KSZ8842-16MQL Micrel Inc, KSZ8842-16MQL Datasheet - Page 82
![IC SWITCH 10/100 16BIT 128PQFP](/photos/6/81/68152/576-128-pqfp_sml.jpg)
KSZ8842-16MQL
Manufacturer Part Number
KSZ8842-16MQL
Description
IC SWITCH 10/100 16BIT 128PQFP
Manufacturer
Micrel Inc
Datasheets
1.KSZ8841-PMQLI.pdf
(2 pages)
2.KSZ8842-16MQL.pdf
(126 pages)
3.KSZ8842-16MQL.pdf
(141 pages)
Specifications of KSZ8842-16MQL
Data Rate
100Mbps
Controller Type
Ethernet Switch Controller
Interface
PCI
Voltage - Supply
3.1 V ~ 3.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
128-MQFP, 128-PQFP
No. Of Ports
1
Ethernet Type
IEEE 802.3u
Supply Current
122mA
Supply Voltage Range
3.1V To 3.5V
Operating Temperature Range
0°C To +70°C
Digital Ic Case Style
QFP
No. Of
RoHS Compliant
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
Interface Type
PCI
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
576-1634 - BOARD EVALUATION KSZ8842-16MQL
Current - Supply
-
Lead Free Status / RoHS Status
Compliant, Lead free / RoHS Compliant
Other names
576-1478-5
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KSZ8842-16MQLI
Manufacturer:
MICREL
Quantity:
760
Bank 40 TOS Priority Control Register 4 (0x06): TOSR4
This register contains the TOS priority control for the switch function.
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
0
0
0
0
0
R/W
RW
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
DSCP[63:62]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x7c.
DSCP[61:60]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x78.
DSCP[59:58]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x74.
DSCP[57:56]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x70.
DSCP[55:54]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x6c.
DSCP[53:52]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x68.
DSCP[51:50]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x64.
DSCP[49:48]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x60.
82
KSZ8842-16/32 MQL/MVL/MVLI/MBL
M9999-102207-1.9