AM79C874VC AMD (ADVANCED MICRO DEVICES), AM79C874VC Datasheet - Page 52

• Manufacturer Part Number: AM79C874VC
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of AM79C874VC

• Lead Free Status / RoHS Status: Not Compliant

52
Symbol
t
t
t
t
t
t
t
t
t
t
t
MTS10
MTH10
MTEP10
MTECRH10
MTECOH10
MTDCRL10
MTDCOL10
MTIDLE10
MTP10
MTWH10
MTWL10
TXD[3:0]
TX_CLK
Parameter Description
TX_EN, TXD10[3:0] Setup Time to TX_CLK Rising Edge
TX_EN, TXD10[3:0] Hold time From TX_CLK Rising Edge
Transmit Latency TX_EN Sampled by TX_CLK to Start of Packet
CRS Assert from TX_EN Sampled HIGH
COL Assert from TX_EN Sampled HIGH
CRS De-assert From TX_EN Sampled LOW
COL De-assert From TX_EN Sampled LOW
Required De-assertion Time Between Packets
TX_CLK Period
TX_CLK HIGH
TX_CLK LOW
TX_EN
CRS
COL
TX±
Figure 22. 10 Mbps MII Transmit Start of Packet Timing
t MTS10
t MTECRH10
t MTECLH10
Table 36. 10 Mbps MII Transmit Timing
t MTWH10
D A T A
t MTS10
Am79C874
t MTP10
t MTEP10
S H E E T
t MTWL10
t MTH100
399.98
Min.
300
180
180
240
12
0
-
-
-
-
400.02
Max.
130
300
220
360
130
130
220
-
-
-
22236G-24
22235K
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns