參數(shù)資料
型號(hào): SP3232EHCY
英文描述: 1.2V, 8 bit 280KSPS, Serial ADC 6-SOT-23 -40 to 85
中文描述: 3.3伏,460 Kbps的RS - 232收發(fā)
文件頁數(shù): 12/19頁
文件大?。?/td> 138K
代理商: SP3232EHCY
Date: 06/22/04 SP3222EH/3232EH 3.3V, 460 Kbps RS-232 Transceivers
Copyright 2004 Sipex Corporation
12
V
CC
= +5V
–5V
–5V
+5V
V
SS
Storage Capacitor
V
DD
Storage Capacitor
C
1
C
2
C
3
C
4
+
+
+
+
Figure 12. Charge Pump — Phase 1
Figure 13. Charge Pump — Phase 2
V
CC
= +5V
–10V
V
SS
Storage Capacitor
V
DD
Storage Capacitor
C
1
C
2
C
3
C
4
+
+
+
+
Figure 14. Charge Pump Waveforms
Figure 15. Charge Pump — Phase 3
V
CC
= +5V
–5V
+5V
–5V
V
SS
Storage Capacitor
V
DD
Storage Capacitor
C
1
C
2
C
3
C
4
+
+
+
+
V
CC
= +5V
+10V
V
SS
Storage Capacitor
V
DD
Storage Capacitor
C
1
C
2
C
3
C
4
+
+
+
+
Figure 16. Charge Pump — Phase 4
Ch1 2.00V
Ch2
2.00V M 1.00
μ
s Ch1 5.48V
2
1
T
T
[
]
T
+6V
a) C
2+
b) C
2
-
GND
GND
-6V
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