MAX4431 Maxim, MAX4431 Datasheet

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MAX4431

Manufacturer Part Number
MAX4431
Description
The MAX4430/MAX4431 single and MAX4432/MAX4433 dual operational amplifiers feature wide bandwidth, 16-bit settling times in 37ns, and low-noise/low-distortion operation
Manufacturer
Maxim
Datasheet

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Part Number:
MAX4431ESA
Manufacturer:
CS
Quantity:
6 219
The MAX4430/MAX4431 single and MAX4432/MAX4433
dual operational amplifiers feature wide bandwidth, 16-
bit settling times in 37ns, and low-noise/low-distortion
operation. The MAX4430/MAX4432 are compensated for
unity gain stability and have a small signal -3dB band-
width of 180MHz. The MAX4431/MAX4433 are compen-
sated for closed-loop gains of +2 or greater and have a
small-signal -3dB bandwidth of 215MHz.
The MAX4430–MAX4433 op amps require only 11mA of
supply current per amplifier while achieving 125dB open-
loop gain. Voltage noise density is a low 2.8nV/√Hz,
and provides 100dB spurious-free dynamic range
(SFDR) at 1MHz. These characteristics make these op
amps ideal for driving modern high-speed 14- and 16-
bit analog-to-digital converters (ADCs).
These high-speed op amps feature wide output voltage
swings capable of driving ADCs with ≥4V input dynamic
range and a high current output drive up to 60mA. Using
a voltage feedback architecture, the MAX4430–
MAX4433 meet the requirements of many applications
that previously depended on current feedback ampli-
fiers.
The MAX4430/MAX4431 are available in a space-sav-
ing 5-pin SOT23 package, and the MAX4432/MAX4433
are available in an 8-pin µMAX package.
For free samples and the latest literature, visit www.maxim-ic.com or phone 1-800-998-8800.
For small orders, phone 1-800-835-8769.
19-1749; Rev 0; 7/00
Pin Configurations continued at end of data sheet.
________________________Applications
TOP VIEW
High-Speed 14- and 16-Bit ADC Preamplifiers
Low-Noise Preamplifiers
IF/RF Amplifiers
Low-Distortion Active Filters
High-Performance Receivers
Precision Instrumentation
OUT
V
IN+
EE
________________________________________________________________ Maxim Integrated Products
1
2
3
Dual-Supply, 180MHz, 16-Bit Accurate,
General Description
SOT23-5
Pin Configurations
5
4
V
IN-
CC
MAX4430
MAX4431
Ultra-Low Distortion Op Amps
o 16-Bit Accurate Settling in 37ns
o 100dB SFDR at 1MHz, 4Vp-p Output
o 2.8nV/√Hz Input Voltage Noise Density
o 110dB (min) Open-Loop Gain
o 145V/µs Slew Rate (MAX4431/MAX4433)
o 60mA High Output Drive
o Wide Voltage Swing Capable of Driving ADC
o Available in Space-Saving Packages
____________________________Features
Ordering Information continued at end of data sheet.
MAX4430EUK-T
MAX4430ESA
MAX4430
MAX4431
MAX4432
MAX4433
(MAX4430/MAX4432)
Inputs with ≥4Vp-p Input Dynamic Range
PART
5-pin SOT23 (MAX4430/MAX4431)
8-pin µMAX (MAX4432/MAX4433)
PART
IN
C
2
V
EE
Typical Operating Circuit
AMPS
1
2
3
1
1
2
2
TEMP. RANGE
-40
-40
MAX4430
MAX4431
Ordering Information
MIN GAIN
o
o
STABLE
C to +85
C to +85
(V/V)
+1
+2
+1
+2
Selector Guide
o
o
5
4
C
C
V
(MHz)
CC
BW
180
215
180
215
PIN-PACKAGE
5 SOT23-5
8 SO
C
14-/16-BIT ADC
1
HIGH-SPEED
SETTLING
TIME TO
0.0015%
(ns)
37
63
37
63
1

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MAX4431 Summary of contents

Page 1

... MAX4430– MAX4433 meet the requirements of many applications that previously depended on current feedback ampli- fiers. The MAX4430/MAX4431 are available in a space-sav- ing 5-pin SOT23 package, and the MAX4432/MAX4433 are available in an 8-pin µMAX package. ________________________Applications High-Speed 14- and 16-Bit ADC Preamplifiers ...

