參數(shù)資料
型號(hào): MPC8378VRANDA
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 266 MHz, MICROPROCESSOR, PBGA689
封裝: 31 X 31 MM, 2.46 MM HEIGHT, 1 MM PITCH, LEAD FREE, PLASTIC, BGA-689
文件頁數(shù): 47/125頁
文件大?。?/td> 894K
代理商: MPC8378VRANDA
MPC8378E PowerQUICC II Pro Processor Hardware Specifications, Rev. 5
Freescale Semiconductor
28
Figure 8. SGMII Transmitter DC Measurement Circuit
8.2.3
DC Requirements for SGMII SD_REF_CLK and SD_REF_CLK_B
8.3
SGMII, MII, RGMII, RMII, and RTBI AC Timing Specifications
The AC timing specifications for SGMII, MII, RGMII, RMII, and RTBI are presented in this section.
8.3.1
SGMII AC Timing Specifications
This section describes the SGMII transmit and receive AC timing specifications. Transmitter and receiver characteristics are
measured at the transmitter outputs (L1_SD_TXn and L1_SD_TXn) or at the receiver inputs (L1_SD_RXn and L1_SD_RXn)
as depicted in Figure 9 respectively.
Figure 9. SGMII AC Test/Measurement Load
50
Transmitter
L1_SD_TXn
50
Vos
VOD
MPC8378E SGMII
SerDes Interface
50
50
TX
C = CTX
Silicon
+ Package
C = CTX
R = 50
R = 50
D+ Package Pin
D– Package Pin
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