Datasheet MAX4289 (Analog Devices)
| Manufacturer | Analog Devices |
| Description | 1.0V Micropower, SOT23, Operational Amplifier |
| Pages / Page | 9 / 1 — 1.0V Micropower, SOT23, Operational Amplifier. MAX4289. General … |
| File Format / Size | PDF / 287 Kb |
| Document Language | English |
1.0V Micropower, SOT23, Operational Amplifier. MAX4289. General Description. Features. Ultra-Low Voltage Operation: Guaranteed
Model Line for this Datasheet
Text Version of Document
19-2023; Rev 0; 1/02
1.0V Micropower, SOT23, Operational Amplifier MAX4289 General Description Features
The MAX4289 micropower, operational amplifier is opti- ♦
Ultra-Low Voltage Operation: Guaranteed
mized for ultra-low supply voltage operation. The ampli-
Specifications from 1.0V to 5.5V
fier consumes only 9µA of quiescent supply current and is fully specified for operation from a single 1.0V to 5.5V ♦
Input Common-Mode Range: 0 to (VCC - 0.2V)
power supply. This ultra-low voltage operation together with the low quiescent current consumption make the ♦
Ultra-Low Power Consumption: 9µA Supply
MAX4289 ideal for use in battery-powered systems
Current (typ)
operated from as little as a single alkaline cell. The ♦ MAX4289 also features a wide input common-mode
Optimized for Operation from Single-Cell
range that includes the ground, and an output voltage
Battery-Powered Systems
swing that is virtually Rail-to-Rail®, allowing almost all of ♦
Compatible with 3.0V and 5.0V Single-Supply
the power supply to be used for signal voltage.
Systems
The low input offset voltage and low input bias current specifications along with the high open-loop gain make ♦
Low Offset Voltage: 0.2mV
the MAX4289 well-suited to applications requiring a ♦ high degree of precision.
Low Input Bias Current: 5nA
The MAX4289 is available in a tiny 6-pin SOT23 pack- ♦
High Open-Loop Voltage Gain: 90dB
age. All specifications are guaranteed over the extend- ♦
Rail-to-Rail Output Stage Drives 5k
Ω
Load
ed temperature range of -40°C to +85°C. ♦
No Output Phase Reversal for Overdriven Inputs Applications
♦
Available in a Tiny 6-Pin SOT23 (3mm
✕
3mm)
Single-Cell Systems Strain Gauges Portable Electronic Cellular Phones Equipment Notebook Computers
Ordering Information
Battery-Powered Sensor Amplifiers
PIN- TOP
Instrumentation
PART TEMP RANGE PACKAGE MARK
Portable Communication Hearing Aids Using Zinc MAX4289EUT-T -40°C to +85°C 6 SOT23-6 AARX Devices Air Battery MAX4289ESA -40°C to +85°C 8 SO —
Typical Operating Characteristic Pin Configurations POWER-SUPPLY REJECTION RATIO vs. SUPPLY VOLTAGE
TOP VIEW 90 TA = +85°C OUT 1 6 VCC N.C. 1 8 N.C. 80 IN- 2 7 V MAX4289 CC GND 2 MAX4289 5 N.C. IN+ 3 6 OUT 70 TA = -40°C PSRR (dB) GND 4 5 N.C. IN+ 3 4 IN- TA = +25°C 60
SO-8 SOT23-6
50 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 SUPPLY VOLTAGE (V) Rail-to-Rail is a registered trademark of Nippon Motorola, Ltd.
________________________________________________________________ Maxim Integrated Products 1 For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
1.0V Micropower, SOT23, Operational Amplifier MAX4289 General Description Features
The MAX4289 micropower, operational amplifier is opti- ♦
Ultra-Low Voltage Operation: Guaranteed
mized for ultra-low supply voltage operation. The ampli-
Specifications from 1.0V to 5.5V
fier consumes only 9µA of quiescent supply current and is fully specified for operation from a single 1.0V to 5.5V ♦
Input Common-Mode Range: 0 to (VCC - 0.2V)
power supply. This ultra-low voltage operation together with the low quiescent current consumption make the ♦
Ultra-Low Power Consumption: 9µA Supply
MAX4289 ideal for use in battery-powered systems
Current (typ)
operated from as little as a single alkaline cell. The ♦ MAX4289 also features a wide input common-mode
Optimized for Operation from Single-Cell
range that includes the ground, and an output voltage
Battery-Powered Systems
swing that is virtually Rail-to-Rail®, allowing almost all of ♦
Compatible with 3.0V and 5.0V Single-Supply
the power supply to be used for signal voltage.
Systems
The low input offset voltage and low input bias current specifications along with the high open-loop gain make ♦
Low Offset Voltage: 0.2mV
the MAX4289 well-suited to applications requiring a ♦ high degree of precision.
Low Input Bias Current: 5nA
The MAX4289 is available in a tiny 6-pin SOT23 pack- ♦
High Open-Loop Voltage Gain: 90dB
age. All specifications are guaranteed over the extend- ♦
Rail-to-Rail Output Stage Drives 5k
Ω
Load
ed temperature range of -40°C to +85°C. ♦
No Output Phase Reversal for Overdriven Inputs Applications
♦
Available in a Tiny 6-Pin SOT23 (3mm
✕
3mm)
Single-Cell Systems Strain Gauges Portable Electronic Cellular Phones Equipment Notebook Computers
Ordering Information
Battery-Powered Sensor Amplifiers
PIN- TOP
Instrumentation
PART TEMP RANGE PACKAGE MARK
Portable Communication Hearing Aids Using Zinc MAX4289EUT-T -40°C to +85°C 6 SOT23-6 AARX Devices Air Battery MAX4289ESA -40°C to +85°C 8 SO —
Typical Operating Characteristic Pin Configurations POWER-SUPPLY REJECTION RATIO vs. SUPPLY VOLTAGE
TOP VIEW 90 TA = +85°C OUT 1 6 VCC N.C. 1 8 N.C. 80 IN- 2 7 V MAX4289 CC GND 2 MAX4289 5 N.C. IN+ 3 6 OUT 70 TA = -40°C PSRR (dB) GND 4 5 N.C. IN+ 3 4 IN- TA = +25°C 60
SO-8 SOT23-6
50 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 SUPPLY VOLTAGE (V) Rail-to-Rail is a registered trademark of Nippon Motorola, Ltd.
________________________________________________________________ Maxim Integrated Products 1 For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
