KSZ8995X Micrel Inc, KSZ8995X Datasheet - Page 9

• 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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
RESERVE/NC
NC / MUX1
NC / MUX2
PWRDN_N
Pin Name
PMRXDV
PMTXEN
PMTXER
PMRXD3
PMTXD3
PMTXD2
PMTXD1
PMTXD0
PMRXC
VDDAR
VDDAR
VDDAR
PMTXC
VDDAT
FXSD5
FXSD4
VDDIO
GNDA
GNDA
GNDA
GNDA
GNDD
GNDD
RXM5
VDDC
RXP5
TXM5
TXP5
Type
Ipd/O
Ipd/O
Gnd
Gnd
Gnd
Gnd
Gnd
Gnd
Ipu
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
P
O
O
P
P
P
P
O
P
O
I
I
I
I
I
I
(1)
Port
5
5
5
5
5
4
5
5
5
5
5
5
5
5
5
5
Pin Function
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
Fiber signal detect/factory test pin
Fiber signal detect/factory test pin
Analog ground
1.8V analog V
Analog ground
1.8V analog V
Analog ground
No connect. Factory test pin.
No connect. Factory test pin.
Full-chip power down. Active low.
Reserved pin. No connect.
Digital ground
1.8V digital core V
PHY[5] MII transmit enable
PHY[5] MII transmit bit 3
PHY[5] MII transmit bit 2
PHY[5] MII transmit bit 1
PHY[5] MII transmit bit 0
PHY[5] MII transmit error
PHY[5] MII transmit clock. PHY mode MII.
Digital ground
3.3/2.5V digital V
PHY[5] MII receive clock. PHY mode MII.
PHY[5] MII receive data valid
PHY[5] MII receive bit 3. Strap option: PD (default) = enable flow
control; PU = disable flow control.
9
DD
DD
DD
DD
DD
DD
for digital I/O circuitry
M9999-120403
Micrel