KSZ8995X Micrel Inc, KSZ8995X Datasheet - Page 12

• 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
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
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
Pin Name
Reserved
Reserved
SCANEN
TESTEN
VDDAP
VDDAR
RST_N
TEST2
GNDD
GNDA
GNDA
GNDA
VDDC
SDA
SCL
PS1
PS0
NC
X1
X2
Type
Gnd
Gnd
Gnd
Gnd
Ipd
Ipd
Ipu
Ipd
Ipd
NC
I/O
I/O
P
O
P
P
I
(1)
Port
All
All
All
All
Pin Function
No connect
Output clock at 81KHz in I2C master mode.
Serial data input/output in I2C master mode.
No connect
No connect or pull-down.
No connect or pull-down.
Reset the KS8995X. Active low.
Digital ground
1.8V digital core V
Factory test pin.
Factory test pin.
No connection
25MHz crystal clock connection/or 3.3V tolerant oscillator input.
Oscillator should be 100ppm.
25MHz crystal clock connection.
1.8V analog V
Analog ground
1.8V analog V
Analog ground
Analog ground
Factory test pin
12
DD
DD
for PLL
DD
December 2003
Micrel