MAX4390EUK-T Maxim, MAX4390EUK-T Datasheet - Page 13

• Manufacturer Part Number: MAX4390EUK-T
• Description: Ultra-Small / Low-Cost / 85MHz Op Amps with Rail-to-Rail Outputs and Disable
• Manufacturer: Maxim

Figure 2. Driving a Capacitive Load Through an Isolation Resistor
Figure 3. Isolation Resistance vs. Capacitive Load
Figure 4. Small-Signal Gain vs. Frequency with Load
Capacitance and No Isolation Resistor
Ultra-Small, Low-Cost, 85MHz Op Amps with
16
15
14
13
12
11
10
-1
-2
-3
-4
-5
-6
9
6
5
4
3
2
1
0
100k
0
R
V
G
50
IN
100
______________________________________________________________________________________
150
1M
LARGE SIGNAL
(V
OUT
200
MAX438 _
FREQUENCY (Hz)
= 2V
C
250
LOAD
SMALL SIGNAL
(V
R
P-P
10M
33pF
F
OUT
68pF
300
)
100pF
(pF)
= 100mV
350 400 450 500 550
100M
P-P
R
)
ISO
Rail-to-Rail Outputs and Disable
1G
C
L
V
OUT
MAX4389 TRANSISTOR COUNT: 70
MAX4390 TRANSISTOR COUNT: 70
MAX4392 TRANSISTOR COUNT: 204
MAX4393 TRANSISTOR COUNT: 204
MAX4394 TRANSISTOR COUNT: 298
MAX4395 TRANSISTOR COUNT: 396
MAX4396 TRANSISTOR COUNT: 396
PROCESS: BiCMOS
Figure 5. Small-Signal Gain vs. Frequency with Load
Capacitance and 27Ω Isolation Resistor
-1
-2
-3
-4
-5
-6
6
5
4
3
2
1
0
100k
1M
FREQUENCY (Hz)
68pF
180pF
10M
Chip Information
100M
120pF
1G
13