ADM205–ADM211/ADM213
T2
OUT
T1
OUT
R2
IN
R2
OUT
T1
IN
R1
OUT
R1
IN
GND
V
CC
C1+
1
2
3
4
5
6
7
8
9
10
24
T3
OUT
R1
OUT
R1
IN
GND
V
CC
V+
C+
C–
V–
R5
IN
R5
OUT
R4
OUT
R4
IN
1
2
3
4
5
6
7
8
9
10
11
12
NC = NO CONNECT
24
T1
IN
23 R3
IN
22
21
20
R3
OUT
T4
IN
T4
OUT
T3
IN
T2
IN
R4
OUT
R4
IN
V–
C2–
C2+
23 T2
IN
22
21
20
R2
OUT
R2
IN
T2
OUT
T1
OUT
R3
IN
R3
OUT
T3
IN
NC
EN
T3
OUT
ADM208
Top View
(Not to Scale)
19
18
17
16
15
14
13
ADM209
Top View
(Not to Scale)
19
18
17
16
15
14
13
V+ 11
C1– 12
Figure 7. ADM208 DIP/SOIC/SSOP Pin Configuration
Figure 9. ADM209 DIP/SOIC/SSOP Pin Configuration
+5V INPUT
+5V INPUT
0.1µF
0.1µF
6.3V
10 C1+
12 C1–
13 C2+
14 C2–
5
+5V TO +10V
VOLTAGE
DOUBLER
+10V TO –10V
VOLTAGE
INVERTER
V
CC
9
V+ 11
0.1µF
6.3V
0.1µF
0.1µF
16V
6
7
C1+
C1–
+12V TO –12V
VOLTAGE
INVERTER
V
CC
4
V+
5
+9V TO +13.2V
INPUT
0.1µF
16V
V– 8
0.1µF
16V
V– 15
0.1µF
16V
T1
IN
24
T1
19
T1
OUT
T2
OUT
T3
OUT
T4
OUT
R1
IN
R2
IN
RS-232
INPUTS
**
R4
OUT
R5
OUT
11
R4
12
T1
OUT
T2
OUT
T3
OUT
R1
IN
R2
IN
RS-232
INPUTS
**
RS-232
OUTPUTS
T1
IN
T2
IN
T3
IN
T4
IN
R1
OUT
R2
OUT
R3
OUT
R4
OUT
T1
2
TTL/CMOS
INPUTS
*
RS-232
OUTPUTS
T2
IN
T3
IN
R1
OUT
R2
OUT
23
T2
20
18
T2
1
TTL/CMOS
INPUTS
*
16
1
22
T3
R1
R2
13
2
21
19
21
6
4
T3
24
20
7
3
T4
R1
TTL/CMOS
OUTPUTS
R3
OUT
17
R3
18
R3
IN
R4
IN
R5
IN
NC
R2
TTL/CMOS
OUTPUTS
22
17
GND
8
R3
R3
23
16
R3
IN
10
14
R5
9
15
R4
IN
EN
ADM208
GND
3
ADM209
*
INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT
*
INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT
Figure 8. ADM208 Typical Operating Circuit
Figure 10. ADM209 Typical Operating Circuit
REV. 0
–5–
AD [ ANALOG DEVICES ]
