AD7691BCPZRL vs AK9240NK Comparaison
Comparaison détaillée côte à côte de AD7691BCPZRL par Analog Devices et AK9240NK par AKM (Asahi Kasei Microdevices). Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Comparaison des spécifications
| Paramètre | AD7691BCPZRL | AK9240NK |
|---|---|---|
| Marque | Analog Devices | AKM (Asahi Kasei Microdevices) |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | Actif | Obsolete |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $10,40 | $5,44 |
| Number of Bits | 18 | — |
| Fréquence d'échantillonnage | 250 kSPS | 1 MSPS per channel |
| Number of Inputs | 1 | — |
| Architecture | SAR (PulSAR, charge-redistribution) | SAR (Successive Approximation Register) |
| Input Type | Differential (pseudo-bipolar capable with REF) | Differential (current or voltage, selectable) |
| Data Interface | SPI, QSPI, MICROWIRE, DSP-compatible serial | SPI |
| INL (max) | ±1.5 LSB (±6 ppm of FSR) | — |
| INL (typical) | ±0.75 LSB | — |
| Dynamic Range | 102 dB (typical @ 250 kSPS) | — |
| Reference | External (REF pin, up to VDD) | — |
| Supply Voltage (VDD) | 2.3 V to 5 V | — |
| Power Dissipation (typ. @ 5V, 250 kSPS) | 6 mW | — |
| Température de fonctionnement | -40C to +85C | — |
| Boîtier | 10-LFCSP-WD (3x3 mm) with exposed pad | 20-QFN (3x3 mm) with exposed pad |
| Daisy-Chain Support | Yes (SDI input for multi-ADC 3-wire bus) | — |
| Type de montage | Surface Mount | Surface Mount |
| Niveau MSL | 3 (168 hours) | — |
| Statut RoHS | Compliant | [DATA_NEEDED: RoHS compliance status] |
| Résolution | — | 12 bits |
| Number of Channels | — | 2 (simultaneous sampling) |
| PGA | — | Integrated programmable gain amplifier |
| Input Configuration | — | PGA-ADC, 2 channels |
| Sample-and-Hold Ratio | — | 0:2 (no shared S/H; one per channel) |
| Reference Type | — | [DATA_NEEDED: internal/external reference] |
| Analog Supply Voltage (AVDD) | — | 2.7 V to 5.5 V |
| Digital Supply Voltage (DVDD) | — | 2.7 V to 5.5 V |
| LED Driver | — | Integrated |
| Auto Power Control (APC) | — | Integrated |
| On-Chip Filter | — | Band-limiting low-pass filter |
| Plage de température de fonctionnement | — | [DATA_NEEDED: operating temperature range] |
| Product Status | — | Obsolete |