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Evaluates: MAX40077, MAX40089
MAX40089 Evaluation Kit
General Description
Quick Start
The MAX40089 evaluation kit (EV kit) is a fully assembled
and tested circuit board that contains all the components
necessary to evaluate both MAX40077 and MAX40089
dual channel op amps.
Required Equipment
Before beginning, the following equipment is needed:
● MAX40089 EV kit
● 2.7V to 5.5V, 100mA DC power supply
● Precision voltage calibrator
● 2 digital multimeters
The MAX40089 EV kit printed circuit board (PCB) comes
installed with MAX40089AUT+ in an 8-µMAX package.
The device is a dual-channel, rail-to-rail output op amp
offering 10MHz Gain Bandwidth product (MAX40077) and
42MHz Gain Bandwidth product (MAX40089). The EV kit
operates from a single 2.7V to 5.5V DC power supply or
from ±1.35V to ±2.75V split supply.
Procedure
The EV kit is fully assembled and tested. Follow the steps
below to verify board operation. Caution: Do not turn on
power supplies until all connections are completed
Features
and turn on V , V supplies before turning on voltage
sources on the input pins.
DD SS
● +2.7V to +5.5V Supply Voltage Range Across V
DD
and V
1) Make sure JU1 and JU4 jumpers are installed in 1-2
and 1-4 position, respectively, before applying supply
voltage.
SS
● 42MHz Gain Bandwidth Product (MAX40089)
● 10MHz Gain Bandwidth Product (MAX40077)
● Ultra-Low Distortion (0.0002% with 1kΩ load)
● Proven PCB Layout
2) Have JU5 installed for single-supply operation.
3) Connect positive terminal of the +5V supply to the
VDD test point and the GND terminal of supply to the
VSS test point.
● Fully Assembled and Tested
4) Connect the positive terminal of the precision voltage
source to the INA+ and INB+ test point and negative
terminal to GND test point.
Ordering Information appears at end of data sheet.
5) Connect 2 Digital Multimeters(DMM) to monitor the
voltage on the OUTA and OUTB test points.
6) Turn on the 5V power supply connected to VDD test
point and turn on the precision voltage source on
INA+, INB+ test points and set 0.1V. Observe the
output at the OUTA and OUTB test points on the
Multimeters. DMMs should approximately read 1V.
7) Also, now vary precision voltage source on inputs
INA+, INB+ between 0V to 0.45V and see if DMMs on
OUTA and OUTB test points is gained up by a factor
of 10V/V to the voltage applied on input.
Once above steps are confirmed, EV kit is tested for
functionality.
319-100180; Rev 1; 5/18