IA21140AF
Preliminary Data Sheet
PCI FAST ETHERNET LAN CONTROLLER
Receive:
Timing Diagram
Tcc
Tcf
Tcl
Tcr
Tch
mii_sym_rclk
mii_sym_rxd[3:0]
Tts
Tth
mii_dv
Timing Characteristics
Symbol
Tcc
Definition
Min*
Typ* Max* Unit
-
14t
14t
-
40t
-
-
26t
26t
-
ns
ns
ns
ns
ns
ns
mii_sym_rclk cycle time (±50 ppm)
mii_sym_rclk high time
mii_sym_rclk low time
Tch
Tcl
-
Tcr
mii_sym_rclk rise time
8
8
-
Tcf
mii_sym_rclk fall time
-
-
Tts
mii_sym_rxd setup (both rise and fall) to
mii_sym_rclk rise time or mii_dv setup (both rise
and fall) to mii_rclk rise time
8
-
Tth
mii_sym_rxd hold (both rise and fall) after
mii_sym_rclk rise time or mii_dv hold (both rise
and fall) after mii_rclk rise time.
10
-
-
ns
* t = 1 for 100 Mbps operation and t = 10 for 10 Mbps operation.
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innovASIC
ENG210010110-00
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