lan8710a Standard Microsystems Corp., lan8710a Datasheet - Page 75

• Manufacturer Part Number: lan8710a
• Description: Small Footprint Mii/rmii 10/100 Ethernet Transceiver With Hp Auto-mdix And Flexpwr Technology
• Manufacturer: Standard Microsystems Corp.

Small Footprint MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX and flexPWR
Datasheet
SMSC LAN8710A/LAN8710Ai
5.5.6
SYMBOL
t
t
(Data-Out)
t
t
ohold
MDIO
MDIO
t
ihold
t
clkp
clkh
t
(Data-In)
clkl
val
su
MDC
SMI Timing
This section specifies the SMI timing of the device. Please refer to
Interface (SMI)," on page 32
t
ohold
MDC period
MDC high time
MDC low time
MDIO (read from PHY) output valid from rising
edge of MDC
MDIO (read from PHY) output hold from rising
edge of MDC
MDIO (write to PHY) setup time to rising edge
of MDC
MDIO (write to PHY) input hold time after rising
edge of MDC
t
val
DESCRIPTION
Table 5.12 SMI Timing Values
for additional details.
t
ohold
t
Figure 5.7 SMI Timing
clkh
DATASHEET
t
clkp
t
75
®
clkl
Technology
160 (80%)
160 (80%)
MIN
400
10
10
0
t
su
Section 3.5, "Serial Management
MAX
300
t
ihold
UNITS
Revision 1.2 (08-10-10)
ns
ns
ns
ns
ns
ns
ns
NOTES