SP320 Datasheet, PDF (7/12 Pages) Sipex Corporation – Complete +5V-Only V.35 Interface with RS-232 V.28 Control Lines

+5V
0.1µF
0.1µF
1N5819
0.1µF
28
C2+
31 25
C2- VCC
27 26 30
V_DD C1+ C1-
0.1µF
32
V _SS
DR IN 1
14
SP320 (DTE)
P
TxD (103)
P
S
S
DR IN 3
15
U
TxC (113)
U
W
W
A
A
DR IN 2
22
RC 3OUT
79
Y
TxCC (114)
Y
AA
AA
RC 2OUT
20
X
RxC (115)
X
V
V
RC 1OUT
1
T
RxD (104)
T
R
R
T2IN
16
T1IN
13
T3IN
17
T4IN
24
R2 OUT
78
R1OUT
80
R3 OUT
19
R4 OUT
21
H
DTR (108)
H
RTS (105)
C
C
N
RL (140)
N
LL (141)
L
L
E
DSR (107)
E
CTS (106)
D
D
DCD (109)
F
F
TM (142)
NN
NN
B
B
29, 34, 43, 60, 64, 72
ISO2593
34-PIN DTE
INTERFACE CONNECTOR
ISO2593
34-PIN DCE
INTERFACE CONNECTOR
Figure 7. Typical DTE-DCE V.35 Connection with the SP320
+5V
0.1µF
0.1µF
1N5819
0.1µF
28 31 25 27 26 30
C2+ C2- V_CC VDD C1+ C1- ₃₂ ^0.1µF
V_SS
SP320 (DCE)
RC 1OUT
1
RC 2OUT
20
RC 3OUT
79
DR IN 2
22
DR IN 3
15
DR 1IN
14
R2 OUT
78
R1 OUT
80
R4 OUT
21
R3 OUT
19
T2 IN
16
T1IN
13
T3 IN
17
T4IN
24
29, 34, 43, 60, 64, 72
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • [phone] • www.exar.com

SP320_100_092208