AD7641BCPZRL vs AD7651ASTZRL Comparison
Detailed side-by-side comparison of AD7641BCPZRL by Analog Devices and AD7651ASTZRL by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Analog Devices
AD7641BCPZRL - 18-Bit 2MSPS PulSAR Bipolar ADC | Analog Devices
AD7641BCPZRL ✓ ActiveAnalog Devices
AD7651ASTZRL - 16-Bit 100kSPS PulSAR Unipolar ADC | Analog Devices
AD7651ASTZRL ✓ ActiveSpecification Comparison
| Parameter | AD7641BCPZRL | AD7651ASTZRL |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $19.80 | $10.45 |
| Resolution | 18 bits | — |
| Sampling Rate | 2 MSPS | 100 kSPS |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Input Channels | 1 differential/single-ended | — |
| Input Voltage Range | ±10 V, ±5 V, 0-10 V, 0-5 V (software/pin programmable) | ±10 V or 0 V to 5 V (true bipolar/unipolar) |
| INL (Integral Non-Linearity) | ±1.75 LSB (typ, ≈7 ppm of FS) | — |
| DNL (Differential Non-Linearity) | +2/-1 LSB (no missing codes) | — |
| Analog Supply Voltage | 5 V | — |
| Digital Supply Voltage | 2.5 V | — |
| Reference Voltage | Internal 2.5 V (external capable) | — |
| Data Interface | Parallel / serial SPI-compatible | Serial, Parallel |
| Process Technology | PulSAR iCMOS | iCMOS (high voltage) |
| Package | 48-LFCSP-VQ (7x7 mm) with exposed pad | 48-LQFP (7 mm × 7 mm) |
| Operating Temperature | -40 °C to +85 °C | -40 °C to +85 °C |
| RoHS Status | Compliant | Compliant |
| Number of Bits | — | 16 |
| Number of Inputs | — | 1 |
| Packaging | — | Tape & Reel (TR) |
| Integrated Reference | — | Yes, 2.5 V internal |
| Power Consumption (Typ) | — | 8 mW at 100 kSPS |
| Supply Voltage | — | ±12 V or +5 V analog; +3 V or +5 V digital |
| Input Type | — | Pseudo-bipolar / True bipolar with software gain compression |