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ADM208ARS-REEL Datasheet(PDF) 6 Page - Analog Devices

Part No. ADM208ARS-REEL
Description  0.1 muF, 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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 6 page
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ADM206–ADM211/ADM213
Rev. C | Page 6 of 16
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
ADM208
C1–
V+
C1+
VCC
GND
T2OUT
T1OUT
R2IN
R2OUT
R1IN
R1OUT
T1IN
C2+
C2–
V–
R4IN
R4OUT
T3OUT
R3IN
R3OUT
T4IN
T2IN
T3IN
T4OUT
Figure 6. ADM208 PDIP/SOIC/SSOP Pin Configuration
0.1
µF
6.3V
+
+
0.1
µF
5V INPUT
+
0.1
µF
16V
0.1
µF
6.3V
+
0.1
µF
16V
+
T1
T2
T3
T4
R1
R2
R3
R4
GND
ADM208
T1IN
T2IN
T3IN
T4IN
R1OUT
R2OUT
R3OUT
R4OUT
T1OUT
T2OUT
T3OUT
T4OUT
R1IN
R2IN
R3IN
R4IN
TTL/CMOS
INPUTS1
TTL/CMOS
OUTPUTS
RS-232
OUTPUTS
RS-232
INPUTS2
+5V TO +10V
VOLTAGE
DOUBLER
+10V TO –10V
VOLTAGE
INVERTER
C1+
C1–
C2+
C2–
VCC
V+
V–
NOTES
1INTERNAL 400k
Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
2INTERNAL 5k
Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
20
23
7
16
15
3
9
11
4
17
21
19
22
14
13
6
18
5
10
12
24
1
2
8
Figure 7. ADM208 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
ADM209
R4IN
R4OUT
R5OUT
R5IN
V–
R1OUT
R1IN
GND
VCC
C–
C+
V+
T3OUT
NC
T3IN
R3OUT
T1IN
T2IN
R2OUT
R2IN
R3IN
T1OUT
T2OUT
EN
Figure 8. ADM209 PDIP/SOIC/SSOP Pin Configuration
0.1
µF
16V
+
C1+
C1–
+
0.1
µF
5V INPUT
0.1
µF
16V
T1
T2
T3
R1
R2
R3
R4
R5
GND
ADM209
T1IN
T2IN
T3IN
R1OUT
R2OUT
R3OUT
R4OUT
R5OUT
T1OUT
T2OUT
T3OUT
R1IN
R2IN
R3IN
R4IN
R5IN
NC
TTL/CMOS
INPUTS1
TTL/CMOS
OUTPUTS
RS-232
OUTPUTS
RS-232
INPUTS2
+12V TO –12V
VOLTAGE
INVERTER
VCC
V+
V–
+
9V TO 13.2V
INPUT
NOTES
1INTERNAL 400k
Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
2INTERNAL 5k
Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
EN
2
9
21
15
8
12
4
5
11
14
22
1
10
24
18
17
16
23
6
7
13
20
19
3
Figure 9. ADM209 Typical Operating Circuit




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