SP3238E Datasheet, PDF (7/20 Pages) Sipex Corporation – Intelligent +3.0V to +5.5V RS-232 Transceivers

+
C5 0.1µF
28 _C1+
+
C1 0.1µF
25 C1-
+
C2 0.1µF
1 _C2+
3 _C2-
TTL/CMOS
INPUTS
24 ^T₁^IN
23 ^T₂^IN
22 ^T₃^IN
19 ^T₄^IN
17 ^T₅^IN
26
VCC
VCC
V+ ²⁷
+
C3 0.1µF
SP3238E
V- ⁴
C4 0.1µF
+
T₁OUT ₅
T₂OUT ₆
T₃OUT ₇
T₄OUT ₁₀
T₅OUT ₁₂
RS-232
OUTPUTS
16 ^R₁^OUT
TTL/CMOS
OUTPUTS
21 ^R₁^OUT
20 ^R₂^OUT
18 ^R₃^OUT
VCC ₁₄
SHUTDOWN
13 _ONLINE
R₁IN ₈
5kΩ
R₂IN ₉
5kΩ
R₃IN ₁₁
5kΩ
To µP Supervisor
Circuit
15 _STATUS
GND
2
RS-232
INPUTS
Figure 5. SP3238E Typical Operating Circuit
SP3238EDS/04
SP3238E +3.0V to +5.5V RS-232 Transceivers
7
© Copyright 1999 Sipex Corporation