KSZ8993 Micrel Inc, KSZ8993 Datasheet - Page 7

• Manufacturer Part Number: KSZ8993
• Description: IC SWITCH 10/100 3PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8993

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Number Of Primary Switch Ports: 3
• Internal Memory Buffer Size: 64
• Operating Supply Voltage (typ): 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): 2.75/3.6V
• Operating Supply Voltage (min): 2.35V
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-1032

Note 1.
May 2005
KS8993
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
Pwr = power supply
GND = ground
I = input
O = output
I/O = bi-directional
GND_RCV[2]
VDD_RCV[2]
GND_RCV[3]
VDD_RCV[3]
Pin Name
FFLOW2#
FFLOW1#
MRXCLK
MTXD[3]
MTXD[2]
MTXD[1]
MTXD[0]
MTXCLK
MRXD[3]
MRXD[2]
MRXD[1]
MRXD[0]
MCOLIN
VDD_IO
TEST[1]
TEST[2]
DISAN3
MRXDV
MTXEN
MTXER
VMDIS
MIIS[1]
MIIS[0]
MCOL
MCRS
PV32
PV31
PV23
PV21
PV13
PV12
GND
GND
VDD
Type
GND
GND
GND
GND
Pwr
Pwr
Pwr
I/O
I/O
I/O
(Note 1)
P
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Port
2
2
3
3
2
3
3
2
1
2
1
1
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Pin Function
Factory test pin
Factory test pin
Ground for clock recovery circuitry
2.5V for clock recovery circuitry
Ground for clock recovery circuitry
2.5V for clock recovery circuitry
DIScard VLAN Mismatch packets
Force flow control on port 2
Port 3 VLAN Port mask bit 1
Port 3 VLAN Port mask bit 0
Port 2 VLAN Port mask bit 2
Force flow control on port 1
Port 2 VLAN Port mask bit 0
Port 1 VLAN Port mask bit 2
Port 1 VLAN Port mask bit 1
Port 3 auto-negotiation disable (pull this down to enable port 3 auto
negotiation)
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 output clock
MII receive data valid
MII receive bit 3
MII receive bit 2
MII receive bit 1
MII receive bit 0
2.5V or 3.3V for MII interface, LEDs and other digital I/O
Ground for digital circuitry
MII input clock
MII collision detect output
MII carrier sense
MII collision detect input
MII mode select bit 1
MII mode select bit 0
7
KS8993
Micrel