Specifications

39PLCs: Recommended Solutions
Part Description Features Benefits
Signal Conditioners  
MAX1452 Low-cost, precision sensor signal
conditioner
Multitemperature calibration,
current and voltage excitation,
fast 150µs response, single-
pin programmable, 4–20mA
applications
High accuracy simplifies designs
in multiple platforms; reduces
inventory and cost
MAX1454 Precision sensor signal conditioner
with over/reverse voltage
protection
45V over/reverse voltage
protection, input fault detection,
16-bit resolution with 6V/V to
2048V/V signal-path gain
Offers robustness and protects
against power transient/surge;
adds safety and offers low-cost
solution.
MAX1464 Low-power, low-noise,
multichannel, digital sensor
conditioner
Integrated 16-bit ADC, DACs, and
CPU; programmable compensation
algorithm; digital, analog, and
PWM outputs; 4–20mA application
Directly interfaces with
microprocessors/controllers;
provides amplification, calibration,
linearization, and temperature
compensation for a variety of
sensors.
Thermal Management  
DS600 Precision, analog-output
temperature sensor
Industry’s highest accuracy: ±0.5°C
from -20°C to +100°C
Best cold-junction compensation
accuracy for superior
thermocouple measurement.
DS7505 Low-voltage, precision digital
thermometer and thermostat
±0.5°C accuracy from 0°C to +70°C,
1.7V to 3.7V operation, industry-
standard pinout
Industry-standard pinout allows
easy accuracy upgrade and supply
voltage reduction from LM75.
MAX6631 Low-power, digital temperature
sensor
±1°C accuracy from 0°C to +70°C,
50µA (max) supply current
Low supply current extends
battery life.
MAX31855 Thermocouple-to-digital converter Built-in cold-junction
compensation; versions available
for Type E, J, K, N, R, S, and T
thermocouples
Simplest thermocouple interface,
no external components needed.
Voltage Supervisors
MAX16023/24 Battery-backup switchover ICs
with integrated regulated output
Low power, small TDFN package,
integrated regulated output
Retain system configuration data
during brownout.
MAX6381 Single-voltage supervisor Multiple threshold and timeout
options
Versatile for easy design reuse;
saves space in small modules.
MAX6495 72V overvoltage protector Protects against transients up to
72V; small, 6-pin TDFN-EP package
Increases system reliability by
preventing component damage
due to high-voltage transients;
saves space; easy to use.
MAX6720 Triple-voltage supervisor Two fixed thresholds and one
adjustable threshold
Integration shrinks design size.
MAX6746 Capacitor-adjustable watchdog
timer and reset IC
Capacitor-adjustable timing, 3µA
supply current
Versatile for easy design reuse;
saves space in small modules.
MAX6816/17/18 Single, dual, and octal switch
debouncers
±15kV ESD protection High reliability; easy to use.