KS8842-16MQL Micrel Inc, KS8842-16MQL Datasheet - Page 89
![IC SWITCH 10/100 16BIT 128PQFP](/photos/6/81/68152/576-128-pqfp_sml.jpg)
KS8842-16MQL
Manufacturer Part Number
KS8842-16MQL
Description
IC SWITCH 10/100 16BIT 128PQFP
Manufacturer
Micrel Inc
Specifications of KS8842-16MQL
Applications
*
Mounting Type
Surface Mount
Package / Case
128-MQFP, 128-PQFP
Number Of Primary Switch Ports
2
Internal Memory Buffer Size
32
Operating Supply Voltage (typ)
3.3V
Fiber Support
Yes
Integrated Led Drivers
Yes
Phy/transceiver Interface
MII
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 Supply Voltage (max)
3.5V
Operating Supply Voltage (min)
3.1V
Operating Temperature Classification
Commercial
Data Rate
100Mbps
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
KS8842-PMQL-EVAL - EVAL KIT EXPERIMENTAL KS8842KS8842-16MQL-EVAL - EVAL KIT EXPERIMENTAL KS8842
Lead Free Status / RoHS Status
Not Compliant, Lead free / RoHS Compliant
Other names
576-1458
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Bank 45 PHY 1 MII-Register Basic Control Register (0x00): P1MBCR
This register contains Media Independent Interface (MII) register for switch port 1 as defined in the IEEE 802.3
specification.
Micrel, Inc.
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
October 2007
Default
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
R/W
RO
RW
RW
RW
RW
RO
RW
RW
RO
RO
R/W
RW
RW
RW
RW
RW
Description
Soft reset
Not supported.
Far-End Loopback
1 = perform loopback as follows:
0 = normal operation.
Force 100
1 = force 100Mbps if AN is disabled (bit 12)
0 = force 10Mbps if AN is disabled (bit 12)
AN Enable
1 = auto-negotiation enabled.
0 = auto-negotiation disabled.
Power-Down
1 = power-down.
0 = normal operation.
Isolate
Not supported.
Restart AN
1 = restart auto-negotiation.
0 = normal operation.
Force Full Duplex
1 = force full duplex.
0 = force half duplex.
if AN is disabled (bit 12) or AN is enabled but
failed.
Collision test
Not supported.
Reserved.
HP_mdix
1 = HP Auto MDI-X mode.
0 = Micrel Auto MDI-X mode.
Force MDI-X
1 = force MDI-X.
0 = normal operation.
Disable MDI-X
1 = disable auto MDI-X.
0 = normal operation.
Reserved
Disable Transmit
1 = disable transmit.
0 = normal operation.
Disable LED
1 = disable LED.
0 = normal operation.
Start: RXP2/RXM2 (port 2)
Loop back: PMD/PMA of port 1’s PHY
End: TXP2/TXM2 (port 2)
89
Bit is same as:
Bank 49 0x02 bit 8
Bank 49 0x02 bit 6
Bank 49 0x02 bit 7
Bank 49 0x02 bit 11
Bank 49 0x02 bit 13
Bank 49 0x02 bit 5
Bank 49 0x04 bit 15
Bank 49 0x02 bit 9
Bank 49 0x02 bit 10
Bank 49 0x02 bit 12
Bank 49 0x02 bit 14
Bank 49 0x02 bit 15
KSZ8842-16/32 MQL/MVL/MVLI/MBL
M9999-102207-1.9