SP3243EA 查看數據表（PDF） - Signal Processing Technologies
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SP3243EA Datasheet PDF : 23 Pages
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+
C5 0.1µF
28 C1+
+
C1 0.1µF
24 C1-
+
C2 0.1µF
1 C2+
2 C2-
14 T1IN
TTL/CMOS
INPUTS
13 T2IN
12 T3IN
26
VCC
VCC
V+ 27
SP3243
V- 3
T1OUT 9
T2OUT 10
T3OUT 11
TTL/CMOS
OUTPUTS
VCC
To µP Supervisor
Circuit
20 R2OUT
19 R1OUT
18 R2OUT
17 R3OUT
R1IN 4
5KΩ
R2IN 5
5KΩ
R3IN 6
16 R4OUT
5KΩ
R4IN 7
15 R5OUT
22
SHUTDOWN
23 ONLINE
5KΩ
R5IN 8
5KΩ
21 STATUS
GND
25
+
C3 0.1µF
C4 0.1µF
+
RS-232
OUTPUTS
RS-232
INPUTS
Figure 10. SP3243 Typical Operating Circuit
Rev. 6/30/03
SP3223 +3.0V to +5.5V RS-232 Transceivers
9
© Copyright 2003 Sipex Corporation
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