AD7949BCPZRL7 vs AD7685BCPZ Comparison
Detailed side-by-side comparison of AD7949BCPZRL7 by Analog Devices and AD7685BCPZ 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 | AD7949BCPZRL7 | AD7685BCPZ |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.20 | $8.10 |
| Resolution | 14 bit | 16 bits |
| Number of Channels | 8 (single-ended) / 4 (differential pairs) | — |
| Architecture | SAR (Successive Approximation Register) | — |
| Sample Rate | 250 kSPS | — |
| Input Type | Single-Ended, Pseudobipolar, Differential (GND sense) | Pseudo-differential |
| Supply Voltage (VDD) | 2.3 V to 5.5 V | — |
| Reference Voltage | 2.3 V to 5.5 V (external) | External, 0.5V to VDD |
| INL (Integral Nonlinearity) | +/-1 LSB (typical) | — |
| No Missing Codes | Yes (14-bit guaranteed) | Yes |
| 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) | — |
| Operating Temperature | -40C to +125C | -40C to +125C |
| Package | 20-LFCSP (4x4 mm) with exposed pad | 10-LFCSP-WD (3x3 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| RoHS Status | Compliant | Compliant |
| Sampling Rate | — | 250 kSPS |
| Supply Voltage | — | 2.3 V to 5.5 V |
| Power Consumption | — | 3.5 mW at 5 V |
| Interface | — | SPI |
| SNR | — | [DATA_NEEDED: SNR] |
| THD | — | [DATA_NEEDED: THD] |
| INL | — | [DATA_NEEDED: INL] |
| DNL | — | [DATA_NEEDED: DNL] |