KSZ9021GN TR Micrel Inc, KSZ9021GN TR Datasheet - Page 47

• Manufacturer Part Number: KSZ9021GN TR
• Description: Specifications: Number of Drivers/Receivers: 8/8 ; Type: Transceiver ; Voltage - Supply: 3.135 V ~ 3.465 V ; Package / Case: 64-VFQFN Exposed Pad ; Packaging: Tape & Reel (TR) ; Protocol: Gigabit Ethernet ; Lead Free Status: Lead Free ; RoHS Stat
• Manufacturer: Micrel Inc

Micrel, Inc.
MII Receive Timing
September 2010
Timing Parameter
10Base-T
t
t
t
t
t
100Base-TX
t
t
t
t
t
cyc
su
hd
hi
lo
cyc
su
hd
hi
lo
Description
RX_CLK period
RX_DV, RXD[3:0], RX_ER setup time to
rising edge of RX_CLK
RX_DV, RXD[3:0], RX_ER hold time from
rising edge of RX_CLK
RX_CLK high pulse width
RX_CLK low pulse width
RX_CLK period
RX_DV, RXD[3:0], RX_ER setup time to
rising edge of RX_CLK
RX_DV, RXD[3:0], RX_ER hold time from
rising edge of RX_CLK
RX_CLK high pulse width
RX_CLK low pulse width
Figure 9. MII Receive Timing – Data Input to MAC
Table 12. MII Receive Timing Parameters
47
Min
140
140
10
10
10
10
14
14
Typ
400
40
Max
260
260
26
26
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
M9999-091010-1.1
KSZ9021GN