ADM230LAN View Datasheet(PDF) - Analog Devices
Part Name
Description
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ADM230LAN Datasheet PDF : 16 Pages
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ADM223/ADM230L–ADM241L
T2OUT 1
T1OUT 2
R2IN 3
R2OUT 4
T1IN 5
R1OUT 6
R1IN 7
GND 8
ADM238L
TOP VIEW
(Not to Scale)
VCC 9
C1+ 10
24 T3OUT
23 R3IN
22 R3OUT
21 T4IN
20 T4OUT
19 T3IN
18 T2IN
17 R4OUT
16 R4IN
15 V–
V+ 11
14 C2–
C1– 12
13 C2+
Figure 17. ADM238L DIP/SOIC Pin Configuration
R1OUT 1
R1IN 2
GND 3
VCC 4
V+ 5
C+ 6
C– 7
V– 8
ADM239L
TOP VIEW
(Not to Scale)
R5IN 9
R5OUT 10
R4OUT 11
R4IN 12
24 T1IN
23 T2IN
22 R2OUT
21 R2IN
20 T2OUT
19 T1OUT
18 R3IN
17 R3OUT
16 T3IN
15 NC
14 EN
13 T3OUT
NC = NO CONNECT
Figure 19. ADM239L DIP/SOIC Pin Configuration
+5V INPUT
10 C1+ +5V TO +10V VCC 9
1µF
VOLTAGE
1µF
1µF
6.3V
12 C1– DOUBLER V+ 11
6.3V
13 C2+ +10V TO –10V
1µF
16V
14 C2–
VOLTAGE
INVERTER
V– 15
1µF
16V
T1IN
5
T1
2
T1OUT
T2IN
18
TTL/CMOS
INPUTS*
T3IN
19
T4IN
21
R1OUT
6
R2OUT
4
TTL/CMOS
OUTPUTS
R3OUT
22
R4OUT
17
T2
1
T3
24
T4
20
R1
7
R2
3
R3
23
R4
16
GND ADM238L
8
T2OUT
T3OUT
RS-232
OUTPUTS
T4OUT
R1IN
R2IN
R3IN
RS-232
INPUTS**
R4IN
*INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT
Figure 18. ADM238L Typical Operating Circuit
1µF
16V
T1IN
TTL/CMOS
INPUTS*
T2IN
T3IN
+5V INPUT
1µF
6 C1+
7 C1–
24
VCC 4
+12V TO –12V
VOLTAGE V+ 5
INVERTER
V– 8
+7.5V TO +13.2V
INPUT
1µF
16V
T1
19
T1OUT
23
T2
20
T2OUT
RS-232
OUTPUTS
16
T3
13
T3OUT
R1OUT
1
R1
2
R1IN
R2OUT
22
TTL/CMOS
OUTPUTS R3OUT
17
R4OUT
11
R2
21
R2IN
R3
18
R3IN
RS-232
INPUTS**
R4
12
R4IN
R5OUT
10
EN 14
R5
9
R5IN
GND ADM239L 15
NC
3
*INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT
Figure 20. ADM239L Typical Operating Circuit
–8–
REV. 0
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