KSZ8995X Micrel Inc, KSZ8995X Datasheet - Page 3
![5 Port 10/100 Switch With PHY And Frame Buffers](/photos/6/81/68152/576-128-pqfp_sml.jpg)
KSZ8995X
Manufacturer Part Number
KSZ8995X
Description
5 Port 10/100 Switch With PHY And Frame Buffers
Manufacturer
Micrel Inc
Specifications of KSZ8995X
Applications
*
Mounting Type
Surface Mount
Package / Case
128-MQFP, 128-PQFP
Number Of Primary Switch Ports
5
Internal Memory Buffer Size
64
Operating Supply Voltage (typ)
1.8/2.5/3.3V
Fiber Support
Yes
Integrated Led Drivers
Yes
Phy/transceiver Interface
MII/SNI
Power Supply Type
Analog/Digital
Package Type
PQFP
Data Rate (typ)
10/100Mbps
Vlan Support
Yes
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Pin Count
128
Mounting
Surface Mount
Jtag Support
No
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
576-1642 - BOARD EVALUATION FOR KSZ8995XA
Lead Free Status / RoHS Status
Compliant, Lead free / RoHS Compliant
Other names
576-1041
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KSZ8995X
Manufacturer:
KENDIN
Quantity:
8
Company:
Part Number:
KSZ8995XA
Manufacturer:
MICREL
Quantity:
1 334
Company:
Part Number:
KSZ8995XA
Manufacturer:
MICREL30
Quantity:
348
Part Number:
KSZ8995XA
Manufacturer:
MICREL
Quantity:
20 000
Revision History
December 2003
KS8995X
Revision Date
1.08
1.09
1.10
1.11
1.12
1.13
4/01/02
5/20/02
10/9/02
10/24/02
5/20/03
8/29/03
Summary of Changes
Created.
Changed MII setting descriptions. Changed pu/pd descriptions for SMRXD2.
Changed pu/pd description for forced flow control.
Edited large packet sizes back in, also in “Register 4.”
Added in typical supply current numbers for 100BaseTX and 10BaseTX operation.
Added in note for illegal half-duplex, force flow control.
Added extra X1 clock input description.
Updated to chip only current numbers.
“Register 4” and “Pin Description” PMRXER correction.
Changed SMRXC and SMTXC to I/O. Input in MAC mode, output in PHY mode MII. Changed polarity of
TXP and TXM pins. “Electrical Characteristics” modified current consumption to chip only numbers.
Added description for no dropped packets in half duplex mode. Added recommended operating
conditions. Added Idle mode current consumption. Added “Selection of Isolation Transformers.”
Added 3.01k resistor instructions for ISET “Pin Description.” Changed Polarity of transmit pairs in
“Pin Description.” Changed description for register 2, bit 1, in “Register Description.”
Added “Reset Tming.” Added “QoS Description.” “Register 3” changed 802.1x to 802.3x. “Register 6”
changed default column to disable flow control for pull-down, and enable flow control for pull up.
“Register 29” and “MIIM Register 0” indicate loop back is at the PHY
Removed caption under table in “Register 18.” Changed definition of MDI/MDIX in “Register 29,”
“Register 30,” “MIIM Register 0.”
Refer to 8995XA data sheet.
Convert to new format.
3
M9999-120403
Micrel