ADS8481IRGZR vs AD7651ASTZRL Comparison
Detailed side-by-side comparison of ADS8481IRGZR by Texas Instruments 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.
Texas Instruments
ADS8481IRGZR - 18-Bit 1MSPS SAR ADC w/Ref | Texas Instruments
ADS8481IRGZR ✓ ActiveAnalog Devices
AD7651ASTZRL - 16-Bit 100kSPS PulSAR Unipolar ADC | Analog Devices
AD7651ASTZRL ✓ ActiveSpecification Comparison
| Parameter | ADS8481IRGZR | AD7651ASTZRL |
|---|---|---|
| Brand | Texas Instruments | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.10 | $10.45 |
| Resolution | 18 bits | — |
| Sampling Rate | 1 MSPS (max) | 100 kSPS |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Number of Channels | 1 | — |
| Input Type | Pseudo-differential, unipolar, single-ended | Pseudo-bipolar / True bipolar with software gain compression |
| Input Voltage Range | 0 V to +4.096 V (with internal reference) | ±10 V or 0 V to 5 V (true bipolar/unipolar) |
| Internal Reference Voltage | 4.096 V | — |
| Data Interface | Parallel (18-bit / 16-bit / 8-bit bus modes) | Serial, Parallel |
| No Missing Codes | 18-bit NMC over temperature | — |
| Offset Error | ±0.1 mV | — |
| Power Consumption | Micropower | — |
| Operating Temperature | -40 C to +85 C | -40 °C to +85 °C |
| Package | 48-pin VQFN Exposed Pad (RGZ), Tape & Reel | 48-LQFP (7 mm × 7 mm) |
| Package Outline | VQFN EP 48-pin | — |
| Mounting Type | Surface Mount | — |
| 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 |
| Process Technology | — | iCMOS (high voltage) |
| RoHS Status | — | Compliant |