KS8995E Micrel Inc, KS8995E Datasheet - Page 8

• Manufacturer Part Number: KS8995E
• Manufacturer: Micrel Inc

Specifications of KS8995E

• Number Of Primary Switch Ports: 5
• 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: Not Compliant

KS8995E
Note 1.
KS8995E
Pin Number
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
P = power supply
GND = ground
I = input
O = output
I/O = bi-directional
GND_RCV[5]
VDD_RCV[5]
VDD_RCV[4]
GND_RCV[4]
GND_RCV[3]
VDD_RCV[3]
GND_TX[5]
VDD_TX[5]
Pin Name
MRXD[3]
MRXD[2]
MRXD[1]
MRXD[0]
MTXD[3]
MTXD[2]
MTXD[1]
MTXD[0]
MII_CLK
FXSD[2]
FXSD[3]
FXSD[4]
FXSD[5]
TEST[1]
TEST[2]
MRXDV
MTXEN
MTXER
VDD-IO
TXM[5]
P5EXT
TXP[5]
MCOL
P5SNI
GND
GND
SDA
VDD
SCL
N/C
Type
GND
GND
GND
GND
GND
GND
I/O
O
O
P
P
P
P
O
P
O
O
O
O
O
O
O
P
(Note 1)
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Port
5
5
5
5
2
3
4
5
5
5
4
4
3
3
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Pin Function
Not used - float for normal operation (no connect)
Physical transmit signal + (differential)
Physical transmit signal - (differential)
Ground for transmit circuitry
2.5V for transmit circuitry
Fiber signal detect
Fiber signal detect
Fiber signal detect
Fiber signal detect
Ground for clock recovery circuitry
2.5V for clock recovery circuitry
2.5V for clock recovery circuitry
Ground for clock recovery circuitry
Ground for clock recovery circuitry
2.5V for clock recovery circuitry
Factory test pin – float for normal operation
Factory test pin – float for normal operation
Clock for EEPROM
Serial data for EEPROM
2.5V for core digital circuitry
Ground for digital circuitry
MII transmit enable
MII transmit bit 3
MII transmit bit 2
MII transmit bit 1
MII transmit bit 0
MII transmit error
MII clock
MII receive data valid
MII receive bit 3
MII receive bit 2
MII receive bit 1
MII receive bit 0
MII collision detect
2.5V or 3.3V for MII interface
Ground for digital circuitry
External port 5 selector
External port 5 mode selector
8
August 2003
Micrel