Page 2

... Note 1: The MAX4430–MAX4433 are not protected for output short-circuit conditions. Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability ...

Page 3

... MAX4431/MAX4433 (A = +2) VCL step OUT step OUT step, OUT MAX4430/MAX4432 step, OUT MAX4431/MAX4433 (A = +2) VCL step, OUT MAX4430/MAX4432 step, OUT MAX4431/MAX4433 (A = +2) VCL MIN TYP MAX UNITS 180 ...

Page 4

... Ratio Rej ecti on Rati o Spurious-Free Dynamic Range Input Noise Voltage Density Input Noise Current Density Input Capacitance C Maximum Capacitive Load Without Sustained Oscillations Output Impedance Z Crosstalk Note 2: All devices are 100% production tested _______________________________________________________________________________________ = + +25° ...

Page 5

... SMALL-SIGNAL PULSE RESPONSE A VCL INPUT 25mV/div OUTPUT 50mV/div 10ns/div MAX4430/MAX4432 GAIN FLATNESS vs. FREQUENCY (A = +1V/V) VCL 1.0 100mVp-p 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1.0 1M 10M 100M 1G FREQUENCY (Hz) MAX4431/MAX4433 LARGE-SIGNAL GAIN vs. FREQUENCY (A = +2V/V) VCL 4 1Vp 10M 100M FREQUENCY (Hz) MAX4430/MAX4432 LARGE-SIGNAL PULSE RESPONSE = +2V/V INPUT 500mV/V OUTPUT 500mV/div 10ns/div ...

Page 6

... OUTPUT 500mV/div 10ns/div OUTPUT ISOLATION RESISTANCE vs. CAPACITIVE LOAD 12 10 MAX4430 8 6 MAX4431 100 125 150 175 200 CAPACITIVE LOAD (pF) MAX4431/MAX4433 SMALL-SIGNAL PULSE RESPONSE A = +1V/V VCL C = 15pF L INPUT 25mV/div OUTPUT 50mV/div 10ns/div POWER-SUPPLY REJECTION RATIO vs. FREQUENCY 0 -10 -20 -30 -40 -50 ...

Page 7

Dual-Supply, 180MHz, 16-Bit Accurate +5V -5V 500Ω MAX4430 GAIN AND PHASE vs. FREQUENCY MAX4430 toc19 120 A = 1000 V 80 GAIN 40 0 -40 PHASE -80 -120 -160 ...

Page 8

... V = -5V 500Ω 0pF VOLTAGE SWING vs. TEMPERATURE 3 10kΩ L 2.5 2.0 FROM NEGATIVE RAIL 1.5 1.0 0.5 FROM POSITIVE RAIL 0 -50 - TEMPERATURE (°C) PIN MAX4430/MAX4431 5 SOT23 — PIN MAX4432/MAX4433 8 SO/8 µMAX _______________________________________________________________________________________ Typical Operating Characteristics (continued) = +25° ...

Page 9

... F S Figure 2a. Noninverting Configuration _______________________________________________________________________________________ Ultra-Low Distortion Op Amps and 2 for the MAX4431/MAX4433. Use care in selecting the value for the resistor marked R From dynamic stability considerations (based on the part’s frequency response and the input capacitance of the MAX4430–MAX4433), the maximum recommended ...

Page 10

... Characteristics and Figure 3). 10 ______________________________________________________________________________________ Ordering Information (continued) PART MAX4431EUK-T MAX4431ESA MAX4432EUA V OUT MAX4432ESA R MAX4433EUA MAX4433ESA Pin Configurations (continued) TOP VIEW TRANSISTOR COUNT: MAX4430/MAX4431: 103 TEMP. RANGE PIN-PACKAGE SOT23 - + µMAX o o -40 ...

Page 11

Dual-Supply, 180MHz, 16-Bit Accurate, Ultra-Low Distortion Op Amps ______________________________________________________________________________________ Package Information 11 ...

Page 12

... Dual-Supply, 180MHz, 16-Bit Accurate, Ultra-Low Distortion Op Amps Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. ...

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