SP330EEY-0A-EB Datasheet, PDF (10/23 Pages) Exar Corporation – RS-232/RS-485/RS-422 TRANSCEIVER WITH 1.65V-5.5V INTERFACE

SP330E
RS-232/RS-485/RS-422 TRANSCEIVER WITH 1.65V-5.5V INTERFACE
BLOCK DIAGRAMS
FIGURE 1. RS-232 MODE
REV. 1.0.0
C1
0.1µF
Cc
1.0µF
C1+
1
V_L
2
V_CC
3
C1-
4
GND
5
T1OUT
6
T2OUT
7
R1OUT
8
R2OUT
9
10
_____
SHDN
11
_____
SLEW
12
SP330
24 pin TSSOP
RS-232
V+
24
C3
C2+
0.1µF
23
C2
C2-
0.1µF
22
V-
21
T1IN
20
C4
0.1µF
T1
T2IN
19
T2
18
R1
R1IN
5k̢
17
R2
R2IN
5k̢
16
GND
15
14
______
RS-485/RS-232
13
Pin 18 has a 300k internal pull-down (not shown).
10