KSZ8993M データシートの表示（PDF） - Micrel

部品番号

コンポーネント説明

メーカー

KSZ8993M

Integrated 3-Port 10/100 Managed Switch with PHYs

Micrel 

Micrel, Inc.

Revision History

Revision

1.00

1.01

1.02

Date

5/14/03

5/28/03

12/8/03

1.03

9/22/04

1.04

1.05

1.06

1.06a

4/12/05

2/14/05

2/13/07

10/28/08

KSZ8993M/ML

Summary of Changes

Created.

Added KS8993MI availability in Q4 2003.

Changed VDDIO, VDDATX and VDDARX supply voltages

from 3.3V to (3.3V or 2.5V).

Changed [PS1,PS0] = [1,1] setting from Reserved to SMI mode.

Changed Special Tagging Mode to Upstream Special Tagging Mode

(Switch port 3 to processor support only).

Updated recommended magnetic manufacturer list.

Added 25MHz crystal/oscillator clock’s ppm spec. in Pin Description.

Updated I2C Slave Serial Bus Configuration section.

Updated KSZ8993MI availability to from Q1 2004.

Added KS8993ML to General Description (page 1) and to the Functional

Description.

Updated Part Ordering Information table.

Updated pin description for pin 22 to the following:

VDDC: For KS8993M, this is an input power pin for the 1.8V digital

core VDD.

VOUT_1V8: For KS8993ML, this is an 1.8V output power pin to

supply the KS8993ML’s input power pins: VDDAP

(pin 63), VDDC (pins 91, 123), and VDDA (pins 38,

43, 57).

Updated pin description for P1LED3 (pin 25) to indicate that an external

1K pull-down is needed if a LED is connected.

Updated pin description for MDIO (pin 95) to indicate that an external

4.7K pull-up is needed if this pin is in used.

Changed the aging period from 300 +/–75 seconds to about 200 seconds.

Updated Electrical Characteristics (VIH, VIL, VOH, VOL).

Transferred to new format.

Removed references to 2.5V operation

Added reset circuit recommendation

Updated to add Pb-Free spwcifications

Add the P/N KSZ8993I into the Ordering information table

Add the P/N KSZ8993MLI into the Ordering information table

Modify the current consumption table from board to device.

October 2008

5

M9999-020606

Share Link: