參數(shù)資料
型號: MPC8347VRAGFA
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 400 MHz, MICROPROCESSOR, PBGA620
封裝: 29 X 29 MM, 2.46 MM HEIGHT, 1 MM PITCH, LEAD FREE, PLASTIC, BGA-620
文件頁數(shù): 37/108頁
文件大小: 1172K
代理商: MPC8347VRAGFA
MPC8347EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 1
34
Freescale Semiconductor
8.3
Ethernet Management Interface Electrical Characteristics
The electrical characteristics specified here apply to the MII management interface signals management
data input/output (MDIO) and management data clock (MDC). The electrical characteristics for GMII,
RGMII, TBI and RTBI are specified in Section 8.1, “Three-Speed Ethernet Controller (TSEC)
8.3.1
MII Management DC Electrical Characteristics
The MDC and MDIO are defined to operate at a supply voltage of 2.5 V or 3.3 V. The DC electrical
characteristics for MDIO and MDC are provided in Table 31 and Table 32.
Table 31. MII Management DC Electrical Characteristics Powered at 2.5 V
Parameter
Symbol
Conditions
Min
Max
Unit
Supply voltage (2.5 V)
LVDD
—2.37
2.63
V
Output high voltage
VOH
IOH = –1.0 mA
LVDD = Min
2.00
LVDD + 0.3
V
Output low voltage
VOL
IOL = 1.0 mA
LVDD = Min
GND - 0.3
0.40
V
Input high voltage
VIH
—LVDD = Min
1.7
V
Input low voltage
VIL
—LVDD = Min
-0.3
0.70
V
Input high current
IIH
VIN
1 = LV
DD
—10
μA
Input low current
IIL
VIN = LVDD
-15
μA
Note:
1. The symbol VIN, in this case, represents the LVIN symbol referenced in Table 1 and Table 2.
Table 32. MII Management DC Electrical Characteristics Powered at 3.3 V
Parameter
Symbol
Conditions
Min
Max
Unit
Supply voltage (3.3 V)
LVDD
—2.97
3.63
V
Output high voltage
VOH
IOH = –1.0 mA
LVDD = Min
2.10
LVDD + 0.3
V
Output low voltage
VOL
IOL = 1.0 mA
LVDD = Min
GND
0.50
V
Input high voltage
VIH
—2.00
V
Input low voltage
VIL
0.80
V
Input high current
IIH
LVDD = Max
VIN
1 = 2.1 V
40
μA
Input low current
IIL
LVDD = Max
VIN = 0.5 V
–600
μA
Note:
1. The symbol VIN, in this case, represents the LVIN symbol referenced in Table 1 and Table 2.
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