LAN8804SLASHZMXC1 datasheet(69/91 Pages) MICROCHIP

69 / 91 page

LAN8804

DS00003591G-page 69

Note 6-12

Measured at line side of transformer, line replaced by 100 (±1%) resistor.

Note 6-13

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

Note 6-14

Peak to Peak, measured differentially.

Note 6-15

Measured with 100 resistive load.

Note 6-16

Measured differentially following the twisted-pair model with a 100 resistive load.

Note 6-17

5 MHz square wave.

TABLE 6-11: 100BASE-TX TRANSCEIVER CHARACTERISTICS

Parameter

Symbol

Min

Typ

Max

Units

Notes

Peak Differential Output Voltage

ANSI X3.263 clause 9.1.2.2

VOUT

±0.95

—

±1.05

Note 6-12

Signal Amplitude Symmetry

ANSI X3.263 clause 9.1.4

VSS

—

Note 6-12

Signal Rise and Fall Time

ANSI X3.263 clause 9.1.6

TRF

—

Note 6-12

Rise and Fall Symmetry

ANSI X3.263 clause 9.1.6

TRFS

—

0.5

Note 6-12

Duty Cycle Distortion

ANSI X3.263 clause 9.1.8

DCD

—

±0.25

Note 6-13

Overshoot and Undershoot

ANSI X3.263 clause 9.1.3

VOS

—

Output Jitter

ANSI X3.263 clause 9.1.9

—

0.7

1.4

Note 6-14

Reference Voltage of

ISET

(using 6.04kΩ - 1% resistor)

VSET

—

0.61

—

TABLE 6-12: 10BASE-T/10BASE-Te TRANSCEIVER CHARACTERISTICS

Parameter

Symbol

Min

Typ

Max

Units

Notes

Transmitter Peak Differential Output

Voltage

IEEE 802.3 clause 14.3.1.2.1

VOUT

10BASE-T

2.2

2.5

2.8

Note 6-15

VOUT

10BASE-Te

1.54

—

1.96

Note 6-15

Output Jitter

IEEE 802.3 clause 14.3.1.2.3

—

1.8

3.5

Note 6-16

Signal Rise and Fall Time

TRF

—

Receiver Differential Squelch Threshold

IEEE 802.3 clause 14.3.1.3.2

VDS

300

400

—

Note 6-17

LAN8804/ZMXC1 Datasheet(PDF) 69 Page - Microchip Technology

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