Datasheet

ADM3232E
Rev. B | Page 6 of 12
TYPICAL PERFORMANCE CHARACTERISTICS
LOAD CAPACITANCE (pF)
8
6
4
2
0
–2
–4
–6
–8
0 1200200 400 600 800
Tx
OUT
(V)
1000
Tx
OUT
(HIGH)
Tx
OUT
(LOW)
0
6410-003
Figure 3. 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
OUT
(V)
6
4
2
0
–2
–4
–6
–8
06410-004
Tx
OUT
LOW
Tx
OUT
HIGH
Figure 4. Transmitter Output Voltage vs. V
CC
LOAD CURRENT (mA)
8
02468
Tx
OUT
(V)
6
4
2
0
–2
–4
–6
–8
10 12
Tx
OUT
HIGH
Tx
OUT
LOW
06410-005
Figure 5. Transmitter Output Voltage High/Low vs. Load Current
LOAD CURRENT (mA)
8
02468
V+
V+, V– (V)
6
4
2
0
–2
–4
–6
–8
V–
10 12
06410-006
Figure 6. 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)
06410-007
Figure 7. 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
06410-008
Figure 8. Power Supply Current vs. Load Capacitance