SP3220B Datasheet, PDF (10/18 Pages) Sipex Corporation – High Speed +3.0V to +5.5V RS-232 Driver/Receiver Pair

VCC
+
C5 0.1µF
+
C1 0.1µF
+
C2 0.1µF
LOGIC
INPUTS
VCC
C1+
V+
C1-
C2+ ^SP3220B/U V-
C2-
TxIN
TxOUT
+
C3 0.1µF
C4 0.1µF
+
LOGIC
OUTPUTS
RxOUT
EN
RxIN
5kΩ
*SHDN
VCC
GND
(SP3220B 1000pF)
(SP3220U 250pF)
Figure 12. SP3220B/U Driver Loopback Test Circuit
Figure 13. SP3220B Driver Loopback Test Results at
250Kbps
Figure 14. SP3220U Driver Loopback Test Results at
1Mbps
Rev. 7/8/03
SP3220B/U +3.0 to +5.0V RS-232 Transceivers
10
© Copyright 2003 Sipex Corporation