Datasheet Texas Instruments OPA857 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | OPA857 |
Amplificador de Transimpedancia de Salida Diferencial
Hojas de datos
OPA857 Ultralow-Noise, Wideband, Selectable-Feedback Resistance Transimpedance Amplifier datasheet
PDF, 1.5 Mb, Revisión: D, Archivo publicado: agosto 17, 2016
Extracto del documento
Precios
Estado
| OPA857IRGTR | OPA857IRGTT | |
|---|---|---|
| Estado del ciclo de vida | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | Sí | No |
Embalaje
| 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 | Descargar | Descargar |
Paramétricos
| 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 |
Plan ecológico
| OPA857IRGTR | OPA857IRGTT | |
|---|---|---|
| RoHS | Obediente | Obediente |
Notas de aplicación
- Noise Analysis for High Speed Op Amps (Rev. A)PDF, 256 Kb, Revisión: A, Archivo publicado: enero 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
Linea modelo
Serie: OPA857 (2)
Clasificación del fabricante
- Semiconductors> Amplifiers> Operational Amplifiers (Op Amps)> High-Speed Op Amps (>=50MHz)