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LTC1320 Datasheet, PDF (5/8 Pages) Linear Technology – AppleTalk Transceiver | |||
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U
W
SWITCHI G WAVEFOR S
LTC1320
3V
TXD
1.5V
f = 1MHz: tr < 10ns: tf < 10ns
1.5V
0V
tPLH
tPHL
TXDâ
TXD+
VO
1/2 VO
tSKEW
tSKEW
Figure 8
1/2 VO
LTC1320 ⢠F08
VO
90%
âVO 10%
tr
VDIFF = V(TXD+) â V(TXDâ)
90%
10%
tf
LTC1320 ⢠F09
3V
TXI
1.5V f = 1MHz: tr < 10ns: tf < 10ns
0V
tPHL
VOH
TXO
0V
VOL
Figure 11
VOH
90%
VOL 10%
tr
Figure 12
3V
TXDEN
0V
5V
TXD+, TXDâ
VOL
VOH
TXD+, TXDâ
â5V
Figure 9
3V
RXI
0V
1.5V f = 1MHz: tr ⤠10ns: tf ⤠10ns
1.5V
VOH
RXO
tENL
tLdis
VOL
0V OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
0V
tENH
0.5V
0.5V
tHdis
LTC1320 ⢠F10
3V
RXI
0V
VOH
RXO
VOL
Figure 10
1.5V f = 1MHz: tr < 10ns: tf < 10ns
tPHL
1.5V
1.5V f = 1MHz: tr < 10ns: tf < 10ns
tPLH
1.5V
Figure 13
1.5V
tPLH
0V
LTC1320 ⢠F11
90%
10%
tf
LTC1320 ⢠F12
1.5V
tPLH
1.5V
1.5V
tPHL
1.5V
LTC1320 ⢠F13
2.5V
(RXDâ) â (RXD+)
â2.5V
VOH
RXDO
VOL
3V
RXEN
0V
5V
RXO, RXO, RXDO
VOL
VOH
RXO, RXO, RXDO
0V
0V f = 1MHz: tr < 10ns: tf < 10ns
tPHL
1.5V
Figure 14
0V
tPLH
1.5V
LTC1320 ⢠F14
1.5V f = 1MHz: tr ⤠10ns: tf ⤠10ns
tENL
1.5V OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
1.5V
tENH
tHdis
Figure 15
1.5V
tLdis
0.5V
0.5V
LTC1320 ⢠F15
5
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