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MPC8548CVTAQJ bảng dữ liệu(PDF) 56 Page - Freescale Semiconductor, Inc

tên linh kiện MPC8548CVTAQJ
Giải thích chi tiết về linh kiện  PowerQUICC??III Integrated Processor Hardware Specifications
PDF  144 Pages
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MPC8548CVTAQJ bảng dữ liệu(HTML) 56 Page - Freescale Semiconductor, Inc

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MPC8548E PowerQUICC™ III Integrated Processor Hardware Specifications, Rev. 6
56
Freescale Semiconductor
PCI/PCI-X
Figure 29 provides the AC test load for the I2C.
Figure 33. I2C AC Test Load
Figure 34 shows the AC timing diagram for the I2C bus.
Figure 34. I2C Bus AC Timing Diagram
14 PCI/PCI-X
This section describes the DC and AC electrical specifications for the PCI/PCI-X bus of the MPC8548E.
Note that the maximum PCI-X frequency in synchronous mode is 110 MHz.
14.1
PCI/PCI-X DC Electrical Characteristics
Table 47 provides the DC electrical characteristics for the PCI/PCI-X interface.
Table 47. PCI/PCI-X DC Electrical Characteristics1
Parameter
Symbol
Min
Max
Unit
Notes
High-level input voltage
VIH
2OVDD + 0.3
V
—
Low-level input voltage
VIL
–0.3
0.8
V
—
Input current (VIN = 0 V or VIN = VDD)IIN
—±5
μA2
High-level output voltage (OVDD = min, IOH = –2 mA)
VOH
2.4
—
V
—
Low-level output voltage (OVDD = min, IOL = 2 mA)
VOL
—0.4
V
—
Notes:
1. Ranges listed do not meet the full range of the DC specifications of the
PCI 2.2 Local Bus Specifications.
2. Note that the symbol VIN, in this case, represents the OVIN symbol referenced in Table 1 and Table 2.
Output
Z0 = 50 Ω
OVDD/2
RL = 50 Ω
Sr
S
SDA
SCL
tI2CF
tI2SXKL
tI2CL
tI2CH
tI2DXKL,tI2OVKL
tI2DVKH
tI2SXKL
tI2SVKH
tI2KHKL
tI2PVKH
tI2CR
tI2CF
PS



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