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DP8392CV Datasheet(PDF) 8 Page - National Semiconductor (TI) |
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DP8392CV Datasheet(HTML) 8 Page - National Semiconductor (TI) |
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8 / 12 page  100 DP8392C Switching Characteristics VEE eb9V g5% TA e 0 to 70 C (Note 3) Symbol Parameter Fig Min Typ Max Units tRON Receiver startup delay (RXI to RXg) 8 14 4 bits tRd Receiver propagation delay (RXI to RXg) 814 15 50 ns tRr Differential outputs rise time (RXg CDg) 814 4 ns tRf Differential outputs fall time (RXg CDg) 814 4 ns tRJ Receiver cable total jitter 13 g 2ns tTST Transmitter startup delay (TXg to TXO) 9 14 1 bits tTd Transmitter propagation delay (TXg to TXO) 9 14 25 50 ns tTr Transmitter rise time 10% to 90% (TXO) 9 14 25 ns tTf Transmitter fall time 90% to 10% (TXO) 9 14 25 ns tTM tTr and tTf mismatch 05 ns tTS Transmitter skew (TXO) g 05 ns tTON Transmit turn-on pulse width at VTS (TXg) 914 20 ns tTOFF Transmit turn-off pulse width at VTS (TXg) 9 14 250 ns tCON Collision turn-on delay 10 14 7 bits tCOFF Collision turn-off delay 10 14 20 bits fCD Collision frequency (CDg) 10 14 80 125 MHz tCP Collision pulse width (CDg) 1014 35 70 ns tHON CD Heartbeat delay (TXg to CDg) 11 14 06 16 m s tHW CD Heartbeat duration (CDg) 11 14 05 10 15 m s tJA Jabber activation delay (TXg to TXO and CDg) 1214 20 29 60 ms tJR Jabber reset unjab time (TXg to TXO and CDg) 12 14 250 500 750 ms DP8392C-1 Switching Characteristics VEE eb9V g5% TA e 0 to 70 C (Note 3) Symbol Parameter Fig Min Typ Max Units tRON Receiver startup delay (RXI to RXg) 8 14 4 5 bits tRd Receiver propagation delay (RXI to RXg) 814 15 50 ns tRr Differential outputs rise time (RXg CDg) 814 4 7 ns tRf Differential outputs fall time (RXg CDg) 814 4 7 ns tRJ Receiver cable total jitter 13 g 2ns tTST Transmitter startup delay (TXg to TXO) 9 14 1 2 bits tTd Transmitter propagation delay (TXg to TXO) 9 14 5 25 50 ns tTr Transmitter rise time 10% to 90% (TXO) 9 14 20 25 30 ns tTf Transmitter fall time 90% to 10% (TXO) 9 14 20 25 30 ns tTM tTr and tTf mismatch 05 ns tTS Transmitter skew (TXO) g 05 ns tTON Transmit turn-on pulse width at VTS (TXg) 9 14 5 20 40 ns tTOFF Transmit turn-off pulse width at VTS (TXg) 9 14 110 270 ns tCON Collision turn-on delay 10 14 7 13 bits tCOFF Collision turn-off delay 10 14 20 bits fCD Collision frequency (CDg) 10 14 85 125 MHz tCP Collision pulse width (CDg) 1014 35 70 ns tHON CD Heartbeat delay (TXg to CDg) 11 14 06 16 m s tHW CD Heartbeat duration (CDg) 11 14 05 10 15 m s tJA Jabber activation delay (TXg to TXO and CDg) 1214 20 29 60 ms tJR Jabber reset unjab time (TXg to TXO and CDg) 12 14 250 500 750 ms Note 1 Absolute maximum ratings are those values beyond which the safety of the device cannot be guaranteed They are not meant to imply that the device should be operated at these limits Note 2 All currents into device pins are positive all currents out of device pins are negative All voltages referenced to ground unless otherwise specified Note 3 All typicals are given for VEE eb9V and TA e 25 C 8 |
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