SP3221EEY-L/TR Exar, SP3221EEY-L/TR Datasheet - Page 11

• Manufacturer Part Number: SP3221EEY-L/TR
• Description: RS-232 Interface IC Intelligent 3-5.5V RS-232 Xcvr
• Manufacturer: Exar

Specifications of SP3221EEY-L/TR

• Rohs: yes
• Data Rate: 250 Kbps
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 1 uA
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-16
• Function: Transceiver
• Input Voltage: 3 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Maximum Power Dissipation: 11.1 mW
• Minimum Operating Temperature: - 40 C
• Number Of Drivers: 1
• Number Of Receivers: 1
• Output Voltage: 5.5 V
• Propagation Delay Time Ns: 0.15 us
• Shutdown: Yes

Figure 9. Charge Pump - Phase 2
Figure . Charge Pump - Phase 3
Figure 8. Charge Pump - Phase 
Figure 0. 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
2+
C
2
C
-
1
1
C
1
Ch1 2.00V
–5V
+
–
+
–
1
+
–
–5V
V
V
V
+
–
CC
CC
CC
V
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
+
–

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
DD
SS
V
V
DD
SS
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
Storage Capacitor
+6V
-6V
0V
0V
SP322E_0_2052