IP1718LF Datasheet, PDF (31/33 Pages) List of Unclassifed Manufacturers – 18-port 10/100Mbps Smart Switch Controller

MII Receive Timing
Symbol
T_RxClk
T_RxClk
T_{RxClk_D}
Description
Receive clock period 100Mbps MII
Receive clock period 10Mbps MII
MII_RXCLK falling edge to RXDV, RXD
TRxClk
IP1718 LF
Preliminary Data Sheet
Min. Typ. Max. Unit
-
40
-
ns
-
400
-
ns
1
-
4
ns
MII_RXCLK
RXDV, RXD[3:0]
TRxClk_H
7.3 DC Characteristics
PARAMETER
Output low voltage
Output high voltage
Low level output current
SYMBOL
V_OL
V_OH
I_OL
MIN.
1.7V for 1.8V I/O supply voltage;
3V for 3.3V I/O supply voltage;
TYP.
MAX.
0.4
UNIT
V
V
mA
High level output current
I_OH
VDD33 supply current
VDD18 supply current
VDDPLL supply current
VDD33 supply voltage
VDD18 supply voltage
VDDPLL supply voltage
SS-SMII Input Low to High V_T+
1.66
treshold
point(3.3V
operation)
SS-SMII Input High to Low V_T-
treshold
point⁽3.3V
operation)
0.93
Pull-down resistor
R_PD
51
Ó¨_Jc
Ó¨_Ja
1.8 or
V
3.3
1.8
V
1.8
V
1.75 1.79 V
1.01 1.06 V
127
KΩ
Copyright © 2003, IC Plus Corp.
31/33
January 27, 2005
IP1718 LF-DS-R05