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ADM223 Datasheet(PDF) 4 Page - Analog Devices

Part No. ADM223
Description  5 V Powered CMOS RS-232 Drivers/Receivers
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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ADM223 Datasheet(HTML) 4 Page - Analog Devices

 
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ADM223/ADM230L–ADM241L
–4–
REV. 0
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
TOP VIEW
(Not to Scale)
ADM230L
T1IN
T2IN
T3IN
T4IN
T5IN
T1OUT
T2OUT
T3OUT
T4OUT
T5OUT
V+
V–
VCC
C1+
C1–
C2+
C2–
GND
SD
NC
NC = NO CONNECT
Figure 1. ADM230L DIP/SOIC Pin Configuration
+5V TO +10V
VOLTAGE
DOUBLER
+10V TO –10V
VOLTAGE
INVERTER
12
11
10
8
13
1µF
16V
7
1µF
6.3V
+5V INPUT
VCC
V+
V–
C1+
C1–
C2+
C2–
T1IN
NC
GND
ADM230L
SD
RS-232
OUTPUTS
TTL/CMOS
INPUTS
*
1µF
6.3V
1µF
16V
18
T1OUT
6
*INTERNAL 400k
Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
T2IN
T3IN
T4IN
T5IN
T2OUT
T3OUT
T4OUT
T5OUT
T3
19
15
4
5
14
17
16
3
1
2
20
T4
T2
T1
T5
9
1µF
Figure 2. ADM230L Typical Operating Circuit
1
2
3
4
5
6
7
14
13
12
11
10
9
8
TOP VIEW
(Not to Scale)
ADM231L
T1IN
T2IN
R2IN
R1IN
T1OUT
T2OUT
R2OUT
R1OUT
V+
V–
VCC
C1+
C1–
GND
NC
NC = NO CONNECT
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TOP VIEW
(Not to Scale)
ADM231L
T1IN
R1IN
T1OUT
R1OUT
V+
VCC
GND
T2IN
R2IN
T2OUT
R2OUT
V–
C1+
C1–
NC
Figure 3. ADM231L DIP & SOIC Pin Configurations
SOIC
DIP
+12V TO –12V
VOLTAGE
CONVERTER
2
1
3
14
V+
V–
C+
C–
T1IN
ADM231L
RS-232
OUTPUTS
TTL/CMOS
INPUTS
*
1µF
16V
T1OUT
GND
12
*INTERNAL 400k
Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5k
Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT
T2IN
R1OUT
R2OUT
T2OUT
R1IN
R2IN
1µF
16V
R1
6
7
8
9
4
10
11
5
R2
T2
T1
+7.5V TO 13.2V
TTL/CMOS
OUTPUTS
RS-232
INPUTS
**
13
+5V INPUT
VCC
1µF
Figure 4. ADM231L Typical Operating Circuit (DIP Pinout)


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