Datasheet

LAN8700/LAN8700i
DS00002260A-page 60  2007-2016 Microchip Technology Inc.
Note 7-2 Current measurements do not include power applied to the magnetics or the optional external LEDs.
Current measurements taken with VDDIO = +3.3V, unless otherwise indicated.
7.1.4 DC CHARACTERISTICS - INPUT AND OUTPUT BUFFERS
TABLE 7-5: MII BUS INTERFACE SIGNALS
Name V
IH
(V) V
IL
(V) I
OH
I
OL
V
OL
(V) V
OH
(V)
TXD0 0.68 * VDDIO 0.4 * VDDIO
TXD1 0.68 * VDDIO 0.4 * VDDIO
TXD2 0.68 * VDDIO 0.4 * VDDIO
TXD3 0.68 * VDDIO 0.4 * VDDIO
TX_EN 0.68 * VDDIO 0.4 * VDDIO
TX_CLK -8 mA +8 mA +0.4 VDDIO – +0.4
RXD0/MODE0 -8 mA +8 mA +0.4 VDDIO – +0.4
RXD1/MODE1 -8 mA +8 mA +0.4 VDDIO – +0.4
RXD2/MODE2 -8 mA +8 mA +0.4 VDDIO – +0.4
RXD3/nINTSEL -8 mA +8 mA +0.4 VDDIO – +0.4
RX_ER/RXD4 -8 mA +8 mA +0.4 VDDIO – +0.4
RX_DV -8 mA +8 mA +0.4 VDDIO – +0.4
RX_CLK/REGOFF -8 mA +8 mA +0.4 VDDIO – +0.4
CRS/PHYAD4 -8 mA +8 mA +0.4 VDDIO – +0.4
COL/RMII/CRS_DV -8 mA +8 mA +0.4 VDDIO – +0.4
MDC 0.68 * VDDIO 0.4 * VDDIO
MDIO 0.68 * VDDIO 0.4 * VDDIO -8 mA +8 mA +0.4 VDDIO – +0.4
nINT/TX_ER/TXD4 0.68 * VDDIO 0.4 * VDDIO -8 mA +8 mA +0.4 3.6
TABLE 7-6: LAN INTERFACE SIGNALS
Name V
IH
V
IL
I
OH
I
OL
V
OL
V
OH
TXP
See Table 7-12, “100Base-TX Transceiver Characteristics,” on page 62 and Table 7-13,
“10BASE-T Transceiver Characteristics,” on page 62.
TXN
RXP
RXN
TABLE 7-7: LED SIGNALS
Name V
IH
(V) V
IL
(V) I
OH
I
OL
V
OL
(V) V
OH
(V)
SPEED100/PHYAD0 0.68 * VDDIO 0.4 * VDDIO -12 mA +12 mA +0.4 VDDIO – +0.4
LINK/PHYAD1 0.68 * VDDIO 0.4 * VDDIO -12 mA +12 mA +0.4 VDDIO – +0.4
ACTIVITY/PHYAD2 0.68 * VDDIO 0.4 * VDDIO -12 mA +12 mA +0.4 VDDIO – +0.4
FDUPLEX/PHYAD3 0.68 * VDDIO 0.4 * VDDIO -12 mA +12 mA +0.4 VDDIO – +0.4