LAN8820I datasheet(78/83 Pages) MICROCHIP

78 / 83 page

LAN8820/LAN8820I

DS00001871B-page 78

 2009-2015 Microchip Technology Inc.

APPENDIX A:

DATA SHEET REVISION HISTORY

TABLE 6-2:

REVISION HISTORY

Revision Level & Date

Section/Figure/Entry

Correction

DS00001871B

(10-13-15)

Trademark and Sales office listings updated.

All: (Cover, Figure 2-1,

Table 2-3, Table 2-6,

Table 2-8, Table 3-4,

Section 4.3.2, Section 5.6)

Removed references to 125MHz single-ended

clock support and the REF_SEL configuration

strap.

Table 2-3

Updated CONFIG3 pin description to correct list of

connection pins.

Section 4.2.10

Updated bit 11 description (active only when

Manual Config. Enable is 1).

Section 4.2.16

• Added note to MOD bits: “The MOD bits

should not be modified and must be preserved

when writing to this register.”

• Updated bits 8:3 description to indicate they

must be written with specific values.

Section 5.6

Updated second sentence to “If the single-ended

clock oscillator method is implemented, XO should

be left unconnected and XI should be driven with a

nominal 0V-VDD25IO clock signal.”

DS00001871A (12-09-14)

Section 3.6.1, "Hardware

Reset (nRESET)," on

page 22

Updated section with additional details on power-

up sequencing requirements.

Section 5.5.3, "Power-On

Hardware Reset Timing," on

page 67

Updated section with additional details on power-

up sequencing requirements. Section title and

included figures/tables updated.

Rev. 1.1 (06-03-13)

Section 4.2.4, "PHY

Identifier 2 Register," on

page 38

Corrected bits 9:4 default values from 0Ch to 0Eh

Table 2-3, “LED &

Configuration Pins,” on

page 7, Table 3-4,

“Configuration Straps,” on

page 24, Note 4-8 on

page 49, FIGURE 3-3:

RGMII Modes of Operation

on page 19

Updated RGMII_ID_MODE description to correct

polarity: 1=delay enabled, 0=delay disabled.

Section 5.3, "Power

Consumption," on page 61

Updated power consumption numbers

Table 2-3, “LED &

Configuration Pins,” on

page 7, Table 2-6,

“Miscellaneous Pins,” on

page 9, Table 3-4,

“Configuration Straps,” on

page 24, Section 5.6, "Clock

Circuit," on page 75

Updated XI and REFCLK_SEL definitions/info for

clarity.

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