参数资料
型号: MPC8379VRAJFA
厂商: Freescale Semiconductor
文件页数: 34/117页
文件大小: 0K
描述: MPU POWERQUICC II 533MHZ 689PBGA
标准包装: 27
系列: MPC83xx
处理器类型: 32-位 MPC83xx PowerQUICC II Pro
速度: 533MHz
电压: 1V
安装类型: 表面贴装
封装/外壳: 689-BBGA 裸露焊盘
供应商设备封装: 689-TEPBGA II(31x31)
包装: 托盘
MPC8379E PowerQUICC II Pro Processor Hardware Specifications, Rev. 8
Freescale Semiconductor
23
8
Ethernet: Enhanced Three-Speed Ethernet (eTSEC)
This section provides the AC and DC electrical characteristics for the enhanced three-speed Ethernet
controller.
8.1
Enhanced Three-Speed Ethernet Controller (eTSEC)
(10/100/1000 Mbps)—MII/RGMII/RTBI/RMII DC Electrical
Characteristics
The electrical characteristics specified here apply to media independent interface (MII), reduced gigabit
media independent interface (RGMII), reduced ten-bit interface (RTBI), reduced media independent
interface (RMII) signals, management data input/output (MDIO) and management data clock (MDC).
The MII and RMII interfaces are defined for 3.3 V, while the RGMII and RTBI interfaces can be operated
at 2.5 V. The RGMII and RTBI interfaces follow the Reduced Gigabit Media-Independent Interface
(RGMII) Specification Version 1.3. The RMII interface follows the RMII Consortium RMII Specification
Version 1.2.
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 24 and
Table 25. The RGMII and RTBI signals in Table 25 are based on a 2.5 V CMOS interface voltage as
defined by JEDEC EIA/JESD8-5.
Table 24. MII and RMII DC Electrical Characteristics
Parameter
Symbol
Min
Max
Unit
Note
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
μA1
Input low current
(VIN = GND)
IIL
–600
μA—
Notes:
1. LVDD1 supports eTSEC 1. LVDD2 supports eTSEC 2.
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