KS8842-16MQL Micrel Inc, KS8842-16MQL Datasheet - Page 86
![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 41 TOS Priority Control Register 8 (0x02): TOSR8
This register contains the TOS priority control for the switch function.
Bank 42 Indirect Access Control Register (0x00): IACR
This register contains the indirect control for the switch function.
Note: Write IACR triggers a command. Read or write access is determined by Register bit 12.
Micrel, Inc.
Bit
15-14
13-12
11-10
9-8
7-6
5-4
3-2
1-0
Bit
15-13
12
11-10
9-0
October 2007
Default
0
0
0
Default
0x0
0
0
0
0
0
0
0x0
0x000
R/W
RW
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
RW
RW
RW
RW
Description
DSCP[127:126]
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 0xfc
DSCP[125:124]
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 0xf8.
DSCP[123:122]
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 0xf4.
DSCP[121:120]
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 0xf0.
DSCP[119:118]
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 0xec.
DSCP[117:116]
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 0xe8.
DSCP[115:114]
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 0xe4.
DSCP[113:112]
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 0xe0.
Description
Reserved
Read High. Write Low
1 = read cycle.
0 = write cycle.
Table Select
00 = static MAC address table selected.
01 = VLAN table selected.
10 = dynamic address table selected.
11 = MIB counter selected.
Indirect Address
Bit 9-0 of indirect address.
86
KSZ8842-16/32 MQL/MVL/MVLI/MBL
M9999-102207-1.9