PI90LVB010 Просмотр технического описания (PDF) - Pericom Semiconductor
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PI90LVB010 Datasheet PDF : 9 Pages
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PI90LVB010
Single Bus LVDS Transceiver
Test Circuits and Timing Waveforms (continued)
2.0
DIN
0.8
Pulse Generator
DE
50Ω
DO+
CL
RL/2
RL/2
+1.2V
DO–
CL
Figure 4. Driver Three-State Delay Test Circuit
3V
DE
0V
DO – (DI=L) VOH
DO + (DI=H)
VOH
DO – (DI=H)
DO + (DI=L)
VOL
1.5V
tPHZ
50%
tPLZ
50%
1.5V
tPZH
50%
tPZL
50%
1.2V
1.2V
Figure 5. Driver Three-State Delay Waveforms
Pulse Generator
50Ω
RI+
+
–
RI–
50Ω
RO
CL
Figure 6. Receiver Propagation Delay and Transistion Time Test Circuit
RI+
+1.3V
0V (Differential)
VID = 200mV
(1.2V CM)
RI–
+1.1V
tPLH
tPHL
1.5V
80%
VO
20%
tTLH
80%
1.5V
20%
tTHL
Figure 7. Receiver Propagation Delay and Transistion Time Waveforms
6
PS8662A
09/03/04
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