MAX4285 Maxim, MAX4285 Datasheet - Page 9

• Manufacturer Part Number: MAX4285
• Description: The MAX4285/MAX4286 single and MAX4287/MAX4288/MAX4387/MAX4388 dual ADC buffer amplifiers feature high-speed performance and single +3V supply operation
• Manufacturer: Maxim

(V
CC
100
10
0.5
0.4
0.3
0.2
0.1
-10
1
10
-2
-4
-6
-8
0
+3V/+5V, 250MHz, SOT23 ADC Buffer Amplifiers
= +3V, V
8
6
4
2
0
100k
-50
10
SMALL-SIGNAL GAIN vs. FREQUENCY
-35
100
-20 -5
VOLTAGE NOISE DENSITY
INPUT OFFSET CURRENT
EE
1M
vs. TEMPERATURE
= 0, DISABLE_ ≥ 2V, R
vs. FREQUENCY
TEMPERATURE (°C)
1k
(C
FREQUENCY (Hz)
FREQUENCY (Hz)
LOAD
10 25
MAX4286
_______________________________________________________________________________________
10k
10M
= 22pF)
40 55 70 85 100
100k
100M
A
V
= +5V/V
1M
10M
L
1G
= 300Ω to V CC /2, V
Typical Operating Characteristics (continued)
100
10
-10
-1
-2
-3
-4
-5
1
10
-2
-4
-6
-8
5
4
3
2
1
0
8
6
4
2
0
100k
-50
1
SMALL-SIGNAL GAIN vs. FREQUENCY
-35
10
-20 -5 10
CURRENT NOISE DENSITY
INPUT OFFSET VOLTAGE
1M
CM
vs. TEMPERATURE
100
vs. FREQUENCY
TEMPERATURE (°C)
(C
FREQUENCY (Hz)
FREQUENCY (Hz)
= +1.0V, T
LOAD
MAX4286
1k
with High-Speed Disable
10M
25 40 55
= 37pF)
10k
A
100k
100M
A
=+25°C, unless otherwise noted.)
V
70
= +5V/V
1M
85
10M
100
1G
20
19
18
17
16
15
14
13
12
11
10
-10
22
21
20
19
18
10
-2
-4
-6
-8
8
6
4
2
0
100k
-50
-50
SMALL-SIGNAL GAIN vs. FREQUENCY
-35
-35
-20 -5 10
POWER-SUPPLY CURRENT
-20 -5 10 25
INPUT BIAS CURRENT
1M
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
(C
FREQUENCY (Hz)
LOAD
MAX4286
10M
25 40 55
= 47pF)
40 55 70 85 100
100M
A
V
70
= +5V/V
85
100
1G
9