ICL232IBE Datasheet, PDF (7/7 Pages) Intersil Corporation – +5V Powered, Dual RS-232 Transmitter/Receiver

ICL232
1
C1 ⁺
1µF _- 3
ICL232
4
+ _C2
5 _- 1µF
INPUTS
OUTPUTS
TTL/CMOS
11
TD
10
RTS
T1
14
TD (2) TRANSMIT DATA
T2
7 _{RTS (4) REQUEST TO SEND}
12
13
RD
RD (3) RECEIVE DATA
CTS ^{9 R2}
R1
8 _{CTS (5) CLEAR TO SEND}
15
C4 _-
2µF
6
2
V- V+
6
2
C3 _-
2 µF
16
+5V
RS-232
INPUTS AND
OUTPUTS
INPUTS
OUTPUTS
TTL/CMOS
C1 ⁺
1µF _-
DTR
DSRS
DCD
R1
ICL232
1
3
11 ^T1
T2
10
12
R2
9
R1
4
+ _C2
5 _- 1µF
14 DTR (20) DATA TERMINAL
READY
7 DSRS (24) DATA SIGNALING
RATE SELECT
13 _{DCD (8) DATA CARRIER}
DETECT
8 _{R1 (22) RING INDICATOR}
15
SIGNAL GROUND (7)
FIGURE 11. COMBINING TWO ICL232s FOR 4 PAIRS OF RS-232 INPUTS AND OUTPUTS
All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9000 quality systems.
Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality
Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
For information regarding Intersil Corporation and its products, see www.intersil.com
7
FN3020.7
July 28, 2005