参数资料
型号: MPC8544EAVTAQGA
厂商: Freescale Semiconductor
文件页数: 35/117页
文件大小: 0K
描述: IC MPU POWERQUICC III 783-FCBGA
标准包装: 36
系列: MPC85xx
处理器类型: 32-位 MPC85xx PowerQUICC III
速度: 1.0GHz
电压: 0.95 V ~ 1.05 V
安装类型: 表面贴装
封装/外壳: 783-BBGA,FCBGA
供应商设备封装: 783-FCPBGA(29x29)
包装: 托盘
MPC8544E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 6
24
Freescale Semiconductor
Enhanced Three-Speed Ethernet (eTSEC), MII Management
characteristics for MDIO and MDC are specified in Section 9, “Ethernet Management Interface Electrical
8.2
eTSEC DC Electrical Characteristics
All GMII, MII, TBI, RGMII, RTBI, RMII, and FIFO drivers and receivers comply with the DC parametric
attributes specified in Table 21 and Table 22. The potential applied to the input of a GMII, MII, TBI, RTBI,
RMII, and FIFO receiver may exceed the potential of the receiver’s power supply (that is, a GMII driver
powered from a 3.6-V supply driving VOH into a GMII receiver powered from a 2.5-V supply). Tolerance
for dissimilar GMII driver and receiver supply potentials is implicit in these specifications. The RGMII
and RTBI signals are based on a 2.5-V CMOS interface voltage as defined by JEDEC EIA/JESD8-5.
Table 21. GMII, MII, TBI, RMII and FIFO DC Electrical Characteristics
Parameter
Symbol
Min
Max
Unit
Notes
Supply voltage 3.3 V
LVDD
TVDD
3.135
3.465
V
1, 2
Output high voltage (LVDD/TVDD = Min, IOH = –4.0 mA)
VOH
2.4
V
Output low voltage (LVDD/TVDD = Min, IOL = 4.0 mA)
VOL
0.5
V
Input high voltage
VIH
1.95
V
Input low voltage
VIL
—0.90
V
Input high current (VIN = LVDD, VIN = TVDD)IIH
—40
μA
1, 2, 3
Input low current (VIN = GND)
IIL
–600
μA3
Notes:
1. LVDD supports eTSEC1.
2. TVDD supports eTSEC3.
3. The symbol VIN, in this case, represents the LVIN and TVIN symbols referenced in Table 1 and Table 2.
Table 22. GMII, MII, RMII, RGMII, RTBI, TBI, and FIFO DC Electrical Characteristics
Parameters
Symbol
Min
Max
Unit
Notes
Supply voltage 2.5 V
LVDD/TVDD
2.375
2.625
V
1, 2
Output high voltage (LVDD/TVDD = Min, IOH = –1.0 mA)
VOH
2.0
V
Output low voltage (LVDD/TVDD = Min, IOL = 1.0 mA)
VOL
—0.4
V
Input high voltage
VIH
1.70
V
Input low voltage
VIL
—0.7
V
Input current (VIN = 0, VIN = LVDD, VIN = TVDD)IIN
—±15
μA
1, 2, 3
Notes:
1. LVDD supports eTSEC1.
2. TVDD supports eTSEC3.
3. The symbol VIN, in this case, represents the LVIN and TVIN symbols referenced in Table 1 and Table 2.
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