KS8842-16MQL Micrel Inc, KS8842-16MQL Datasheet - Page 40
![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
Micrel, Inc.
October 2007
HA[15:2]
HD[7:0]
HA[1]
HA[0]
VDD
Figure 12. Mapping from ISA-like, EISA-like, and VLBus-like transactions to the KSZ8842M Bus
EISA
VLBus
ISA
8-bit Data Bus
Non-burst
KSZ8842-16
A[1]
A[15:2]
D[7:0]
D[15:8]
BE0N
BE1N
Figure 13. KSZ8842M 8-Bit, 16-Bit, and 32-Bit Data Bus Connections
Burst
Glue Logic
Glue Logic
Glue Logic
Glue Logic
HA[15:2]
HD[15:8]
HD[7:0]
nSBHE
HA[1]
HA[0]
(for example: ISA-like)
40
16-bit Data Bus
Note: To use DATACSN & 32-bit only for Central decode
KSZ8842-16
A[1]
A[15:2]
D[7:0]
D[15:8]
BE0N
BE1N
No Addr Latch
(ADSN = 0)
Address Latch
Central decode
Central decode
(VLBUSN = 1)
Address Latch
KSZ8842M BIU
HD[23:16]
HD[31:24]
HD[15:8]
HA[15:2]
nHBE[0]
nHBE[1]
nHBE[2]
nHBE[3]
HD[7:0]
Local
decode
(VLBUSN = 0)
KSZ8842-16/32 MQL/MVL/MVLI/MBL
GND
Local
decode
(for example: EISA-like)
32-bit Data Bus
Asynchronous
Synchronous
Interface
Interface
A[1]
A[15:2]
BE0N
BE1N
BE2N
BE3N
KSZ8842-32
D[7:0]
D[15:8]
D[23:16]
D[31:24]
M9999-102207-1.9