SP3221 Ver la hoja de datos (PDF) - Signal Processing Technologies
Número de pieza
componentes Descripción
Fabricante
SP3221 Datasheet PDF : 18 Pages
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RECEIVER +2.7V
RS-232 INPUT 0V
VOLTAGES -2.7V
VCC
STATUS
0V
+5V
DRIVER
RS-232 OUTPUT 0V
VOLTAGES
-5V
S
H
U
T
D
O
W
N
tSTSL
tSTSH
tONLINE
Figure 9. Auto-Online Timing Waveforms
VCC = +5V
+
C1 –
–5V
+5V
+
C2 –
–5V
Figure 10. Charge Pump — Phase 1
C4
+ – VDD Storage Capacitor
– + VSS Storage Capacitor
C3
VCC = +5V
+
C1 –
Figure 11. Charge Pump — Phase 2
+
C2 –
–10V
C4
+ – VDD Storage Capacitor
– + VSS Storage Capacitor
C3
Date: 7/21/04
SP3221E +3.0V to +5.5V RS-232 Transceiver
10
© Copyright 2004 Sipex Corporation
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