OPA2333 1.8V, 17µA, 2 channels, microPower, Precision, Zero Drift CMOS Op Amp | TI.com

OPA2333
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
1.8V, 17µA, 2 channels, microPower, Precision, Zero Drift CMOS Op Amp

 

Recommended alternative parts

  • OPA388  -  Faster and more accurate signal conditioning RRIO op amp with 10MHz, zero-drift (5µV max Vos, 0.005µV/°C drift)
  • OPA2333P  -  Smaller size solution in a 2mm x 2mm DFN package

Description

The OPAx333 series of CMOS operational amplifiers use a proprietary auto-calibration technique to simultaneously provide very low offset voltage (10 µV, maximum) and near-zero drift over time and temperature. These miniature, high-precision, low quiescent current amplifiers offer high-impedance inputs that have a common-mode range 100 mV beyond the rails, and rail-to-rail output that swings within 50 mV of the rails. Single or dual supplies as low as 1.8 V (±0.9 V) and up to 5.5 V (±2.75 V) can be used. These devices are optimized for low-voltage, single-supply operation.

The OPAx333 family offers excellent CMRR without the crossover associated with traditional complementary input stages. This design results in superior performance for driving analog-to-digital converters (ADCs) without degradation of differential linearity.

The OPA333 (single version) is available in the 5-pin SOT-23, SOT, and 8-pin SOIC packages, while the OPA2333 (dual version) is available in the 8-pin VSON, SOIC, and VSSOP packages. All versions are specified for operation from –40°C to 125°C.

Features

  • Low Offset Voltage: 10 µV (Maximum)
  • Zero Drift: 0.05 µV/°C (Maximum)
  • 0.01-Hz to 10-Hz Noise: 1.1 µVPP
  • Quiescent Current: 17 µA
  • Single-Supply Operation
  • Supply Voltage: 1.8 V to 5.5V
  • Rail-to-Rail Input/Output
  • microSize Packages: SC70 and SOT23

Parametrics

Compare all products in Precision op amps (Vos<1mV) Email Download to Excel
Part number Order Number of channels (#) Total supply voltage (Min) (+5V=5, +/-5V=10) Total supply voltage (Max) (+5V=5, +/-5V=10) GBW (Typ) (MHz) Slew rate (Typ) (V/us) Rail-to-rail Vos (offset voltage @ 25 C) (Max) (mV) Offset drift (Typ) (uV/C) Iq per channel (Typ) (mA) Vn at 1 kHz (Typ) (nV/rtHz) CMRR (Typ) (dB) Rating Operating temperature range (C) Package Group Package size: mm2:W x L (PKG) Input bias current (Max) (pA) Output current (Typ) (mA) Features Architecture
OPA2333 Order now 2     1.8     5.5     0.35     0.16     In
Out    
0.01     0.02     0.017     55     130     Catalog     -40 to 125     SOIC | 8
SON | 8
VSSOP | 8    
8SOIC: 19 mm2: 3.91 x 4.9 (SOIC | 8)
8SON: 9 mm2: 3 x 3 (SON | 8)
8VSSOP: 15 mm2: 4.9 x 3 (VSSOP | 8)    
200     5     EMI Hardened
Small Size
Zero Drift    
CMOS    
OPA2333P Order now 2     1.8     5.5     0.35     0.16     In
Out    
0.01     0.02     0.017     55     130     Catalog     -40 to 125     WSON | 8     8WSON: 4 mm2: 2 x 2 (WSON | 8)     200     5     EMI Hardened
Small Size
Zero Drift    
CMOS