AD7691BCPZRL vs AD7683BCPZRL Comparison
Detailed side-by-side comparison of AD7691BCPZRL by Analog Devices and AD7683BCPZRL by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | AD7691BCPZRL | AD7683BCPZRL |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $10.40 | $7.09 |
| Number of Bits | 18 | — |
| Sampling Rate | 250 kSPS | 100 kSPS |
| Number of Inputs | 1 | — |
| Architecture | SAR (PulSAR, charge-redistribution) | SAR (PulSAR charge-redistribution) |
| Input Type | Differential (pseudo-bipolar capable with REF) | — |
| Data Interface | SPI, QSPI, MICROWIRE, DSP-compatible serial | — |
| 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 | 2.7 V to 5.5 V |
| Power Dissipation (typ. @ 5V, 250 kSPS) | 6 mW | — |
| Operating Temperature | -40C to +85C | -40 °C to +85 °C (industrial) |
| Package | 10-LFCSP-WD (3x3 mm) with exposed pad | 8-LFCSP-WD (3x3 mm) with exposed pad |
| Daisy-Chain Support | Yes (SDI input for multi-ADC 3-wire bus) | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | — |
| Resolution | — | 16 bits |
| Number of Input Channels | — | 1 |
| Analog Input Range | — | 0 V to VREF (pseudo-differential, unipolar) |
| Reference Voltage Range | — | Up to VDD |
| INL | — | ±1 LSB typical, ±3 LSB maximum (B grade) |
| Missing Codes | — | None (B grade) |
| Interface | — | Serial SPI-compatible, QSPI, MICROWIRE, DSP-compatible |
| Conversion Clock | — | Internal |
| Track-and-Hold | — | Integrated, low-noise, wide bandwidth, short aperture delay |