参数资料
型号: XC3S700A-4FT256I
厂商: Xilinx Inc
文件页数: 43/132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: 1472
逻辑元件/单元数: 13248
RAM 位总计: 368640
输入/输出数: 161
门数: 700000
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
18
DS529-3 (v2.0) August 19, 2010
Differential I/O Standards
Differential Input Pairs
Figure 4: Differential Input Voltages
Table 13: Recommended Operating Conditions for User I/Os Using Differential Signal Standards
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)
LVDS_25(3)
2.25
2.5
2.75
100
350
600
0.3
1.25
2.35
LVDS_33(3)
3.0
3.3
3.6
100
350
600
0.3
1.25
2.35
BLVDS_25(4)
2.25
2.5
2.75
100
300
–0.3
1.3
2.35
MINI_LVDS_25(3)
2.25
2.5
2.75
200
600
0.3
1.2
1.95
MINI_LVDS_33(3)
3.0
3.3
3.6
200
600
0.3
1.2
1.95
LVPECL_25(5)
Inputs Only
100
800
1000
0.3
1.2
1.95
LVPECL_33(5)
Inputs Only
100
800
1000
0.3
1.2
2.8(6)
RSDS_25(3)
2.25
2.5
2.75
100
200
0.3
1.2
1.5
RSDS_33(3)
3.0
3.3
3.6
100
200
0.3
1.2
1.5
TMDS_33(3, 4, 7)
3.14
3.3
3.47
150
–1200
2.7
–3.23
PPDS_25(3)
2.25
2.5
2.75
100
–400
0.2
–2.3
PPDS_33(3)
3.0
3.3
3.6
100
–400
0.2
–2.3
DIFF_HSTL_I_18
1.7
1.8
1.9
100
–0.8
–1.1
DIFF_HSTL_II_18(8)
1.7
1.8
1.9
100
–0.8
–1.1
DIFF_HSTL_III_18
1.7
1.8
1.9
100
–0.8
–1.1
DIFF_HSTL_I
1.4
1.5
1.6
100
–0.68
0.9
DIFF_HSTL_III
1.4
1.5
1.6
100
–0.9
DIFF_SSTL18_I
1.7
1.8
1.9
100
–0.7
–1.1
DIFF_SSTL18_II(8)
1.7
1.8
1.9
100
–0.7
–1.1
DIFF_SSTL2_I
2.3
2.5
2.7
100
–1.0
–1.5
DIFF_SSTL2_II(8)
2.3
2.5
2.7
100
–1.0
–1.5
DIFF_SSTL3_I
3.0
3.3
3.6
100
–1.1
–1.9
DIFF_SSTL3_II
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 chapter "Using I/O Resources" in UG331.
4.
5.
LVPECL is supported on inputs only, not outputs. LVPECL_33 requires VCCAUX=3.3V ± 10%.
6.
LVPECL_33 maximum VICM = the lower of 2.8V or VCCAUX – (VID / 2)
7.
Requires VCCAUX = 3.3V ± 10% for inputs. (VCCAUX – 300 mV) ≤ VICM ≤ (VCCAUX – 37 mV)
8.
These higher-drive output standards are supported only on FPGA banks 1 and 3. Inputs are unrestricted. See the chapter "Using I/O Resources" in UG331.
9.
All standards except for LVPECL and TMDS can have VCCAUX at either 2.5V or 3.3V. Define your VCCAUX level using the CONFIG VCCAUX constraint.
DS529-3_10_012907
V
INN
V
INP
GND level
50%
V
ICM
V
ICM = Input common mode voltage =
V
ID
V
INP
Internal
Logic
Differential
I/O Pair Pins
V
INN
N
P
2
V
INP + VINN
V
ID = Differential input voltage = VINP - VINN
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