Datasheet Texas Instruments ADS8548 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | ADS8548 |
ADC de 14 bits, 8 canales, muestreo simultáneo, entrada bipolar
Hojas de datos
ADS85x8 12-, 14-, and 16-Bit, 8-Channel, Simultaneous Sampling ADCs datasheet
PDF, 1.5 Mb, Revisión: C, Archivo publicado: feb 3, 2016
Extracto del documento
Precios
Estado
| ADS8548SPM | ADS8548SPMR | ADS8548SRGCR | ADS8548SRGCT | |
|---|---|---|---|---|
| Estado del ciclo de vida | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | Sí | No | No | Sí |
Embalaje
| ADS8548SPM | ADS8548SPMR | ADS8548SRGCR | ADS8548SRGCT | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 64 | 64 | 64 | 64 |
| Package Type | PM | PM | RGC | RGC |
| Industry STD Term | LQFP | LQFP | VQFN | VQFN |
| JEDEC Code | S-PQFP-G | S-PQFP-G | S-PQFP-N | S-PQFP-N |
| Package QTY | 160 | 1000 | 2000 | 250 |
| Carrier | TUBE | LARGE T&R | LARGE T&R | SMALL T&R |
| Device Marking | ADS8548 | ADS8548 | ADS8548 | ADS8548 |
| Width (mm) | 10 | 10 | 9 | 9 |
| Length (mm) | 10 | 10 | 9 | 9 |
| Thickness (mm) | 1.4 | 1.4 | .88 | .88 |
| Pitch (mm) | .5 | .5 | .5 | .5 |
| Max Height (mm) | 1.6 | 1.6 | 1 | 1 |
| Mechanical Data | Descargar | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | ADS8548SPM | ADS8548SPMR | ADS8548SRGCR | ADS8548SRGCT |
|---|---|---|---|---|
| # Input Channels | 8 | 8 | 8 | 8 |
| Analog Voltage AVDD(Max), V | 5.5 | 5.5 | 5.5 | 5.5 |
| Analog Voltage AVDD(Min), V | 4.5 | 4.5 | 4.5 | 4.5 |
| Architecture | SAR | SAR | SAR | SAR |
| Digital Supply(Max), V | 5.5 | 5.5 | 5.5 | 5.5 |
| Digital Supply(Min), V | 2.7 | 2.7 | 2.7 | 2.7 |
| INL(Max), +/-LSB | 1 | 1 | 1 | 1 |
| Input Range(Max), V | 12 | 12 | 12 | 12 |
| Input Range(Min), V | -12 | -12 | -12 | -12 |
| Input Type | Single-Ended | Single-Ended | Single-Ended | Single-Ended |
| Integrated Features | Daisy-Chainable,Oscillator | Daisy-Chainable,Oscillator | Daisy-Chainable,Oscillator | Daisy-Chainable,Oscillator |
| Interface | Parallel,SPI | Parallel,SPI | Parallel,SPI | Parallel,SPI |
| Multi-Channel Configuration | Simultaneous Sampling | Simultaneous Sampling | Simultaneous Sampling | Simultaneous Sampling |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Package Group | LQFP | LQFP | VQFN | VQFN |
| Package Size: mm2:W x L, PKG | 64LQFP: 144 mm2: 12 x 12(LQFP) | 64LQFP: 144 mm2: 12 x 12(LQFP) | 64VQFN: 81 mm2: 9 x 9(VQFN) | 64VQFN: 81 mm2: 9 x 9(VQFN) |
| Power Consumption(Typ), mW | 335 | 335 | 335 | 335 |
| Rating | Catalog | Catalog | Catalog | Catalog |
| Reference Mode | Ext,Int | Ext,Int | Ext,Int | Ext,Int |
| Resolution, Bits | 14 | 14 | 14 | 14 |
| SINAD, dB | 84 | 84 | 84 | 84 |
| SNR, dB | 85 | 85 | 85 | 85 |
| Sample Rate (max), SPS | 600kSPS | 600kSPS | 600kSPS | 600kSPS |
| Sample Rate(Max), MSPS | 0.6 | 0.6 | 0.6 | 0.6 |
| THD(Typ), dB | -91 | -91 | -91 | -91 |
Plan ecológico
| ADS8548SPM | ADS8548SPMR | ADS8548SRGCR | ADS8548SRGCT | |
|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente |
Notas de aplicación
- ADS856x Design Challenges and Improvement Techniques for SAR Driver Circuit (Rev. A)PDF, 11.5 Mb, Revisión: A, Archivo publicado: mayo 18, 2015
- ADS8528, ADS8548, and ADS8568 Timing ConsiderationsPDF, 108 Kb, Archivo publicado: jun 21, 2014
- Determining Minimum Acquisition Times for SAR ADCs, part 2PDF, 215 Kb, Archivo publicado: marzo 17, 2011
The input structure circuit of a successive-approximation register analog-to-digital converter (SAR ADC) incombination with the driving circuit forms a transfer function that can be used to determine minimum acquisition times for different types of applied input signals. This application report, which builds on Determining Minimum Acquisition Times for SAR ADCs When a Step Function is Applied to
Linea modelo
Serie: ADS8548 (4)
Clasificación del fabricante
- Semiconductors> Data Converters> Analog-to-Digital Converters (ADCs)> Precision ADCs (<=10MSPS)