78Q8392L Просмотр технического описания (PDF) - TDK Corporation
Номер в каталоге
Компоненты Описание
Список матч
78Q8392L Datasheet PDF : 12 Pages
| |||
AC OPERATING CHARACTERISTICS
0°C < T(ambient) < +70°C, VEE = 9V ± 5%
PARAMETER
tRON
Receiver startup delay
(RXI to RX±)
tRd
Receiver propagation delay
(RXI to RX±)
tRr Differential outputs rise time
(RX± , CD±)
tRf
Differential outputs fall time
(RX± , CD±)
tRJ
Receiver & cable total jitter
tTST
Transmitter startup delay
(TX± to TXO)
tTd
Transmitter propagation
delay (TX± to TXO)
tTr
Transmitter rise time –
10% to 90% (TXO)
tTf
Transmitter fall time-
90% to 10% (TXO)
tTM
tTr and tTf mismatch
tTON
Transmit turn-on pulse
width at VTS (TX±)
tTOFF
Transmit turn-off pulse
width at VTS (TX±)
tCON
Collision turn-on delay
tCOFF
Collision turn-off delay
fCD
Collision frequency (CD±)
tCP
Collision pulse width (CD±)
tHON
CD Heartbeat delay
(TX± to CD±)
tHW
CD Heartbeat duration
(CD±)
tJA
Jabber activation delay
(TX± to TXO off and CD±)
tJR
Jabber reset unjab time
(TX± to TXO and CD±)
tRO
Receive Off Pulse Width
(RX+ to RX-)
CONDITION
7
78Q8392L
Low Power Ethernet
Coaxial Transceiver
MIN NOM MAX
400
500
10
50
4
5
4
5
2
4
100
200
35
50
20
25
30
20
25
30
0.5
2
8
20
30
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
140
160
180
ns
700
900
ns
2000
ns
8.5
10
11.5
MHz
40
60
ns
0.6
1.0
1.6
µs
0.6
1.0
1.5
µs
20
60
ms
250
500
650
ms
200
ns
Share Link: 