Datasheet Texas Instruments OPA857
| Manufacturer | Texas Instruments |
| Series | OPA857 |
Differential Output Transimpedance Amplifier
Datasheets
OPA857 Ultralow-Noise, Wideband, Selectable-Feedback Resistance Transimpedance Amplifier datasheet
PDF, 1.5 Mb, Revision: D, File published: Aug 17, 2016
Extract from the document
Prices
Status
| OPA857IRGTR | OPA857IRGTT | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | No |
Packaging
| OPA857IRGTR | OPA857IRGTT | |
|---|---|---|
| N | 1 | 2 |
| Pin | 16 | 16 |
| Package Type | RGT | RGT |
| Industry STD Term | VQFN | VQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R |
| Device Marking | OPA857 | OPA857 |
| Width (mm) | 3 | 3 |
| Length (mm) | 3 | 3 |
| Thickness (mm) | .9 | .9 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | 1 | 1 |
| Mechanical Data | Download | Download |
Parametrics
| Parameters / Models | OPA857IRGTR | OPA857IRGTT |
|---|---|---|
| 2nd Harmonic, dBc | 94 | 94 |
| 3rd Harmonic, dBc | 97 | 97 |
| @ MHz | 10 | 10 |
| Additional Features | N/A | N/A |
| Architecture | FET,Voltage FB | FET,Voltage FB |
| BW @ Acl, MHz | 130 | 130 |
| GBW(Typ), MHz | 6800 | 6800 |
| Input Bias Current(Max), pA | 20 | 20 |
| Iq per channel(Max), mA | 26.3 | 26.3 |
| Iq per channel(Typ), mA | 23.4 | 23.4 |
| Number of Channels | 1 | 1 |
| Operating Temperature Range, C | -40 to 95 | -40 to 95 |
| Output Current(Typ), mA | 20 | 20 |
| Package Group | VQFN | VQFN |
| Package Size: mm2:W x L, PKG | 16VQFN: 9 mm2: 3 x 3(VQFN) | 16VQFN: 9 mm2: 3 x 3(VQFN) |
| Rail-to-Rail | No | No |
| Rating | Catalog | Catalog |
| Slew Rate(Typ), V/us | 220 | 220 |
| Total Supply Voltage(Max), +5V=5, +/-5V=10 | 3.6 | 3.6 |
| Total Supply Voltage(Min), +5V=5, +/-5V=10 | 2.3 | 2.3 |
Eco Plan
| OPA857IRGTR | OPA857IRGTT | |
|---|---|---|
| RoHS | Compliant | Compliant |
Application Notes
- Noise Analysis for High Speed Op Amps (Rev. A)PDF, 256 Kb, Revision: A, File published: Jan 17, 2005
As system bandwidths have increased an accurate estimate of the noise contribution for each element in the signal channel has become increasingly important. Many designers are not however particularly comfortable with the calculations required to predict the total noise for an op amp or in the conversions between the different descriptions of noise. Considerable inconsistency between manufactu
Model Line
Series: OPA857 (2)
Manufacturer's Classification
- Semiconductors> Amplifiers> Operational Amplifiers (Op Amps)> High-Speed Op Amps (>=50MHz)
