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ADM208E Datasheet(PDF) 5 Page - Analog Devices

Part No. ADM208E
Description  EMI/EMC-Compliant, ±15 kV ESDProtected, RS-232 Line Drivers/Receivers
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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ADM206E/ADM207E/ADM208E/ADM211E/ADM213E
Rev. E | Page 5 of 20
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
TOP VIEW
(Not to Scale)
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
ADM206E
C1–
V+
C1+
VCC
GND
T3OUT
T1OUT
T2OUT
R1IN
T1IN
T2IN
R1OUT
C2+
C2–
V–
R3IN
R3OUT
T4OUT
R2IN
R2OUT
SHDN
T3IN
T4IN
EN
Figure 2. ADM206E Pin Configuration
+5V TO +10V
VOLTAGE
DOUBLER
0.1µF
6.3V
+
+
0.1µF
5V INPUT
+
0.1µF
16V
0.1µF
6.3V
+
0.1µF
16V
+
T1
T2
T3
T4
R1
R2
R3
GND
ADM206E
T1IN
T2IN
T3IN
T4IN
R1OUT
R2OUT
R3OUT
T1OUT
T2OUT
T3OUT
T4OUT
R1IN
R2IN
R3IN
SHDN
TTL/CMOS
INPUTS1
TTL/CMOS
OUTPUTS
RS-232
OUTPUTS
RS-232
INPUTS2
C1+
C1–
C2+
C2–
V+
V–
EN
1 INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
2 INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
+10V TO –10V
VOLTAGE
INVERTER
VCC
Figure 3. ADM206E Typical Operating Circuit
TOP VIEW
(Not to Scale)
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
ADM207E
C1–
V+
C1+
VCC
GND
T3OUT
T1OUT
T2OUT
R1IN
T1IN
T2IN
R1OUT
C2+
C2–
V–
R3IN
R3OUT
T4OUT
R2IN
R2OUT
T5IN
T3IN
T4IN
T5OUT
Figure 4. ADM207E Pin Configuration
+10V TO –10V
VOLTAGE
INVERTER
+5V TO +10V
VOLTAGE
DOUBLER
0.1µF
6.3V
+
+
0.1µF
5V INPUT
+
0.1µF
10V
0.1µF
10V
+
0.1µF
10V
+
T1
T2
T3
T4
R1
R2
R3
GND
ADM207E
T1IN
T2IN
T3IN
T4IN
R1OUT
R2OUT
R3OUT
T1OUT
T2OUT
T3OUT
T4OUT
R1IN
R2IN
R3IN
TTL/CMOS
INPUTS1
TTL/CMOS
OUTPUTS
RS-232
OUTPUTS
RS-232
INPUTS2
1 INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
2 INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
C1+
C1–
C2+
C2–
VCC
V+
V–
T5
T5IN
T5OUT
24
23
20
16
15
4
8
9
11
19
18
14
13
21
6
7
10
12
1
3
2
5
17
22
Figure 5. ADM207E Typical Operating Circuit




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