Key facts
- Brand
- Analog Devices
- Model
- AD7643
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-05-09
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Analog Devices AD7643 18‑Bit 1.25 MSPS PulSAR ADC Datasheet
The AD7643 PulSAR® ADC provides 18‑bit resolution, 1.25 MSPS throughput, and a dynamic range of 95 dB. It operates from a single 2.5 V supply and includes an internal 2.048 V reference with ±8 ppm/°C drift.
The device offers both parallel (18‑, 16‑, or 8‑bit) and serial (SPI/QSPI/MICROWIRE/DSP) interfaces, making it suitable for medical instruments, high‑speed data acquisition, DSP, spectrum analysis, instrumentation, and communications applications.
Analog Devices AD7643 specifications
| Resolution | 18 Bits |
|---|---|
| Throughput | 1.25 MSPS |
| Power Dissipation (internal reference) | 65 mW typical @ 1.25 MSPS |
| Internal Reference Voltage | 2.048 V (typical) |
| Dynamic Range | 95 dB typical |
| Supply Voltage | 2.5 V single supply |
| Operating Temperature Range | -40 °C to +85 °C |
Source: Analog Devices AD7643 18‑Bit 1.25 MSPS PulSAR ADC Datasheet
All Analog Devices AD7643 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum sampling rate of the AD7643?
The AD7643 can sample at up to 1.25 MSPS.
From: Analog Devices AD7643 18‑Bit 1.25 MSPS PulSAR ADC Datasheet
What supply voltage does the AD7643 require?
It operates from a single 2.5 V supply.
From: Analog Devices AD7643 18‑Bit 1.25 MSPS PulSAR ADC Datasheet
What is the maximum throughput of the AD7643?
The AD7643 can sample at up to 1.25 MSPS.
What supply voltage does the AD7643 require?
It operates from a single 2.5 V power supply.