-4FGG676I
厂商: Xilinx Inc
文件页数: 35/58页
文件大小: 0K
描述: SPARTAN-3ADSP FPGA 3400K 676FBGA
产品培训模块: Extended Spartan 3A FPGA Family
标准包装: 40
系列: Spartan®-3A DSP XA
LAB/CLB数: 5968
逻辑元件/单元数: 53712
RAM 位总计: 2322432
输入/输出数: 469
门数: 3400000
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: 676-BGA
供应商设备封装: 676-FBGA(27x27)
XA Spartan-3A DSP Automotive FPGA Family Data Sheet
DS705 (v2.0) April 18, 2011
Product Specification
40
DSP48A Timing
To reference the DSP48A block diagram, see the XtremeDSP DSP48A for Spartan-3A DSP FPGAs User Guide (UG431).
Table 35: Setup Times for the DSP48A
Symbol
Description
Pre-adder
Multiplier
Post-adder
Speed Grade: -4
Units
Min
Setup Times of Data/Control Pins to the Input Register Clock
TDSPDCK_AA
A input to A register CLK
–0.04
ns
TDSPDCK_DB
D input to B register CLK
Yes(1)
–1.88
ns
TDSPDCK_CC
C input to C register CLK
–0.05
ns
TDSPDCK_DD
D input to D register CLK
–0.04
ns
TDSPDCK_OPB
OPMODE input to B register CLK
Yes
–0.42
ns
TDSPDCK_OPOP
OPMODE input to OPMODE register CLK
–0.06
ns
Setup Times of Data Pins to the Pipeline Register Clock
TDSPDCK_AM
A input to M register CLK
–Yes
–3.79
ns
TDSPDCK_BM
B input to M register CLK
Yes
–4.97
ns
No
Yes
–3.79
ns
TDSPDCK_DM
D input to M register CLK
Yes
–5.06
ns
TDSPDCK_OPM
OPMODE to M register CLK
Yes
–5.42
ns
Setup Times of Data/Control Pins to the Output Register Clock
TDSPDCK_AP
A input to P register CLK
–Yes
Yes
5.49
ns
TDSPDCK_BP
B input to P register CLK
Yes
6.74
ns
No
Yes
5.48
ns
TDSPDCK_DP
D input to P register CLK
Yes
6.83
ns
TDSPDCK_CP
C input to P register CLK
Yes
2.18
ns
TDSPDCK_OPP
OPMODE input to P register CLK
Yes
7.18
ns
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.
The numbers in this table are based on the operating conditions set forth in Table 8.
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