KSZ8995MA Micrel Inc, KSZ8995MA Datasheet - Page 17

• Manufacturer Part Number: KSZ8995MA
• Description: IC SWITCH 10/100 5PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8995MA

• Data Rate: 100Mbps
• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• No. Of Ports: 5
• Ethernet Type: IEEE 802.3u
• Supply Voltage Range: 1.7V To 1.9V, 3.15V To 3.45V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: QFP
• No. Of Pins: 128
• 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
• Interface Type: MII, SNI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1607 - BOARD EVAL EXPERIMENT KSZ8995MA
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-1039

Note:
1. P = Power supply.
May 2005
KS8995MA
Pin Number
I = Input.
O = Output.
I/O = Bidirectional.
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.
NC = No connect.
114
113
115
119
55
54
53
52
51
56
47
48
11
20
26
33
10
19
25
32
84
87
57
5
4
PWRDN_N
RESERVE
Pin Name
PMTXEN
PMTXER
SCANEN
PMTXD0
PMTXD1
PMTXD2
PMTXD3
SCONF0
PMTXC
RST_N
RXM1
RXM2
RXM3
RXM4
RXM5
SCOL
RXP1
RXP2
RXP3
RXP4
RXP5
PS0
PS1
Type
Ipd/O
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
Ipu
NC
Ipu
Ipd
Ipd
O
I
I
I
I
I
I
I
I
I
I
(1)
Port
1
2
3
4
5
5
5
5
5
5
5
5
1
2
3
4
5
Pin Function
PHY[5] MII transmit clock. PHY mode MII.
PHY[5] MII transmit bit 0.
PHY[5] MII transmit bit 1.
PHY[5] MII transmit bit 2.
PHY[5] MII transmit bit 3.
PHY[5] MII transmit enable.
PHY[5] MII transmit error.
Serial bus configuration pin. See “Pin 113.”
Serial bus configuration pin.
If EEPROM is not present, the KS8995MA will start itself with chip
default (00)...
Pin Configuration
PS[1:0]=00
PS[1:0]=01
PS[1:0]=10
PS[1:0]=11
Full-chip power down. Active low.
Reserved pin. No connect.
Reset the KS8995MA. 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).
NC for normal operation. Factory test pin.
Switch MII collision detect.
Dual MII configuration pin.
17
Serial Bus Configuration
I
SPI Slave Mode for CPU Interface
Factory Test Mode (BIST)
Reserved
2
C Master Mode for EEPROM
M9999-051305
Micrel, Inc.