Datasheet MAX4240, MAX4241, MAX4242, MAX4243, MAX4244 (Analog Devices)

FabricanteAnalog Devices
DescripciónSingle/Dual/Quad, +1.8V/10µA, SOT23, Beyond-the-Rails Op Amps
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Single/Dual/Quad, +1.8V/10µA, SOT23,. Beyond-the-Rails Op Amps. MAX4240–MAX4244. General Description. Features

Datasheet MAX4240, MAX4241, MAX4242, MAX4243, MAX4244 Analog Devices

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19-1343; Rev 3; 9/06
Single/Dual/Quad, +1.8V/10µA, SOT23, Beyond-the-Rails Op Amps MAX4240–MAX4244 General Description Features
The MAX4240–MAX4244 family of micropower op amps ♦
Ultra-Low-Voltage Operation:
operate from a single +1.8V to +5.5V supply or dual
Guaranteed Down to +1.8V
±0.9V to ±2.75V supplies and have Beyond-the-Rails™
Typical Operation to +1.5V
inputs and rail-to-rail output capabilities. These ampli- fiers provide a 90kHz gain-bandwidth product while ♦
Ultra-Low Power Consumption:
using only 10µA of supply current per amplifier. The
10µA Supply Current per Amplifier
MAX4241/MAX4243 have a low-power shutdown mode
1µA Shutdown Mode (MAX4241/MAX4243)
that reduces supply current to less than 1µA and forces
Up to 200,000 Hours Operation from Two AA
the output into a high-impedance state. Although the
Alkaline Cells
minimum operating voltage is specified at +1.8V, these devices typically operate down to +1.5V. The combina- ♦
Beyond-the-Rails Input Common-Mode Range
tion of ultra-low-voltage operation, beyond-the-rails ♦
Outputs Swing Rail-to-Rail
inputs, rail-to-rail outputs, and ultra-low power con- sumption makes these devices ideal for any portable/ ♦
No Phase Reversal for Overdriven Inputs
two-cell battery-powered system. ♦
200µV Input Offset Voltage
These amplifiers have an input common-mode range ♦
Unity-Gain Stable for Capacitive Loads up to 200pF
that extends 200mV beyond each rail, and their out- puts typically swing to within 9mV of the rails with a ♦
90kHz Gain-Bandwidth Product
100kΩ load. Beyond-the-rails input and rail-to-rail out- ♦
Available in Space-Saving 5-Pin SOT23 and
put characteristics allow the full power-supply voltage to be used for signal range. The combination of low
8-Pin µMAX® Packages
input offset voltage, low input bias current, and high
Ordering Information
open-loop gain makes them suitable for low-power/low- voltage precision applications.
The MAX4240 is offered in a space-saving 5-pin
SOT23 package. All specifications are guaranteed
EUK-T -40°C to +85°C 5 SOT23-5 ACCS over the -40°C to +85°C extended temperature range.
EUA -40°C to +85°C 8 µMAX —
MAX4241ESA -40°C to +85°C 8 SO — Two-Cell Battery- Strain Gauges
EUA -40°C to +85°C 8 µMAX — Powered Systems Sensor Amplifiers MAX4242ESA -40°C to +85°C 8 SO — Portable/Battery-Powered Cellular Phones
EUB -40°C to +85°C 10 µMAX — Electronic Equipment Notebook Computers MAX4243ESD -40°C to +85°C 14 SO — Digital Scales PDAs
ESD -40°C to +85°C 14 SO —
Pin Configurations Selector Guide
MAX4240 1 — 5-pin SOT23 OUT 1 5 VCC MAX4241 1 Yes 8-pin µMAX/SO MAX4240 MAX4242 2 — 8-pin µMAX/SO VEE 2 10-pin µMAX, MAX4243 2 Yes 14-pin SO IN+ 3 4 IN- MAX4244 4 — 14-pin SO Beyond-the-Rails is a trademark and µMAX is a registered
trademark of Maxim Integrated Products, Inc. Pin Configurations continued at end of data sheet.
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