參數(shù)資料
型號: MC8641HX1250HC
廠商: Freescale Semiconductor
文件頁數(shù): 97/130頁
文件大?。?/td> 0K
描述: IC MPU SGL E600 CORE 994FCCBGA
標(biāo)準(zhǔn)包裝: 1
系列: MPC86xx
處理器類型: 32-位 MPC86xx PowerPC
速度: 1.25GHz
電壓: 1.05V
安裝類型: 表面貼裝
封裝/外殼: 994-BCBGA,F(xiàn)CCBGA
供應(yīng)商設(shè)備封裝: 994-FCCBGA(33x33)
包裝: 托盤
MPC8641 and MPC8641D Integrated Host Processor Hardware Specifications, Rev. 2
Freescale Semiconductor
69
PCI Express
Figure 48. Single-Ended Measurement Points for Rise and Fall Time Matching
The other detailed AC requirements of the SerDes Reference Clocks is defined by each interface protocol
based on application usage. Refer to the following sections for detailed information:
13.3
SerDes Transmitter and Receiver Reference Circuits
Figure 49 shows the reference circuits for SerDes data lane’s transmitter and receiver.
Figure 49. SerDes Transmitter and Receiver Reference Circuits
The DC and AC specification of SerDes data lanes are defined in each interface protocol section below
(PCI Express or Serial Rapid IO) in this document based on the application usage:”
Note that external AC Coupling capacitor is required for the above two serial transmission protocols with
the capacitor value defined in specification of each protocol section.
14 PCI Express
This section describes the DC and AC electrical specifications for the PCI Express bus of the MPC8641.
SD
n_REF_CLK
SD
n_REF_CLK
SD
n_REF_CLK
SD
n_REF_CLK
50
Ω
50
Ω
Receiver
Transmitter
SD1_TX
n or
SD2_TX
n
SD1_TX
n or
SD2_TX
n
SD1_RX
n or
SD2_RX
n
SD1_RX
n or
SD2_RX
n
50
Ω
50
Ω
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