KSZ8995X Micrel Inc, KSZ8995X Datasheet - Page 8

• Manufacturer Part Number: KSZ8995X
• Description: 5 Port 10/100 Switch With PHY And Frame Buffers
• Manufacturer: Micrel Inc

Specifications of KSZ8995X

• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1642 - BOARD EVALUATION FOR KSZ8995XA
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-1041

KS8995X
Pin Description (by Number)
Note:
1. P = Power supply
M9999-120403
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 pull-down
Otri = Output tristated
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
Pin Name
VDDAR
VDDAR
VDDAT
VDDAT
VDDAT
TEST1
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
RXM1
RXM2
RXM3
RXM4
RXP1
TXM1
RXP2
TXM2
RXP3
TXM3
RXP4
TXM4
TXP1
TXP2
TXP3
TXP4
ISET
Type
Gnd
Gnd
Gnd
Gnd
Gnd
Gnd
Gnd
NC
P
O
O
P
O
O
P
P
O
O
P
O
O
I
I
I
I
I
I
I
I
(1)
Port
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
4
Pin Function
NC for normal operation. Factory test pin.
Analog ground
1.8V analog V
Physical receive signal + (differential)
Physical receive signal - (differential)
Analog ground
Physical transmit signal - (differential)
Physical transmit signal + (differential)
2.5V analog V
Physical receive signal + (differential)
Physical receive signal - (differential)
Analog ground
Physical transmit signal - (differential)
Physical transmit signal + (differential)
1.8V analog V
Analog ground
Set physical transmit output current. Pull-down with a 3.01k 1%
resistor.
2.5V analog V
Physical receive signal + (differential)
Physical receive signal - (differential)
Analog ground
Physical transmit signal - (differential)
Physical transmit signal + (differential)
2.5V analog V
Physical receive signal + (differential)
Physical receive signal - (differential)
Analog ground
Physical transmit signal - (differential)
Physical transmit signal + (differential)
Analog ground
8
DD
DD
DD
DD
DD
December 2003
Micrel