AD7946BCPZ vs AD7949BCPZRL7 Comparación
Comparación detallada lado a lado de AD7946BCPZ por Analog Devices y AD7949BCPZRL7 por Analog Devices. Compare las especificaciones clave, los parámetros eléctricos, el encapsulado, el estado del ciclo de vida, los precios y la disponibilidad para determinar el mejor componente para los requisitos de su diseño.
Comparación de especificaciones
| Parámetro | AD7946BCPZ | AD7949BCPZRL7 |
|---|---|---|
| Marca | Analog Devices | Analog Devices |
| Categoría | ADC/DAC | ADC/DAC |
| Estado del ciclo de vida | Activo | Activo |
| Estado del stock | In Stock | In Stock |
| Precio unitario (USD) | $9,50 | $6,20 |
| Resolución | 14-bit | 14 bit |
| Sample Rate (Warp mode) | 500 kSPS | — |
| Sample Rate (Normal mode) | 450 kSPS | — |
| Sample Rate (Impulse mode) | 380 kSPS | — |
| INL | 0.4 LSB typ, 1 LSB max | — |
| DNL | 0.25 LSB typ, 0.7 LSB max | — |
| Rango de tensión de entrada | -0.5 V to 5.8 V | — |
| Tensión de alimentación | 5 V | — |
| Temperatura de funcionamiento | -40°C to +85°C | -40C to +125C |
| Encapsulado | 10-lead LFCSP (3 mm x 3 mm) | 20-LFCSP (4x4 mm) with exposed pad |
| Tipo de montaje | Surface Mount | Surface Mount |
| Número de pines | 10 | — |
| Architecture | SAR (charge redistribution) | SAR (Successive Approximation Register) |
| Input Type | Pseudo-differential | Single-Ended, Pseudobipolar, Differential (GND sense) |
| Interfaz | SPI-compatible | — |
| Number of Channels | — | 8 (single-ended) / 4 (differential pairs) |
| Sample Rate | — | 250 kSPS |
| Supply Voltage (VDD) | — | 2.3 V to 5.5 V |
| Tensión de referencia | — | 2.3 V to 5.5 V (external) |
| INL (No linealidad integral) | — | +/-1 LSB (typical) |
| No Missing Codes | — | Yes (14-bit guaranteed) |
| Digital Interface | — | SPI / QSPI / MICROWIRE / DSP-compatible, up to 50 MHz |
| Daisy-Chain Mode | — | Yes |
| Power Dissipation (250 kSPS, 5 V) | — | 4.5 mW (typical) |
| Power-Down Current | — | 1 uA (typical) |
| Acquisition Time | — | 290 ns (typical) |
| Nivel MSL | — | [DATA_NEEDED: MSL rating] |
| Estado RoHS | — | Compliant |