参数资料
型号: MSC8144VT1000B
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 数字信号处理
英文描述: 133 MHz, OTHER DSP, PBGA783
封装: 29 X 29 MM, LEAD FREE, PLASTIC, FCPBGA-783
文件页数: 70/80页
文件大小: 1250K
代理商: MSC8144VT1000B
MSC8144 Quad Core Digital Signal Processor Data Sheet, Rev. 16
Hardware Design Considerations
Freescale Semiconductor
72
3.4.4.2
Ethernet Controller 2 (GE2) Related Pins
Note:
Table 59 through Table 61 assume that the alternate function of the specified pin is not used. If the alternate function
is used, connect the pin as required to support that function.
3.4.4.2.1
GE2 interface Is Not Used
Table 59 assumes that the GE2 pins are not used for any purpose (including any multiplexed function) and that VDDGE2 is tied
to GND.
3.4.4.2.2
Subset of GE2 Pins Required
When only a subset of the whole GE2 interface is used, such as for RMII, the unused GE2 pins should be connected as described
in Table 60. The table assumes that the unused GE2 pins are not used for any purpose (including any multiplexed functions)
and that VDDGE2 is tied to either 2.5 V or 3.3 V.
GE1_SGMII_TX
NC
GE1_TD[0-3]
NC
GE1_TX_CLK
GND
GE1_TX_EN
NC
GE1_TX_ER
NC
Table 59. Connectivity of GE2 Related Pins When the GE2 Interface Is Not Used
Signal Name
Pin Connection
GE2_RD[0-3]
NC
GE2_RX_CLK
NC
GE2_RX_DV
NC
GE2_RX_ER
NC
GE2_SGMII_RX
GNDSXC
GE2_SGMII_RX
GNDSXC
GE2_SGMII_TX
NC
GE2_SGMII_TX
NC
GE2_TCK
Nc
GE2_TD[0–3]
Nc
GE2_TX_EN
NC
Table 60. Connectivity of GE1 Related Pins When only a subset of the GE1 Interface Is required
Signal Name
Pin Connection
GE2_RD[0-3]
GND
GE2_RX_CLK
GND
GE2_RX_DV
GND
GE2_RX_ER
GND
GE2_SGMII_RX
GNDSXC
Table 58. Connectivity of GE1 Related Pins When only a subset of the GE1 Interface Is required (continued)
Signal Name
Pin Connection
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