AD7949BCPZRL7 vs AD7946BCPZ Vergleich
Detaillierter Direktvergleich von AD7949BCPZRL7 von Analog Devices und AD7946BCPZ von Analog Devices. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Spezifikationsvergleich
| Parameter | AD7949BCPZRL7 | AD7946BCPZ |
|---|---|---|
| Marke | Analog Devices | Analog Devices |
| Kategorie | ADC/DAC | ADC/DAC |
| Lebenszyklusstatus | Aktiv | Aktiv |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $6,20 | $9,50 |
| Auflösung | 14 bit | 14-bit |
| Number of Channels | 8 (single-ended) / 4 (differential pairs) | — |
| Architecture | SAR (Successive Approximation Register) | SAR (charge redistribution) |
| Sample Rate | 250 kSPS | — |
| Input Type | Single-Ended, Pseudobipolar, Differential (GND sense) | Pseudo-differential |
| Supply Voltage (VDD) | 2.3 V to 5.5 V | — |
| Referenzspannung | 2.3 V to 5.5 V (external) | — |
| INL (Integrale Nichtlinearität) | +/-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) | — |
| Betriebstemperatur | -40C to +125C | -40°C to +85°C |
| Gehäuse | 20-LFCSP (4x4 mm) with exposed pad | 10-lead LFCSP (3 mm x 3 mm) |
| Montageart | Surface Mount | Surface Mount |
| MSL-Level | [DATA_NEEDED: MSL rating] | — |
| RoHS-Status | Compliant | — |
| 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 |
| Eingangsspannungsbereich | — | -0.5 V to 5.8 V |
| Versorgungsspannung | — | 5 V |
| Anzahl der Pins | — | 10 |
| Schnittstelle | — | SPI-compatible |