SP3222EH_06 Datasheet, PDF (9/19 Pages) Sipex Corporation – 3.3V, 460 Kbps RS-232 Transceivers

VCC
+
C5 0.1µF
+
C1 0.1µF
+
C2 0.1µF
LOGIC
INPUTS
VCC
C1+
V+
C1-
C2+ ^SP3222EH V-
SP3232EH
C2-
TxIN
TxOUT
+
C3 0.1µF
C4 0.1µF
+
LOGIC
OUTPUTS
RxOUT
EN
RxIN
5kΩ
*SHDN
VCC
GND
Figure 8. SP3222EH/3232EH Driver Loopback Test Circuit
1000pF
* SP3222 only
T1 IN
T1 OUT
R1 OUT
T1 IN
T1 OUT
R1 OUT
Figure 9. Driver Loopback Test Results at 120Kbps
Figure 10. Driver Loopback Test Results at 460Kbps
Date: 1/18/06
SP3222EH/3232EH 3.3V, 460 Kbps RS-232 Transceivers
9
© Copyright 2006 Sipex Corporation