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PDF ADM205 Data sheet ( Hoja de datos )

Número de pieza ADM205
Descripción 0.1 uF/ +5 V Powered CMOS RS-232 Drivers/Receivers
Fabricantes Analog Devices 
Logotipo Analog Devices Logotipo



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No Preview Available ! ADM205 Hoja de datos, Descripción, Manual

a
FEATURES
0.1 F to 10 F Capacitors
120 kB/s Data Rate
2 Receivers Active in Shutdown (ADM213)
On-Board DC-DC Converters
؎9 V Output Swing with +5 V Supply
Low Power (15 mW)
Low Power Shutdown 5 W
؎30 V Receiver Input Levels
Latch-Up FREE
Plug-In Upgrade for MAX205-211/213
APPLICATIONS
Computers
Peripherals
Modems
Printers
Instruments
0.1 F, +5 V Powered
CMOS RS-232 Drivers/Receivers
ADM205–ADM211/ADM213
TYPICAL OPERATING CIRCUIT
0.1µF
16V
0.1µF
16V
TTL/CMOS
INPUTS*
TTL/CMOS
OUTPUTS
T1 IN
T2 IN
T3 IN
T4 IN
R1 OUT
R2 OUT
R3 OUT
R4 OUT
R5 OUT
EN
+5V INPUT
12 C1+
14 C1–
+5V TO +10V
VOLTAGE
DOUBLER
VCC 11
V+ 13
15 C2+
16 C2–
+10V TO –10V
VOLTAGE
INVERTER
V– 17
0.1µF
6.3V
0.1µF
16V
0.1µF
7 T1
2
6 T2
3
20 T3 1
21 T4 28
8 R1
9
5 R2
4
26 R3 27
22 R4 23
19 R5 18
24 GND ADM211 25
10
T1 OUT
T2 OUT
T3 OUT
RS-232
OUTPUTS
T4 OUT
R1 IN
R2 IN
R3 IN
R4 IN
R5 IN
RS-232
INPUTS**
SD
*INTERNAL 400kPULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5kPULL-DOWN RESISTOR ON EACH RS-232 INPUT
GENERAL DESCRIPTION
The ADM2xx family of line drivers/receivers is intended for all
EIA-232-E and V.28 communications interfaces, especially in
applications where ± 12 V is not available. The ADM205,
ADM206, ADM211 and ADM213 feature a low power shut-
down mode which reduces power dissipation to less than 5 µW
making them ideally suited for battery powered equipment. The
ADM205 does not require any external components and is par-
ticularly useful in applications where printed circuit board space
is critical. The ADM213 has an active-low shutdown and an
active-high receiver enable control. Two receivers of the
ADM213 remain active during shutdown. This feature is useful
for ring indicator monitoring.
All members of the ADM2xx family, except the ADM209, in-
clude two internal charge pump voltage converters which allow
operation from a single +5 V supply. These converters convert
the +5 V input power to the ± 10 V required for RS-232 output
levels. The ADM209 is designed to operate from +5 V and
+12 V supplies. An internal +12 V to –12 V charge pump volt-
age converter generates the –12 V supply.
Table I. Selection Table
Part
Power
Number Supply Voltage
No. of No. of
RS-232 RS-232 External
Drivers Receivers Capacitors
ADM205
ADM206
ADM207
ADM208
ADM209
ADM211
ADM213
+5 V
+5 V
+5 V
+5 V
+5 V & +9 V to +13.2 V
+5 V
+5 V
5
4
5
4
3
4
4
5
3
3
4
5
5
5
None
4
4
4
2
4
4
Low Power
Shutdown
(SD)
Yes
Yes
No
No
No
Yes
Yes (SD)
TTL
Three-State
EN
Yes
Yes
No
No
Yes
Yes
Yes (EN)
No. of Receivers
Active in
Shutdown
0
0
0
0
0
0
2
REV. 0
Information furnished by Analog Devices is believed to be accurate and
reliable. However, no responsibility is assumed by Analog Devices for its
use, nor for any infringements of patents or other rights of third parties
which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Analog Devices.
© Analog Devices, Inc., 1994
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 617/329-4700
Fax: 617/326-8703

