Datasheet

ADM3202/ADM3222/ADM1385
Rev. E | Page 6 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
LOAD CAPACITANCE (pF)
8
6
4
2
0
–2
–4
–6
–8
0 1200200 400 600 800
T
OUT
(HIGH)
T
OUT
(LOW)
Tx O/P VOLTAGE (V)
1000
00071-008
Figure 8. Transmitter Output Voltage High/Low vs.
Load Capacitance @ 460 kbps
V
CC
(V)
8
2.7 2.9 3.1 3.3 3.5
Tx O/P HIGH
Tx O/P (V)
6
4
2
0
–2
–4
–6
–8
Tx O/P LOW
00071-009
Figure 9. Transmitter Output Voltage vs. V
CC
LOAD CURRENT (mA)
8
02468
Tx O/P (V)
6
4
2
0
–2
–4
–6
–8
10 12
Tx O/P LOW
Tx O/P HIGH
00071-010
Figure 10. Transmitter Output Voltage Low/High vs. Load Current
LOAD CURRENT (mA)
8
02468
V+
V+, V– (V)
6
4
2
0
–2
–4
–6
–8
V–
10 12
00071-011
Figure 11. Charge Pump V+, V− vs. Load Current
V
CC
(V)
350
2.7 2.9 3.1 3.3 3.5
IMPEDANCE (Ω)
300
250
200
150
100
50
0
V+ (IMPEDANCE)
V– (IMPEDANCE)
00071-012
Figure 12. Charge Pump Impedance vs. V
CC
LOAD CAPACITANCE (pF)
20
0 1000 2000 3000
I
CC
@ 230kbps
I
CC
(mA)
18
16
14
12
10
2
0
8
6
4
I
CC
@ 460kbps
00071-013
Figure 13. Power Supply Current vs. Load Capacitance