MAX4285ESA+ Maxim Integrated Products, MAX4285ESA+ Datasheet - Page 7

• Manufacturer Part Number: MAX4285ESA+
• Description: IC ADC BUFFER AMP 8-SOIC
• Manufacturer: Maxim Integrated Products

Specifications of MAX4285ESA+

• Amplifier Type: Buffer
• Number Of Circuits: 1
• Slew Rate: 385 V/µs
• -3db Bandwidth: 220MHz
• Current - Input Bias: 13µA
• Voltage - Input Offset: 100µV
• Current - Supply: 23mA
• Current - Output / Channel: 106mA
• Voltage - Supply, Single/dual (±): 2.85 V ~ 6.5 V, ±1.425 V ~ 3.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Number Of Channels: 1
• Voltage Gain Db: 94 dB
• Common Mode Rejection Ratio (min): 50 dB
• Input Offset Voltage: 0.1 mV
• Operating Supply Voltage: 3 V, 5 V
• Maximum Power Dissipation: 471 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Maximum Dual Supply Voltage: +/- 3.25 V
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output Type: -
• Gain Bandwidth Product: -
• Lead Free Status / Rohs Status: Details

(V
CC
-100
-110
-120
-100
-110
-120
-40
-50
-60
-70
-80
-90
-40
-50
-60
-70
-80
-90
+3V/+5V, 250MHz, SOT23 ADC Buffer Amplifiers
= +3V, V
100
0
f
V
A
O
R
f
A
OUT
V
O
L
V
= 20MHz
200 300
= +1V/V
= 300Ω
= 20MHz
MAX4285/MAX4287/MAX4288
MAX4286/MAX4387/MAX4388
= +5V/V
= 0.5Vp-p
0.25
OUTPUT
500mV/
500mV/
2ND HARMONIC
3RD HARMONIC
EE
DISTORTION vs. SWING
INPUT
DISTORTION vs. LOAD
div
div
= 0, DISABLE_ ≥ 2V, R
RESISTIVE LOAD (Ω)
400 500
VOLTAGE (Vp-p)
0.50
_______________________________________________________________________________________
LARGE-SIGNAL PULSE RESPONSE
MAX4285/MAX4287/MAX4288
2ND HARMONIC
600 700 800 900 1000
0.75
3RD HARMONIC
TIME (5ns/div)
(A
1.00
V
= +1V/V)
1.25
L
= 300Ω to V CC /2, V
-100
-110
-120
-100
-120
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
Typical Operating Characteristics (continued)
80
60
40
20
0
100k
100
MAX4285/MAX4286/MAX4288/MAX4388
f
V
A
O
OUT
V
= 20MHz
200 300
= +5V/V
OFF-ISOLATION vs. FREQUENCY
MAX4286/MAX4387/MAX4388
= 0.5Vp-p
3RD HARMONIC
DISTORTION vs. LOAD
1M
CM
RESISTIVE LOAD (Ω)
400 500
FREQUENCY (Hz)
= +1.0V, T
10M
with High-Speed Disable
2ND HARMONIC
600 700 800 900 1000
100M
A
=+25°C, unless otherwise noted.)
OUTPUT
100mV/
500mV/
INPUT
1G
div
div
LARGE-SIGNAL PULSE RESPONSE
-100
-120
MAX4286/MAX4387/MAX4388
-20
-40
-60
-80
-100
-110
-120
80
60
40
20
-40
-50
-60
-70
-80
-90
0
MAX4287/MAX4288/MAX4387/MAX4388
0.1
0
R
f
A
O
L
V
(A
TIME (5ns/div)
= 300Ω
= 20MHz
= +1V/V
MAX4285/MAX4287/MAX4288
CROSSTALK vs. FREQUENCY
V
0.25
= +5V/V)
DISTORTION vs. SWING
1
FREQUENCY (MHz)
VOLTAGE (Vp-p)
0.50
10
3RD HARMONIC
2ND HARMONIC
0.75
100
1.00
1000
1.25
7