KSZ8873RLL Micrel Inc, KSZ8873RLL Datasheet - Page 99

• Manufacturer Part Number: KSZ8873RLL
• Description: IC ETHERNET SWITCH 3PORT 64-LQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8873RLL

• Data Rate: 100Mbps
• Controller Type: Ethernet Switch Controller
• Interface: RMII
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• No. Of Ports: 3
• Ethernet Type: IEEE 802.3u
• Supply Current: 115mA
• Supply Voltage Range: 2.5V, 3.3V
• Digital Ic Case Style: LQFP
• No. Of Pins: 64
• Svhc: No SVHC (15-Dec-2010)
• Base: RoHS Compliant
• Number Of Primary Switch Ports: 3
• Internal Memory Buffer Size: 32
• Fiber Support: No
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• Power Supply Type: Analog/Digital
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 1.89/3.465V
• Operating Temperature Classification: Commercial
• Interface Type: MII, RMII
• Operating Temperature Range: 0°C To +70°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-3461

Micrel, Inc.
Reset Timing
The KSZ8873MLL/FLL/RLL reset timing requirement is summarized in the following figure and table.
After the de-assertion of reset, it is recommended to wait a minimum of 100 us before starting programming on the
managed interface (I2C slave, SPI slave, SMI, MIIM).
September 2009
Symbols
t
t
t
t
sr
cs
ch
rc
Parameters
Stable supply voltages to reset High
Configuration setup time
Configuration hold time
Reset to strap-in pin output
Table 30. Reset Timing Parameters
Figure 31. Reset Timing
99
Min
10
50
50
50
Max
Units
KSZ8873MLL/FLL/RLL
ms
ns
ns
us
M9999-092309-1.2