參數(shù)資料
型號： MPC8379ECVRANGA
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, PBGA689
封裝： 31 X 31 MM, 2.46 MM HEIGHT, 1 MM PITCH, LEAD FREE, PLASTIC, BGA-689
文件頁數(shù)： 31/114頁
文件大?。?/td> 1337K
代理商： MPC8379ECVRANGA
MPC8379E PowerQUICC II Pro Processor Hardware Specifications, Rev. 2
Freescale Semiconductor
23
Ethernet: Enhanced Three-Speed Ethernet (eTSEC)
8.1.1
MII, RMII, RGMII, and RTBI DC Electrical Characteristics
MII and RMII drivers and receivers comply with the DC parametric attributes specified in Table 23 and
Table 24. The RGMII and RTBI signals in Table 24 are based on a 2.5 V CMOS interface voltage as
defined by JEDEC EIA/JESD8-5.
Table 23. MII and RMII DC Electrical Characteristics
Parameter
Symbol
Min
Max
Unit
Notes
Supply voltage 3.3 V
LVDD1
LVDD2
3.13
3.47
V
Output high voltage
(LVDD1/LVDD2 = Min, IOH = –4.0 mA)
VOH
2.40
LVDD1/LVDD2 + 0.3
V
—
Output low voltage
(LVDD1/LVDD2 = Min, IOL = 4.0 mA)
VOL
GND
0.50
V
—
Input high voltage
VIH
2.0
LVDD1/LVDD2 + 0.3
V
—
Input low voltage
VIL
–0.3
0.90
V
—
Input high current
(VIN = LVDD1, VIN = LVDD2)
IIH
—30
μA
Input low current
(VIN = GND)
IIL
–600
—
μA—
Note:
1. LVDD1 supports eTSEC 1.
LVDD2 supports eTSEC 2.
Table 24. RGMII and RTBI DC Electrical Characteristics
Parameter
Symbol
Min
Max
Unit
Notes
Supply voltage 2.5 V
LVDD1
LVDD2
2.37
2.63
V
1, 2
Output high voltage
(LVDD1/LVDD2 = Min, IOH = –1.0 mA)
VOH
2.00
LVDD1/LVDD2 + 0.3
V
—
Output low voltage
(LVDD1/LVDD2 = Min, IOL = 1.0 mA)
VOL
GND – 0.3
0.40
V
—
Input high voltage
VIH
2.0
LVDD1/LVDD2 + 0.3
V
—
Input low voltage
VIL
–0.3
0.70
V
—
Input high current
(VIN = LVDD1, VIN = LVDD2)
IIH
—–20
μA1, 2
Input low current
(VIN = GND)
IIL
–20
—
μA—
Note:
1 LV
DD1 supports eTSEC 1.
2 LV
DD2 supports eTSEC 2.
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