KS8721BL TR Micrel Inc, KS8721BL TR Datasheet - Page 30

• Manufacturer Part Number: KS8721BL TR
• Description: IC TXRX PHY 10/100 3.3V 48LQFP
• Manufacturer: Micrel Inc
• Type: Transceiverr

Specifications of KS8721BL TR

• Number Of Drivers/receivers: 1/1
• Protocol: MII, RMII
• Voltage - Supply: 2.375 V ~ 2.625 V
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• For Use With: 576-1007 - BOARD EVAL EXPERIMENT KS8721BL
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: KS8721BLTR

Micrel, Inc.
June 2009
Symbol
t
t
t
t
P
MD1
MD2
MD3
Parameter
MDC Period
MDIO Set-Up to MDC (MDIO as Input)
MDIO Hold After MDC (MDIO as Input)
MDC to MDIO Valid (MDIO as Output)
Table 7. Serial Management Interface Timing Parameters
Figure 8. Serial Management Interface Timing
30
Min
10
10
Typ
400
222
M9999-062509-1.3
Max
KS8721BL/SL
Units
ns
ns
ns
ns