adm560 Analog Devices, Inc., adm560 Datasheet - Page 6

• Manufacturer Part Number: adm560
• Description: Ultralow Power, +3.3 V, Rs-232 Notebook Pc Serial Port Drivers/receivers
• Manufacturer: Analog Devices, Inc.

ADM560/ADM561
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 4. Transmitter Output Voltage High vs. Load Capacitance
6.25
5.75
5.25
4.75
10.5
9.5
8.5
7.5
6.5
5.5
4.5
3.5
6
5
4
3
2
0
1
2.5
Figure 5. Transmitter Output Voltage vs. Load Current
0
0
Figure 6. Transmitter Output Voltage High vs. V
T
V
4 TRANSMITTERS LOADED
WITH R
C1 TO C4 = 1µF
A
CC
= 25°C
= 3.3V
500
3.0
L
= 5kΩ || C
1 TRANSMITTER
LOADED
1
4 TRANSMITTERS
LOADED
T
C1 TO C4 = 1µF
V
TRANSMITTERS UNLOADED
A
CC
LOAD CAPACITANCE (pF)
= 25°C
1000
3.5
= 3.3V
L
160kbps
T
OUT
2
| I
OUT
V
T
HIGH
1500
OUT
CC
4.0
| (mA)
(V)
LOW
80kbps
T
C1 TO C4 = 1µF
TRANSMITTERS LOADED
WITH 5kΩ || 2500pF
3
A
= 25°C
2000
4.5
20kbps
4
2500
5.0
CC
3000
5.5
5
Rev. B | Page 6 of 12
Figure 7. Transmitter Output Voltage Low vs. Load Capacitance
–10
45
40
35
30
25
20
15
10
–3
–4
–5
–6
–7
–8
–9
–1
–2
–3
–4
–5
–6
0
5
0
500
2.5
0
Figure 8. Transmitter Slew Rate vs. Load Capacitance
4 TRANSMITTERS
LOADED
Figure 9. Transmitter Output Voltage Low vs. V
T
V
4 TRANSMITTERS LOADED
WITH R
C1 TO C4 = 1µF
A
CC
= 25°C
= 3.3V
500
3.0
L
1000
= 5kΩ || C
1 TRANSMITTER
LOADED
160kbps
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
1000
3.5
L
1500
80kbps
V
1500
CC
4.0
(V)
3 TRANSMITTERS
LOADED
T
C1 TO C4 = 1µF
TRANSMITTERS LOADED
WITH 5kΩ || 2500pF
4 TRANSMITTERS
LOADED
2000
A
= 25°C
2000
20kbps
4.5
2500
2500
5.0
CC
3000
3000
5.5