參數(shù)資料
型號(hào): SP3238E
英文描述: Intelligent +3.0V to +5.5V RS-232 Transceivers(智能+3.0V 至 +5.5V RS-232收發(fā)器(5發(fā)3收))
中文描述: 智能3.0V至5.5V的RS - 232收發(fā)器(智能3.0V至5.5V的RS - 232接口收發(fā)器(5發(fā)3收))
文件頁(yè)數(shù): 11/20頁(yè)
文件大?。?/td> 224K
代理商: SP3238E
11
SP3238EDS/04
SP3238E +3.0V to +5.5V RS-232 Transceivers
Copyright 1999 Sipex Corporation
Figure 10. Auto-Online Timing Waveforms
RECEIVER
RS-232 INPUT
VOLTAGES
STATUS
+5V
0V
-5V
t
STSL
t
STSH
t
ONLINE
V
CC
0V
DRIVER
RS-232 OUTPUT
VOLTAGES
0V
+2.7V
-2.7V
S
H
U
T
D
O
W
N
Figure 12. Charge Pump — Phase 2
V
CC
= +5V
–10V
V
SS
Storage Capacitor
V
DD
Storage Capacitor
C
1
C
2
C
3
C
4
+
+
+
+
V
CC
= +5V
–5V
–5V
+5V
V
SS
Storage Capacitor
V
DD
Storage Capacitor
C
1
C
2
C
3
C
4
+
+
+
+
Figure 11. Charge Pump — Phase 1
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