1 page




ADM205 pdf
ADM205–ADM211/ADM213
T2OUT 1
T1OUT 2
R2IN 3
R2OUT 4
T1IN 5
R1OUT 6
R1IN 7
GND 8
VCC 9
C1+ 10
ADM208
Top View
(Not to Scale)
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 7. ADM208 DIP/SOIC/SSOP Pin Configuration
R1OUT 1
R1IN 2
GND 3
VCC 4
V+ 5
C+ 6
C– 7
V– 8
R5IN 9
R5OUT 10
R4OUT 11
R4IN 12
ADM209
Top View
(Not to Scale)
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 9. ADM209 DIP/SOIC/SSOP Pin Configuration
+5V INPUT
0.1µF
6.3V
0.1µF
16V
10 C1+
12 C1–
+5V TO +10V
VOLTAGE
DOUBLER
VCC 9
V+ 11
13 C2+
14 C2–
+10V TO –10V
VOLTAGE
INVERTER
V– 15
0.1µF
6.3V
0.1µF
0.1µF
16V
T1IN
5
TTL/CMOS
INPUTS *
T2IN
T3IN
18
19
T4IN
R1OUT
21
6
TTL/CMOS
OUTPUTS
R2OUT
R3OUT
R4OUT
4
22
17
T1 2
T2 1
T3 24
T4
R1
20
7
R2 3
R3 23
R3 16
GND ADM208
8
T1OUT
T2OUT
T3OUT
RS-232
OUTPUTS
T4OUT
R1IN
R2IN
R3IN
RS-232
INPUTS **
R4IN
*INTERNAL 400kPULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5kPULL-DOWN RESISTOR ON EACH RS-232 INPUT
Figure 8. ADM208 Typical Operating Circuit
0.1µF
16V
T1IN
TTL/CMOS
INPUTS*
T2IN
T3IN
R1OUT
R2OUT
TTL/CMOS
OUTPUTS R3OUT
R4OUT
+5V INPUT
0.1µF
6 C1+
7 C1–
24
VCC 4
+12V TO –12V
VOLTAGE
V+ 5
INVERTER
V– 8
+9V TO +13.2V
INPUT
0.1µF
16V
T1 19 T1OUT
23 T2
20
T2OUT
RS-232
OUTPUTS
16 T3
13 T3OUT
1 R1 2 R1IN
22 R2 21 R2IN
17
R3
18
R3IN
RS-232
INPUTS**
11 R4 12 R4IN
R5OUT
EN
10
14
R5 9
GND ADM209 15
3
R5IN
NC
*INTERNAL 400kPULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5kPULL-DOWN RESISTOR ON EACH RS-232 INPUT
Figure 10. ADM209 Typical Operating Circuit
REV. 0
–5–

5 Page





ADM205 arduino
ADM205–ADM211/ADM213
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
24-Lead Plastic DIP (N-24)
24
PIN 1
1
1.228 (31.19)
1.226 (31.14)
13
0.260 ± 0.001
(6.61 ± 0.03)
12
0.130 (3.30)
0.128 (3.25)
0.32 (8.128)
0.30 (7.62)
0.02 (0.5)
0.016 (0.41)
0.11 (2.79)
0.09 (2.28)
0.07 (1.78)
0.05 (1.27)
SEATING
PLANE
15° 0.011 (0.28)
0 0.009 (0.23)
NOTES
1. LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH
2. PLASTIC LEADS WILL BE EITHER SOLDER DIPPED OR TIN PLATED
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS.
24-Lead Plastic DIP (N-24A)
24
PIN 1
1
0.2
(5.08)
MAX
0.175 (4.45)
0.12 (3.05)
0.02 (0.508)
0.015 (0.381)
1.25 (31.75)
1.24 (31.5)
13
0.55 (13.97)
0.53 (13.47)
12
0.16 (4.07)
0.14 (3.56)
0.105 (2.67)
0.095 (2.42)
0.065 (1.66) SEATING
0.045 (1.15) PLANE
0.606 (15.4)
0.594 (15.09)
15°
0°
0.012 (0.305)
0.008 (0.203)
24-Lead Cerdip (Q-24)
24
PIN 1
1
1.290 (32.77) MAX
13
0.295 (7.493)
MAX
12
0.320 (8.128)
0.290 (7.366)
0.225
(5.715)
MAX
0.180
(4.572)
MAX
0.125
(3.175)
MIN
SEATING
PLANE
0.021 (0.533)
0.015 (0.381)
TYP
0.110 (2.794)
0.090 (2.286)
TYP
0.065 (1.651)
0.055 (1.397)
TYP
0.070 (1.778)
0.020 (0.508)
15 °
0°
1. LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH.
2. CERDIP LEADS WILL BE EITHER TIN PLATED OR SOLDER DIPPED
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS.
0.012 (0.305)
0.008 (0.203)
TYP
28-Lead SOIC (R-28)
24
PIN 1
1
13
0.299 (7.6)
0.291 (7.39)
0.414 (10.52)
0.398 (10.10)
12
0.608 (15.45)
0.596 (15.13)
0.096 (2.44)
0.089 (2.26)
0.03 (0.76)
0.02 (0.51)
0.01 (0.254)
0.006 (0.15)
0.05 (1.27)
BSC
0.019 (0.49)
0.014 (0.35)
0.013 (0.32)
0.009 (0.23)
6°
0°
0.042 (1.067)
0.018 (0.447)
1. LEAD NO. 1 IDENTIFIED BY A DOT.
2. SOIC LEADS WILL BE EITHER TIN PLATED OR SOLDER DIPPED
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS
28-Lead SSOP (RS-28)
24
PIN 1
1
13
0.212 (5.38)
0.205 (5.207)
0.311 (7.9)
0.301 (7.64)
12
0.328 (8.33)
0.318 (8.08)
0.07 (1.78)
0.066 (1.67)
0.008 (0.203)
0.002 (0.050)
0.0256 (0.65)
BSC
0.009 (0.229)
0.005 (0.127)
8°
0°
1. LEAD NO. 1 IDENTIFIED BY A DOT.
2. LEADS WILL BE EITHER TIN PLATED OR SOLDER DIPPED
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS
0.037 (0.94)
0.022 (0.559)
REV. 0
–11–

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