LAN8820 datasheet(64/83 Pages) MICROCHIP

64 / 83 page

LAN8820/LAN8820I

DS00001871B-page 64

 2009-2015 Microchip Technology Inc.

Note 5-9

IEEE 802.ab distortion processing

Note 5-10

Measured at line side of transformer, line replaced by 100

 (+/- 1%) resistor.

Note 5-11

Offset from 16nS pulse width at 50% of pulse peak.

Note 5-12

Measured differentially.

Note 5-13

Min/max voltages guaranteed as measured with 100

 resistive load.

TABLE 5-9:

100BASE-TX TRANSCEIVER CHARACTERISTICS

Parameter

Symbol

Min

Typ

max

units

notes

Peak Differential Output Voltage High

VPPH

950

1050

mVpk

Note 5-10

Peak Differential Output Voltage Low

VPPL

-950

-1050

mVpk

Note 5-10

Signal Amplitude Symmetry

VSS

102

Note 5-10

Signal Rise and Fall Time

TRF

3.0

5.0

Note 5-10

Rise and Fall Symmetry

TRFS

0.5

Note 5-10

Duty Cycle Distortion

DCD

Note 5-11

Overshoot and Undershoot

VOS

Jitter

1.4

Note 5-12

TABLE 5-10:

10BASE-T TRANSCEIVER CHARACTERISTICS

Parameter

Symbol

Min

Typ

Max

Units

Notes

Transmitter Peak Differential Output Voltage

VOUT

2.2

2.5

2.8

Note 5-13

Receiver Differential Squelch Threshold

VDS

300

420

585

LAN8820 Datasheet(PDF) 64 Page - Microchip Technology

LAN8820 Datasheet(HTML) 64 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83

Datasheet Download

Link URL