SP504AN Datasheet, PDF (3/11 Pages) Sipex Corporation – Application Note

SP503/504 - One Chip Half-Duplex Configuration
1N5819
22µF 22µF
+5V
10µF
22µF
25
V_CC
27 26 30 28 31 ₃₂
V_DD
C1+
C1-
C2+
C2- ^VSS
22µF
61
Drivers _TxD
59
14
58
DTR
56
13
54
RTS
52
16
63
TxC
65
15
42
ST
44
22
47
RL
45
17
51
LL
49
24
Receivers _RxD
70
71
1
37
RxC
38
20
66
CTS
67
80
68
DSR
69
78
35
DCD
36
19
39
RI
40
21
76
SCT
77
79
TDEC₃
9
TDEC₂
10
TDEC₁
11
TDEC₀
12
9
RDEC₃
10
RDEC₂
11
RDEC₁
12
RDEC₀
SP503CF or SP504CF
29, 34, 46, 50, 53, 57, 60, 64, 72, 75 ^GND
TxD/RxD
DTR/DSR
RTS/CTS
TxC/RxC
ST/SCT
RL/RI
LL/DCD
SP504AN
SP504 Application Note
3
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