KSZ8842-PMQL Micrel Inc, KSZ8842-PMQL Datasheet - Page 113

• Manufacturer Part Number: KSZ8842-PMQL
• Description: 2-Port Ethernet Switch/Repeater + 32-bit/33MHz PCI Bus Interface( )
• Manufacturer: Micrel Inc

Specifications of KSZ8842-PMQL

• 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
• 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: 576-1636 - BOARD EVALUATION KSZ8842-PMQL
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-1513-5; KSZ8842-PMQL

Micrel, Inc.
KSZ8842-PMQL/PMBL
Reset Timing
As long as the stable supply voltages to reset High timing (minimum of 10ms) are met, there is no power-sequencing
requirement for the KSZ8842-PMQL/PMBL supply voltages 3.3V.
The reset timing requirement is summarized in the Figure 14 and Table 17.
Supply
Voltage
t
sr
RST_N
Figure 14. Reset Timing
Symbol
Parameter
Min
Max
Unit
Stable supply voltages to reset High
10
ms
t
sr
Table 17. Reset Timing Parameters
113
M9999-100207-1.5
October 2007