KSZ8995X Micrel Inc, KSZ8995X Datasheet - Page 15

• 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

Note:
1. P = Power supply
December 2003
KS8995X
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
114
113
109
112
115
119
110
47
48
11
20
26
33
10
19
25
32
84
87
86
85
5
4
RESERVE/NC
PWRDN_N
Pin Name
Reserved
Reserved
SCANEN
SCONF0
SCONF1
RST_N
RXM1
RXM2
RXM3
RXM4
RXM5
SCOL
SCRS
RXP1
RXP2
RXP3
RXP4
RXP5
PS0
PS1
SCL
Type
Ipd/O
Ipd/O
Ipd
Ipd
Ipu
Ipu
Ipd
I/O
Ipd
Ipd
I
I
I
I
I
I
I
I
I
I
(1)
Port
All
All
All
1
2
3
4
5
1
2
3
4
5
Pin Function
No connect or pull down
No connect or pull down
Full-chip power down. Active low.
Reserved pin. No connect.
No connect
No connect
Reset the KS8995X. Active low.
Physical receive signal - (differential)
Physical receive signal - (differential)
Physical receive signal - (differential)
Physical receive signal - (differential)
Physical receive signal - (differential)
Physical receive signal + (differential)
Physical receive signal + (differential)
Physical receive signal + (differential)
Physical receive signal + (differential)
Physical receive signal + (differential)
Factory test pin
Output clock at 81KHz in I2C master mode. See “pin# 113.”
Switch MII collision detect
Dual MII configuration pin
Dual MII configuration pin
Pin# (91, 86, 87):
000
001
010
011
100
101
110
111
Switch MII carrier sense
15
Switch MII
Disable, Otri
PHY Mode MII
MAC Mode MII
PHY Mode SNI
Disable
PHY Mode MII
MAC Mode MII
PHY Mode SNI
PHY [5] MII
Disable, Otri
Disable, Otri
Disable, Otri
Disable, Otri
Disable
PHY Mode MII
PHY Mode MII
PHY Mode MII
M9999-120403
Micrel