SP3222EUCY-L/TR Exar Corporation, SP3222EUCY-L/TR Datasheet - Page 11

• Manufacturer Part Number: SP3222EUCY-L/TR
• Description: 1Mbps, 3.0V To 5.5V RS-232 2-driver/2-receiver, Low-power Shutdown
• Manufacturer: Exar Corporation
• Type: Transceiverr

Specifications of SP3222EUCY-L/TR

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 16. Charge Pump Waveforms
Figure 14. Charge Pump — Phase 1
Figure 17. Charge Pump — Phase 3
Figure 15. Charge Pump — Phase 2
Figure 18. 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
SP3222EU/SP3232EU_100_120810
DESCRIPTION