SP3223EBCA-L/TR Exar Corporation, SP3223EBCA-L/TR Datasheet - Page 13

• Manufacturer Part Number: SP3223EBCA-L/TR
• Description: Intelligent +3.0V To +5.5V RS-232 Transceivers
• Manufacturer: Exar Corporation
• Type: Transceiverr

Specifications of SP3223EBCA-L/TR

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP (0.200", 5.30mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 8. Charge Pump - Phase 2
Figure 20. Charge Pump - Phase 3
Figure 7. Charge Pump - Phase 
Figure 9. Charge Pump Waveforms
Figure 2. Charge Pump - Phase 4
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com
2
b) C
a) C
1
2
C
C
2+
2
C
-
1
1
C
1
Ch1 2.00V
–5V
+
–
+
–
1
+
–
–5V
V
V
V
+
–
CC
CC
V
CC
CC
= +5V
= +5V
= +5V
= +5V
[
Ch2
C
C
C
2
2
C
2
+5V
–5V
+10V
+
–
+
–
–10V
2
+
–
2.00V M 1.00ms Ch1 1.96V
+5V
–5V
+
–
3
T
T
T
+
–
+
–
C
C
+
–
C
C
C
4
+
–
4
C
3
C
+
4
3
–
+
C
–
+
3
–
4
3
+
–
V
V
V
V
]
V
V
DD
SS
DD
SS
V
V
DD
SS
DD
SS
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
+6V
-6V
0V
0V
SP3223E/EB/EU_00_20