SP3222EEY/TR Exar, SP3222EEY/TR Datasheet - Page 11

• Manufacturer Part Number: SP3222EEY/TR
• Description: RS-232 Interface IC RS232 Transceiver 3-5.5V 2-drvr/2-rcvr
• Manufacturer: Exar

Specifications of SP3222EEY/TR

• Product Category: RS-232 Interface IC
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-20
• Function: Transceiver
• Number Of I/os: 4

Figure 13. Charge Pump Waveforms
Figure 11. Charge Pump — Phase 1
Figure 14. Charge Pump — Phase 3
Figure 12. Charge Pump — Phase 2
Figure 15. Charge Pump — Phase 4
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
GND
GND
a) C
b) C
+6V
1
-6V
2
2+
C
2
C
-
C
1
1
1
–5V
+
–
+
–
Ch1 2.00V
C
V
V
+
–
1
CC
V
CC
–5V
+
–
CC
V
= +5V
= +5V
CC
= +5V
= +5V
[
C
C
Ch2
2
2
+5.5V
C
+5V
–5V
+
–
+
–
C
2
2
-5.5V
+
–
+5V
–5V
2.00V M 1.00µs Ch1 5.48V
+
–
T
T
T
11
+
–
C
+
–
C
C
C
4
4
+
3
–
+
3
–
+
–
C
+
–
C
C
4
C
3
+
4
V
V
–
V
V
+
3
–
DD
SS
DD
SS
V
V
]
Storage Capacitor
Storage Capacito r
DD
SS
V
V
Storage Capacitor
Storage Capacitor
DD
SS
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacito r
SP3222E/SP3232E_101_031413
DESCRIPTION