SP2209E Datasheet, PDF (8/17 Pages) Sipex Corporation – High ESD Dual Port RS-232 Transceiver

A
TX
Vout
3kΩ
1000pF
C
A
RX
Vout
150pF
C
Figure 3. Driver Propagation Delay and Transition
Time Test Circuit
Figure 4 Receiver Propagation Delay and Transition
Time Test Circuit
DRIVER ^+3V
INPUT _0V
DRIVER ^VOH
OUTPUT _VOL
Data Transmission Rate > 460kbps; t_R < 5ns; t_F < 5ns
1.5V
1.5V
t_PHL
+3V
0V
-3V
t_F
t_PLH
+3V
-3V
t_R
t_{SKEW = |} t_{PHL -} t_{PLH |}
Figure 5. Driver Propagation Delay
RECEIVER ^+3V
INPUT _-3V
RECEIVER ^VOH
OUTPUT _VOL
Data Transmission Rate > 460kbps; t_R < 5ns; t_F < 5ns
0V
0V
t_PHL
80%
50%
20%
t_F
t_PLH
20%
t_R
80%
t_{SKEW = |} t_{PHL -} t_{PLH |}
Figure 6. Receiver Propagation Delay
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com

SP2209E_100_071612