参数资料
型号: ICS1894K-32LF
厂商: IDT, Integrated Device Technology Inc
文件页数: 31/50页
文件大小: 0K
描述: PHYCEIVER LOW PWR 3.3V 32QFN
标准包装: 490
类型: PHY 收发器
规程: MII,RMII
电源电压: 3.14 V ~ 3.47 V
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘
供应商设备封装: 32-QFN 裸露焊盘(5x5)
包装: 托盘
ICS1894-32
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
PHYCEIVER
IDT 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
37
ICS1894-32
REV M 021512
MII Management Interface Timing
The table below lists the significant time periods for the MII Management Interface timing (which consists of timings
of signals on the MDC and MDIO pins). The MII Management Interface Timing Diagram figure shows the timing
diagram for the time periods.
MII Management Interface Timing Diagram
Time
Period
Parameter
Conditions
Min.
Typ.
Max. Units
t1
MDC Minimum High Time
160
ns
t2
MDC Minimum Low Time
160
ns
t3
MDC Period
400
ns
t4
MDC Rise Time to MDIO Valid
0
300
ns
t5
MDIO Setup Time to MDC
10
ns
t6
MDIO Hold Time after MDC
10
ns
MDC
MDIO
(Output)
MDC
MDIO
(Input)
t1
t2
t3
t4
t5
t6
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