KS8995MA Micrel Inc, KS8995MA Datasheet - Page 12

• Manufacturer Part Number: KS8995MA
• Description: IC SWITCH 10/100 5PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8995MA

• 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
• 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

KS8995MA
M9999-051305
Note:
1. P = Power supply.
2. PU = Strap pin pull-up.
Pin Number
I = Input.
O = Output.
I/O = Bidirectional.
Gnd = Ground.
Ipu = Input w/ internal pull-up.
Ipd = Input w/ internal pull-down.
Ipd/O = Input w/ internal pull-down during reset, output pin otherwise.
Ipu/O = Input w/ internal pull-up during reset, output pin otherwise.
NC = No connect.
PD = Strap pin pull-down.
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
Pin Name
SMRXD1
SMRXD0
SCONF1
SCONF0
LED5-2
LED5-1
LED5-0
LED4-2
LED4-1
LED4-0
LED3-2
LED3-1
GNDD
SCRS
VDDC
SCOL
Otri = Output tristated.
Fulld = Full duplex.
Type
Ipd/O
Ipd/O
Ipd/O
Ipd/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Gnd
Ipd
Ipd
P
(1)
Port
5
5
5
4
4
4
3
3
Pin Function
100Mbps mode; PU = switch MII in 10Mbps mode.
PD (default) = mode 0; PU = mode 1. See “Register 11.”
LEDX_2
LEDX_1
LEDX_0
Dual MII configuration pin.
Pin (91, 86, 87):
000
001
010
011
100
101
110
111
Dual MII configuration pin.
Digital ground.
1.8V digital core V
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.”
LED indicator 0
LED indicator 2
LED indicator 1
LED indicator 0
LED indicator 2
LED indicator 1
Switch MII receive bit 1. Strap option: PD (default) = switch MII in
Switch MII receive bit 0. Strap option: LED mode
Switch MII collision detect.
Switch MII carrier sense.
12
(2)
DD
.
Switch MII
Disable, Otri
PHY Mode MII
MAC Mode MII
PHY Mode SNI
Disable
PHY Mode MII
MAC Mode MII
PHY Mode SNI
Mode 0
Lnk/Act
Fulld/Col
Speed
PHY [5] MII
Disable, Otri
Disable, Otri
Disable, Otri
Disable, Otri
Disable
PHY Mode MII
PHY Mode MII
PHY Mode MII
Mode 1
100Lnk/Act
10Lnk/Act
Full duplex
Micrel, Inc.
May 2005