KS8995M Micrel Inc, KS8995M Datasheet - Page 34

• Manufacturer Part Number: KS8995M
• Description: IC SWITCH 10/100 5PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8995M

• 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 Supply Voltage (max): 1.9/2.6/3.6V
• Operating Supply Voltage (min): 1.7/2.4/3V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1017 - BOARD EVAL EXPERIMENT KS8995M
• Lead Free Status / RoHS Status: Not Compliant, Lead free / RoHS Compliant

KS8995M
M9999-062309
Pin #
113
114
128
86
87
90
91
Pin Name
SCONF1
SCONF0
LED5-2
LED5-1
TEST2
PS1
PS0
PU/PD
Ipu/O
Ipu/O
NC
Ipd
Ipd
Ipd
Ipd
Description
Dual MII configuration pin.
Pin# (91, 86, 87):
000
001
010
011
100
101
110
111
Dual MII configuration pin.
LED indicator 2. Strap option: Aging setup. See “Aging” section.
PU (default) = Aging Enable; PD = Aging disable.
LED indicator 1. Strap option: PU (default): enable PHY MII I/F. PD: tristate all PHY
MII output. See “pin# 86 SCONF1. ”
Serial bus configuration pin
If EEPROM is not present, the KS8995M will start itself with chip
default (00)...
Pin Configuration
PS[1:0]=00
PS[1:0]=01
PS[1:0]=10
PS[1:0]=11
Serial bus configuration pin. See “pin# 113.”
NC for normal operation. Factory test pin.
34
Switch MII
Disable, Otri
PHY Mode MII
MAC Mode MII
PHY Mode SNI
Disable
PHY Mode MII
MAC Mode MII
PHY Mode SNI
Serial Bus Configuration
I2C Master Mode for EEPROM
Reserved
SPI Slave Mode for CPU Interface
Factory Test Mode (BIST)
PHY [5] MII
Disable, Otri
Disable, Otri
Disable, Otri
Disable, Otri
Disable
PHY Mode MII
PHY Mode MII
PHY Mode MII
Micrel, Inc.
June 2009