KS8995MI Micrel Inc, KS8995MI Datasheet - Page 10

• Manufacturer Part Number: KS8995MI
• Description: IC SWITCH 10/100 5PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8995MI

• 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): 85C
• Operating Temperature (min): -40C
• 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: Industrial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: 576-1017 - BOARD EVAL EXPERIMENT KS8995M
• Lead Free Status / RoHS Status: Not Compliant, Contains lead / RoHS non-compliant
• Other names: 576-1020

KS8995M
Note:
1. P = Power supply
M9999-062309
Pin Number
I = Input
O = Output
I/O = Bi-directional
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
PU = Strap pin pull-up
PD = Strap pin pull-down
Otri = Output tristated
NC = No Connect
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
PWRDN_N
RESERVE
Pin Name
PMTXEN
PMTXER
PMTXD3
PMTXD2
PMTXD1
PMTXD0
VDDAR
VDDAR
PMTXC
VDDAT
FXSD5
FXSD4
GNDA
GNDA
GNDA
GNDA
GNDD
GNDD
RXM5
MUX1
MUX2
VDDC
RXP5
TXM5
TXP5
Type
Gnd
Gnd
Gnd
Gnd
Gnd
Gnd
NC
NC
Ipu
NC
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
O
O
P
P
P
P
O
I
I
I
I
(1)
Port
5
5
5
5
5
4
5
5
5
5
5
5
5
Pin Function
Physical receive signal + (differential)
Physical receive signal - (differential)
Analog ground
Physical transmit signal - (differential)
Physical transmit signal + (differential)
2.5V analog V
Fiber signal detect/factory test pin, pull-down for TX mode
Fiber signal detect/factory test pin, pull-down for TX mode
Analog ground
1.8V analog V
Analog ground
1.8V analog V
Analog ground
MUX1 and MUX2 should be left unconnected for normal operation.
They are factory test pins.
Mode
Normal Operation
Remote Analog Loopback Mode for Testing only
Reserved
Power Save Mode for Testing only
Full-chip power down. Active low.
Reserved pin. No connect.
Digital ground
1.8V digital core V
PHY[5] MII transmit enable
PHY[5] MII transmit bit 3
PHY[5] MII transmit bit 2
PHY[5] MII transmit bit 1
PHY[5] MII transmit bit 0
PHY[5] MII transmit error
PHY[5] MII transmit clock. PHY mode MII.
Digital ground
10
DD
DD
DD
DD
Mux1
NC
0
1
1
Micrel, Inc.
June 2009
Mux2
NC
1
0
1