ADM2209E
Typical Performance Curves (V
STBY
= +3.3 V)
–3
–6
–5
Tx OUT LOW – Volts
–8
VOLTS–
–7
–10
–9
CHARGE PUMP VOLTAGE V – (V)
–11
–12
–13
0
10
20
30
LOAD CURRENT – mA
40
50
–14
10
11
12
V
DD
13
14
Figure 13. V– vs. Load Current
13
11
Tx OUT HIGH – Volts
9
7
Tx OUTPUT VOLTAGE HIGH (V)
5
3
1
–15
Figure 17. Transmitter Output Voltage Low vs. V
DD
15
TxHI
10
Tx OUT – Volts
5
0
–5
TxLO
–10
–15
–5
–10
LOAD CURRENT – mA
0
0
200
400
600
800
1000
LOAD CAPACITANCE – pF
1200
Figure 14. Transmitter Output Voltage High vs. Load
Current
–2
Figure 18. Transmitter Output Voltage vs. Load Ca-
pacitance @ 460 kBPS
10
–4
Tx OUT LOW – Volts
8
I
DD
– mA
–6
Tx OUTPUT VOLTAGE LOW (V)
–8
I
DD
– mA
6
4
–10
–12
0
5
10
LOAD CURRENT – mA
15
2
0
200
1000
400
600
800
LOAD CAPACITANCE – pF
1200
Figure 15. Transmitter Output Voltage Low vs. Load
Current
14
Figure 19. I
DD
vs. Load Capacitance
Tx OUT HIGH – Volts
12
10
8
10.5
11.5
V
DD
12.5
13.5
Figure 16. Transmitter Output Voltage High vs. V
DD
REV. 0
–7–
AD [ ANALOG DEVICES ]
