DS80C410 Datasheet, PDF (26/102 Pages) Dallas Semiconductor – Network Microcontrollers with Ethernet and CAN

DS80C410/DS80C411 Network Microcontrollers with Ethernet and CAN
ETHERNET MII INTERFACE TIMING CHARACTERISTICS
(V_CC3 = 3.0V to 3.6V, V_CC1 = 1.8V ±10%, T_A = -40∞C to +85∞C.) (Note 1)
PARAMETER
SYMBOL
100Mbps
MIN
MAX
TXClk Duty Cycle
tTDC
14
26
TXD, TX_EN Data Setup to TXClk
tTSU
10
TXD, TX_EN Data Hold from TXClk
tTHD
2
RXClk Pulse Width
tRDC
14
26
RXClk to RXD, RX_DV, RX_ER Valid
tRDV
10
30
MDC Period
tMCLCL
400
MDC to Input Data Valid
tMDV
300
MDIO Output Data Setup to MDC
tMOS
10
MDIO Output Data Hold from MDC
tMOH
10
10Mbps
MIN
MAX
140
260
25
2
140
260
190
210
400
300
10
10
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note 1: AC electrical characteristics assume 50% duty cycle for the oscillator, oscillator frequency ≤ 75MHz, and are not 100% production
tested, but are guaranteed by design.
MII INTERFACE TIMING
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