SP3222EU Datasheet, PDF (7/20 Pages) Sipex Corporation – 3.3V, 1000 Kbps RS-232 Transceivers

VCC
+
C5 0.1µF
+
2 _C1+
C1 0.1µ F
4 C1-
5 C2+
+
C2 0.1µF
6 _C2-
19
VCC
SP3222EU
SSOP
TSSOP
V+ ³
V- ⁷
+
*C3 0.1µF
C4 0.1µF
+
LOGIC
INPUTS
13 T1IN
12 T2IN
T1OUT 17
T2OUT 8
RS-232
OUTPUTS
TYPICAL OPERATING CIRCUITS
VCC
+
C5 0.1µF
17
VCC
+
2 _C1+
C1 0.1µF
4 C1-
5 C2+ _SP3222EU
+
C2 0.1µF
WSOIC
6 _C2-
V+ ³
V- ⁷
+
*C3 0.1µF
C4 0.1µF
+
LOGIC
INPUTS
12 T1IN
11 T2IN
T1OUT 15
T2OUT 8
RS-232
OUTPUTS
LOGIC
OUTPUTS
15 R1OUT
10 R2OUT
1 EN
R1IN 16
5kΩ
R2IN 9
5kΩ
RS-232
INPUTS
SHDN ²⁰
GND
*can be returned to
18
either VCC or GND
Figure 9. SP3222EU Typical Operating Circuits
LOGIC
OUTPUTS
13 R1OUT
10 R2OUT
1 EN
R1IN 14
5kΩ
R2IN 9
5kΩ
RS-232
INPUTS
SHDN ¹⁸
GND
*can be returned to
16
either VCC or GND
VCC
+
C5 0.1µF
+
C1 0.1µF
1 _C1+
3 C1-
4 C2+
+
C2 0.1µF
5 C2-
16
VCC
SP3232EU
2
V+
+
*C3 0.1µF
V- ⁶
C4 0.1µF
+
LOGIC
INPUTS
11 T1IN
10 T2IN
T1OUT 14
T2OUT 7
RS-232
OUTPUTS
LOGIC
OUTPUTS
12 R1OUT
9 R2OUT
R1IN 13
5kΩ
R2IN 8
5kΩ
RS-232
INPUTS
GND
15
*can be returned to
either VCC or GND
Figure 10. SP3232EU Typical Operating Circuit
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com

SP3222EU/SP3232EU_102_031413