TNETE2201

1.25-GIGABIT ETHERNET TRANSCEIVER

SLLS267D – JUNE 1997 – REVISED FEBRUARY 1999

10

POST OFFICE BOX 655303

electrical characteristics over recommended operating conditions (unless otherwise noted)

TTL Signals: TD0 .. TD9, REFCLK, LOOPEN, SYNCEN, SYNC, RD0 .. RD9, RBC0, RBC1, LCKREFN

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOH

High-level output voltage

VCC = MIN,

IOH = – 400 µA

2.4

3

V

VOL

Low-level output voltage

VCC = MIN,

IOL = 1 mA

0.25

0.4

V

VIH

High-level input voltage

2

5.5

V

VIL

Low-level input voltage

0.8

V

IIH

Input High current

VCC = MAX,

VI = 2.4 V

40

µA

IIH

Input High current

REFCLK

VCC = MAX,

VI = 2.4 V

900

µA

IIL

Input Low current

VCC = MAX,

VI = 0.4 V

–40

µA

IIL

Input Low current

REFCLK

VCC = MAX,

VI = 0.4 V

–900

µA

Input capacitance

4

pF