adm208e Analog Devices, Inc., adm208e Datasheet - Page 8

• Manufacturer Part Number: adm208e
• Description: Emi/emc-compliant, ?15 Kv Esd?protected, Rs-232 Line Drivers/receivers
• Manufacturer: Analog Devices, Inc.

ADM206E/ADM207E/ADM208E/ADM211E/ADM213E
TYPICAL PERFORMANCE CHARACTERISTICS
80
70
60
50
40
30
20
10
–10
–15
0
–1
–3
–5
–7
15
10
–5
0
9
7
5
3
1
5
0
0
Figure 14. Transmitter Output Voltage vs. Load Current
0.33
High/Low vs. Load Capacitance (230 kbps)
Figure 13. Transmitter Output Voltage
500
Figure 12. EMC Conducted Emissions
0.6
2
Tx O/P HI
LOG FREQUENCY (MHz)
LOAD CAPACITANCE (pF)
1000
1
LOAD CURRENT (mA)
4
1500
3
6
Tx O/P LO
Tx O/P LO
6
Tx O/P HI
2000
18
8
2500
30
3000
10
LIMIT
Rev. E | Page 8 of 20
2
3
1
Figure 16. Transmitter Output Voltage vs. Power Supply Voltage
80
70
60
50
40
30
20
10
0
–1
–3
–5
–7
–9
CH1
CH3
START 30.0MHz
9
7
5
3
1
4.0
Figure 17. Charge Pump V+, V− Exiting Shutdown
5.00V
5.00V
Figure 15. EMC Radiated Emissions
T
T
T
CH2
4.5
V+, V– EXITING SHDN
5.00V
V
CC
5.0
M 50.0µs
(V)
STOP 200.0MHz
Tx O/P HI LOADED
Tx O/P LO LOADED
CH1
5.5
3.1V
V+
SHDN
V–
LIMIT
6.0