Datasheet Texas Instruments INA331
| Manufacturer | Texas Instruments |
| Series | INA331 |
Low-Power, Single Supply, CMOS, Instrumentation Amplifier
Datasheets
Low-Power, Single-Supply, CMOS Instrumentation Amplifiers datasheet
PDF, 984 Kb, Revision: C, File published: Apr 4, 2005
Extract from the document
Prices
Status
| INA331AIDGKR | INA331AIDGKRG4 | INA331AIDGKT | INA331AIDGKTG4 | INA331IDGKR | INA331IDGKRG4 | INA331IDGKT | INA331IDGKTG4 | |
|---|---|---|---|---|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes | No | No | No | No | No | No |
Packaging
| INA331AIDGKR | INA331AIDGKRG4 | INA331AIDGKT | INA331AIDGKTG4 | INA331IDGKR | INA331IDGKRG4 | INA331IDGKT | INA331IDGKTG4 | |
|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| Pin | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Package Type | DGK | DGK | DGK | DGK | DGK | DGK | DGK | DGK |
| Industry STD Term | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 2500 | 2500 | 250 | 250 | 2500 | 2500 | 250 | 250 |
| Carrier | LARGE T&R | LARGE T&R | SMALL T&R | SMALL T&R | LARGE T&R | LARGE T&R | SMALL T&R | SMALL T&R |
| Device Marking | C31 | C31 | C31 | C31 | C31 | C31 | C31 | C31 |
| Width (mm) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Length (mm) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Thickness (mm) | .97 | .97 | .97 | .97 | .97 | .97 | .97 | .97 |
| Pitch (mm) | .65 | .65 | .65 | .65 | .65 | .65 | .65 | .65 |
| Max Height (mm) | 1.07 | 1.07 | 1.07 | 1.07 | 1.07 | 1.07 | 1.07 | 1.07 |
| Mechanical Data | Download | Download | Download | Download | Download | Download | Download | Download |
Parametrics
| Parameters / Models | INA331AIDGKR | INA331AIDGKRG4 | INA331AIDGKT | INA331AIDGKTG4 | INA331IDGKR | INA331IDGKRG4 | INA331IDGKT | INA331IDGKTG4 |
|---|---|---|---|---|---|---|---|---|
| Bandwidth at Min Gain(Typ), MHz | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| CMRR(Min), dB | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 |
| Gain Error (+/-)(Max), % | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Gain Non-Linearity (+/-)(Max), % | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Gain(Max), V/V | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 |
| Gain(Min), V/V | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Input Bias Current (+/-)(Max), nA | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
| Input Offset (+/-)(Max), uV | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 |
| Input Offset Drift (+/-)(Max), uV/C | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Iq(Typ), mA | 0.415 | 0.415 | 0.415 | 0.415 | 0.415 | 0.415 | 0.415 | 0.415 |
| Noise at 0.1 Hz - 10 Hz(Typ), uVpp | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Noise at 1kHz(Typ)(nV/rt, Hz | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 |
| Number of Channels | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Operating Temperature Range, C | -55 to 125 | -55 to 125 | -55 to 125 | -55 to 125 | -55 to 125 | -55 to 125 | -55 to 125 | -55 to 125 |
| Package Group | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP | VSSOP |
| Package Size: mm2:W x L, PKG | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| Vs(Max), V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vs(Min), V | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
Eco Plan
| INA331AIDGKR | INA331AIDGKRG4 | INA331AIDGKT | INA331AIDGKTG4 | INA331IDGKR | INA331IDGKRG4 | INA331IDGKT | INA331IDGKTG4 | |
|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Application Notes
- Linear operating region of two-op-amp instrumentation amplifiers with gain stagePDF, 778 Kb, File published: Jul 21, 2016
Model Line
Series: INA331 (8)
Manufacturer's Classification
- Semiconductors> Amplifiers> Instrumentation Amplifiers
