ksz8051mlli Micrel Semiconductor, ksz8051mlli Datasheet - Page 10

• Manufacturer Part Number: ksz8051mlli
• Description: 10base-t/100base-tx Physical Layer Transceiver
• Manufacturer: Micrel Semiconductor

Micrel, Inc.
Pin Description – KSZ8051MLL (Continued)
July 2010
Pin Number
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
Pin Name
NC
RXDV /
CONFIG2
RXC /
B-CAST_OFF
RXER /
ISO
GND
VDD_1.2
INTRP /
NAND_Tree#
TXC
TXEN
TXD0
TXD1
GND
TXD2
TXD3
COL /
CONFIG0
CRS /
CONFIG1
Type
-
Ipd/O
Ipd/O
Ipd/O
Gnd
P
Ipu/Opu
I/O
I
I
I
Gnd
I
I
Ipd/O
Ipd/O
(1)
Pin Function
No connect
MII Mode:
Config Mode:
MII Mode:
Config Mode:
MII Mode:
Config Mode:
Ground
1.2V core V
Decouple with 0.1uF capacitor to ground, and join with pin 4 by power trace or plane.
Interrupt Output: Programmable Interrupt Output
This pin has a weak pull-up, is open-drain like, and requires an external 1.0KΩ
pull-up resistor.
Config Mode:
MII Mode:
MII Back-to-Back Mode:
MII Mode:
MII Mode:
MII Mode:
Ground
MII Mode:
MII Mode:
MII Mode:
Config Mode:
MII Mode:
Config Mode:
DD
The pull-up/pull-down value is latched as CONFIG2 at the
de-assertion of reset. See Strapping Options section for details.
The pull-up/pull-down value is latched as B-CAST_OFF at the
de-assertion of reset. See Strapping Options section for details.
(power supplied by KSZ8051MLL)
The pull-up/pull-down value is latched as NAND Tree# at the
de-assertion of reset. See Strapping Options section for details.
The pull-up/pull-down value is latched as CONFIG0 at the
de-assertion of reset. See Strapping Options section for details.
The pull-up/pull-down value is latched as ISOLATE at the
de-assertion of reset. See Strapping Options section for details.
The pull-up/pull-down value is latched as CONFIG1 at the
de-assertion of reset. See Strapping Options section for details.
MII Receive Data Valid Output /
MII Receive Clock Output
MII Receive Error Output /
MII Transmit Enable Input
MII Transmit Data Input[0]
MII Transmit Data Input[1]
MII Transmit Data Input[2]
MII Transmit Data Input[3]
MII Collision Detect Output /
MII Carrier Sense Output /
10
MII Transmit Clock Output
MII Transmit Clock Input
(3)
(3)
(3)
(3)
M9999-071210-1.0
KSZ8051MLL