AD6645ASV-80 Analog Devices Integrated Circuit (Other) In Stock
The AD6645ASV-80 is a high-speed 14-bit analog-to-digital converter from Analog Devices with an 80 MSPS sample rate, designed for wideband receiver and communications signal processing. It delivers excellent dynamic range and SFDR performance in an SSOP package, making it suitable for software-defined radio, radar, and IF sampling applications.
- Manufacturer
- Analog Devices
- Package
- Other
- Pin Count
- 53
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 14-bit resolution ADC at 80 MSPS sample rate
- High spurious-free dynamic range (SFDR) for clean spectrum capture
- IF sampling architecture for direct digital receiver designs
- Low noise floor supporting wideband signal digitization
- SSOP package enabling compact high-speed signal chain layouts
- 3.3 V and 5 V supply compatibility for flexible system integration
Applications
The AD6645ASV-80 is optimized for wideband communications receivers where 14-bit accuracy at 80 MSPS enables direct IF sampling without additional downconversion stages. It is widely deployed in software-defined radio platforms, military radar signal processors, and cellular base station receivers that demand high dynamic range digitization. Instrumentation systems such as spectrum analyzers also benefit from its combination of high sample rate and low distortion.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for AD6645ASV-80:
ADC, Proprietary Method, 14-Bit, 1 Func, 1 Channel, Parallel, Word Access, Bipolar, PQFP52
ADC, Proprietary Method, 14-Bit, 1 Func, 1 Channel, Parallel, Word Access, Bipolar, PQFP52
Frequently Asked Questions
What sample rate and resolution does the AD6645ASV-80 offer for IF sampling receiver designs?
The AD6645ASV-80 provides 14-bit resolution at an 80 MSPS sample rate, enabling direct IF digitization of wideband signals without analog downconversion. This combination supports receiver bandwidths exceeding 30 MHz while maintaining the dynamic range needed for multi-carrier demodulation in software-defined radio and base station applications.
How does the AD6645ASV-80 compare to lower sample rate 14-bit ADCs in radar signal processing?
Running at 80 MSPS versus common 40–65 MSPS alternatives, the AD6645ASV-80 captures wider instantaneous bandwidth per channel, which is critical in pulsed radar systems requiring fine range resolution. Its high SFDR ensures that spurious tones do not mask weak radar return signals, reducing false detection rates in high-clutter environments.
Which power supply configuration does the AD6645ASV-80 require for reliable high-speed operation?
The AD6645ASV-80 is designed for 5 V analog supply with careful decoupling on all supply pins to minimize noise at 80 MSPS. Designers should use low-ESR bypass capacitors within 1 mm of each supply pin and separate analog and digital ground planes to prevent digital switching noise from degrading the ADC's SFDR and SNR performance.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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