SP213EHCA Datasheet, PDF (13/19 Pages) Exar Corporation – Low Power, High ESD +5V RS-232 Transceivers

TYPICAL APPLICATION CIRCUITS...SP207E to SP213E
+5V
16C550
UART
DCD
DSR
SI
RTS
SO
CTS
DTR
RI
CS
CS
V _CC or CS *
11
12 _{C 1+} ^V _CC
14 ^{C1 -}
15 _{C 2+}
16 ^{C2 -}
V+
13
V-
17
Typical EIA-232
Application:
SP213E, UART &
DB-9 Connector
8
9
DCD
1
22
23
DSR
6
26
Rx
27
2
RTS
7
7
2
3
Tx
8
6
3
CTS
4
9
5
4
DTR
5
20
1
RI
19
18
NC
21
28
NC
SG
25 ^SHUTDOWN
EN
24
GND
Figure 10. Typical SP213E Application
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
13
SP207E_100_072309