AD7691BCPZRL vs AK9240NK Vergleich
Detaillierter Direktvergleich von AD7691BCPZRL von Analog Devices und AK9240NK von AKM (Asahi Kasei Microdevices). Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Spezifikationsvergleich
| Parameter | AD7691BCPZRL | AK9240NK |
|---|---|---|
| Marke | Analog Devices | AKM (Asahi Kasei Microdevices) |
| Kategorie | ADC/DAC | ADC/DAC |
| Lebenszyklusstatus | Aktiv | Obsolete |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $10,40 | $5,44 |
| Number of Bits | 18 | — |
| Abtastrate | 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 | — |
| Betriebstemperatur | -40C to +85C | — |
| Gehäuse | 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) | — |
| Montageart | Surface Mount | Surface Mount |
| MSL-Level | 3 (168 hours) | — |
| RoHS-Status | Compliant | [DATA_NEEDED: RoHS compliance status] |
| Auflösung | — | 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 |
| Betriebstemperaturbereich | — | [DATA_NEEDED: operating temperature range] |
| Product Status | — | Obsolete |