参数资料
型号: XC3S50AN-4TQ144I
厂商: Xilinx Inc
文件页数: 37/123页
文件大小: 0K
描述: IC FPGA SPARTAN 3AN 144TQFP
标准包装: 60
系列: Spartan®-3AN
LAB/CLB数: 176
逻辑元件/单元数: 1584
RAM 位总计: 55296
输入/输出数: 108
门数: 50000
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: 144-LQFP
供应商设备封装: 144-TQFP(20x20)
Spartan-3AN FPGA Family: DC and Switching Characteristics
DS557 (v4.1) April 1, 2011
Product Specification
20
Differential Output Pairs
DIFF_SSTL3_II(8)
3.0
3.3
3.6
100
–1.1
–1.9
Notes:
1.
The VCCO rails supply only differential output drivers, not input circuits.
2.
VICM must be less than VCCAUX.
3.
These true differential output standards are supported only on FPGA banks 0 and 2. Inputs are unrestricted. See the “Using I/O Resources”
chapter in UG331.
4.
5.
LVPECL is supported on inputs only, not outputs. Requires VCCAUX = 3.3V ± 10%.
6.
LVPECL_33 maximum VICM =VCCAUX –(VID / 2)
7.
Requires VCCAUX = 3.3V ± 10% for inputs. (VCCAUX – 300 mV) VICM (VCCAUX – 37 mV)
8.
VREF inputs are used for the DIFF_SSTL and DIFF_HSTL standards. The VREF settings are the same as for the single-ended versions in
Table 13. Other differential standards do not use VREF.
9.
These higher-drive output standards are supported only on FPGA banks 1 and 3. Inputs are unrestricted. See the “Using I/O Resources”
chapter in UG331.
X-Ref Target - Figure 7
Figure 7: Differential Output Voltages
Table 15: Recommended Operating Conditions for User I/Os Using Differential Signal Standards (Cont’d)
IOSTANDARD Attribute
VCCO for Drivers(1)
VID
VICM(2)
Min (V)
Nom (V)
Max (V)
Min (mV)
Nom (mV) Max (mV)
Min (V)
Nom (V)
Max (V)
V
OUTN
V
OUTP
GND level
50%
V
OCM
V
OCM
V
OD
V
OL
V
OH
V
OUTP
Internal
Logic
V
OUTN
N
P
= Output common mode voltage =
2
V
OUTP +VOUTN
V
OD = Output differential voltage =
V
OH = Output voltage indicating a High logic level
V
OL
= Output voltage indicating a Low logic level
V
OUTP -VOUTN
Differential
I/O Pair Pins
DS529-3_11_082810
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