參數(shù)資料
型號(hào): MPC8343EZQADDX
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, PBGA620
封裝: 29 X 29 MM, 2.46 MM HEIGHT, 1 MM PITCH, PLASTIC, BGA-620
文件頁數(shù): 20/92頁
文件大?。?/td> 987K
代理商: MPC8343EZQADDX
MPC8343E PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 6
Freescale Semiconductor
27
7.3
Ethernet Management Interface Electrical Characteristics
The electrical characteristics specified here apply to MII management interface signals MDIO
(management data input/output) and MDC (management data clock). The electrical characteristics for
GMII, RGMII, TBI and RTBI are specified in Section 7.1, “Three-Speed Ethernet Controller (TSEC)
7.3.1
MII Management DC Electrical Characteristics
The MDC and MDIO are defined to operate at a supply voltage of 2.5V or 3.3 V. The DC electrical
characteristics for MDIO and MDC are provided in Table 21 and Table 22.
Table 21. MII Management DC Electrical Characteristics when powered at 2.5V
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
A
Input low current
IIL
VIN = LVDD
-15
A
Note:
1. Note that the symbol VIN, in this case, represents the LVIN symbol referenced in Table 55 and Table 56.
Table 22. MII Management DC Electrical Characteristics when powered at 3.3V
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
A
Input low current
IIL
LVDD = Max
VIN = 0.5 V
–600
A
Note:
1. Note that the symbol VIN, in this case, represents the LVIN symbol referenced in Table 55 and Table 56.
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