MAX4286 Maxim, MAX4286 Datasheet - Page 8

• Manufacturer Part Number: MAX4286
• 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

OUTPUT
OUTPUT
+3V/+5V, 250MHz, SOT23 ADC Buffer Amplifiers
with High-Speed Disable
(V
8
50mV/
10mV/
50mV/
50mV/
INPUT
INPUT
CC
-20
-30
-40
-60
-10
-50
div
div
div
div
0
_______________________________________________________________________________________
100k
= +3V, V
POWER-SUPPLY REJECTION RATIO
SMALL-SIGNAL PULSE RESPONSE
SMALL-SIGNAL PULSE RESPONSE
MAX4286/MAX4387/MAX4388
MAX4285/MAX4287/MAX4288
(C
LOAD
1M
EE
vs. FREQUENCY
FREQUENCY (Hz)
= 0, DISABLE_ ≥ 2V, R
TIME (5ns/div)
= 47pF, A
TIME (5ns/div)
(A
V
10M
= +1V/V)
V
= +5V/V)
100M
1G
L
= 300Ω to V CC /2, V
OUTPUT
INPUT
10mV/
50mV/
-100
Typical Operating Characteristics (continued)
-10
-20
-30
-40
-50
-60
-70
-80
-90
div
div
24
22
20
18
16
14
12
10
0
100k
40
SMALL-SIGNAL PULSE RESPONSE
70
MAX4286/MAX4387/MAX4388
COMMON-MODE REJECTION
ISOLATION RESISTANCE
vs. LOAD CAPACITANCE
1M
100
CM
vs. FREQUENCY
FREQUENCY (Hz)
MAX4286/MAX4387/MAX4388
A
(A
TIME (5ns/div)
V
= +1.0V, T
130
C
= +5V/V
V
LOAD
= +5V/V)
10M
MAX4285/87/88
A
(pF)
160
V
= +1V/V
190
100M
A
=+25°C, unless otherwise noted.)
220
250
1G
OUTPUT
50mV/
50mV/
INPUT
0.01
100
0.1
10
div
div
1
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
100k
10k
OUTPUT IMPEDANCE vs. FREQUENCY
SMALL-SIGNAL PULSE RESPONSE
MAX4285/MAX4287/MAX4288
GROUP DELAY vs. FREQUENCY
100k
(C
LOAD
1M
FREQUENCY (Hz)
FREQUENCY (Hz)
TIME (5ns/div)
= 22pF, A
1M
10M
10M
V
= +1V/V)
100M
100M
1G
1G