AD1555: 24-Bit, 121 dB typical SNR, Sigma-Delta A/D converter with Integrated PGA
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Product Details
myAnalogFEATURES and BENEFITS
- Fourth Order Σ-Δ Modulator
- Large Dynamic Range
- 116 dB Min, 120 dB Typical @ 1 ms
- 117 dB Typical @ 0.5 ms - Low Input Noise: 80 nV rms @ 4 ms with Gain of 34,128
- Low Distortion: –111 dB Max, –120 dB Typical
- Low Intermodulation: 122 dB
- Sampling Rate at 256 kSPS
- Very High Jitter Tolerance
- No External Antialias Filter Required
- Programmable Gain Front End
- Input Range: ±2.25 V
- Robust Inputs
- Gain Settings: 1, 2.5, 8.5, 34, 128
Functional Block Diagram for AD1555
24-Bit, 121 dB typical SNR, Sigma-Delta A/D converter with Integrated PGA
Functional Block Diagram for AD1555
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Documentation
| Title | Content Type | File Type |
|---|---|---|
| AD1555/AD1556: 24-Bit Sigma-Delta ADC Data Sheet (Rev B, 05/2002) (pdf, 429 kB) | Data Sheets | |
| AN-101: Cross Plot Generator Allows Quick A/D Converter Evaluation (pdf, 280 kB) | Application Notes | |
|
AN-347: Shielding and Guarding
(pdf, 688 kB)
How to Exclude Interference-Type Noise. What to do and Why to do it-A Rational Approach |
Application Notes | |
|
AN-214: Ground Rules for High Speed Circuits
(pdf, 356 kB)
Layout and Wiring Are Critical in Video Converter Circuits. |
Application Notes | |
|
AN-566: A Geophone/Hydrophone Acquisition Reference Design
(pdf, 211 kB)
The AD1555/AD1556 24-Bit Sigma-Delta ADC Chipset Provides for Direct Acquisition of High Dynamic Range Sensors. |
Application Notes | |
| MS-2210: Designing Power Supplies for High Speed ADC (pdf, 327 kB) | Technical Articles | |
| RAQs index | Rarely Asked Questions | HTML |
| Glossary of EE Terms | Glossary | HTML |
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The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
