ksz8021rnli Micrel Semiconductor, ksz8021rnli Datasheet - Page 37

• Manufacturer Part Number: ksz8021rnli
• Description: 10base-t/100base-tx Phy With Rmii Support
• Manufacturer: Micrel Semiconductor

Micrel, Inc.
MDC/MDIO Timing
August 2010
Timing Parameter
t
t
t
t
P
1MD1
MD2
MD3
Description
MDC period
MDIO (PHY input) setup to rising edge of MDC
MDIO (PHY input) hold from rising edge of MDC
MDIO (PHY output) delay from rising edge of MDC
* [can vary with MDC clock frequency]
Table 10. MDC/MDIO Timing Parameters
Figure 11. MDC/MDIO Timing
37
Min.
10
4
Typ.
400
KSZ8021RNL / KSZ8031RNL
*
Max.
M9999-082710-1.0
Unit
ns
ns
ns
ns