Part Details for AD7665AST by Analog Devices Inc
Results Overview of AD7665AST by Analog Devices Inc
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (3 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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AD7665AST Information
AD7665AST by Analog Devices Inc is an Analog to Digital Converter.
Analog to Digital Converters are under the broader part category of Converters.
A converter is an electrical circuit that transforms electric energy into a different form that will support a elecrical load needed by a device. Read more about Converters on our Converters part category page.
Price & Stock for AD7665AST
| Part # | Distributor | Description | Stock | Price | Buy | |
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Rochester Electronics | AD7665 - 16-Bit, 500 Ksps CMOS ADC ' RoHS: Not Compliant Status: Obsolete Min Qty: 1 | 526 |
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$22.0600 / $27.5800 | Buy Now |
Part Details for AD7665AST
AD7665AST CAD Models
AD7665AST Part Data Attributes
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AD7665AST
Analog Devices Inc
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Datasheet
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Compare Parts:
AD7665AST
Analog Devices Inc
IC 4-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, PQFP48, LOW PROFILE, MS-026BBC, QFP-48, Analog to Digital Converter
Select a part to compare: |
| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Part Package Code | QFP | |
| Package Description | LOW PROFILE, MS-026BBC, QFP-48 | |
| Pin Count | 48 | |
| Reach Compliance Code | not_compliant | |
| HTS Code | 8542.39.00.01 | |
| Analog Input Voltage-Max | 10 V | |
| Analog Input Voltage-Min | -10 V | |
| Conversion Time-Max | 2.25 µs | |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION | |
| JESD-30 Code | S-PQFP-G48 | |
| JESD-609 Code | e0 | |
| Length | 7 mm | |
| Linearity Error-Max (EL) | 0.0038% | |
| Moisture Sensitivity Level | 3 | |
| Number of Analog In Channels | 4 | |
| Number of Bits | 16 | |
| Number of Functions | 1 | |
| Number of Terminals | 48 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Bit Code | BINARY, 2'S COMPLEMENT BINARY | |
| Output Format | SERIAL, PARALLEL, WORD | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | LFQFP | |
| Package Equivalence Code | QFP48,.35SQ,20 | |
| Package Shape | SQUARE | |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH | |
| Peak Reflow Temperature (Cel) | 240 | |
| Qualification Status | Not Qualified | |
| Sample Rate | 0.57 MHz | |
| Sample and Hold / Track and Hold | SAMPLE | |
| Seated Height-Max | 1.6 mm | |
| Supply Voltage-Nom | 5 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 0.5 mm | |
| Terminal Position | QUAD | |
| Width | 7 mm |
Alternate Parts for AD7665AST
This table gives cross-reference parts and alternative options found for AD7665AST. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of AD7665AST, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| AD7665ACPRL | Analog Devices Inc | Check for Price | IC 4-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, QCC48, MO-220-VKKD-2, LFCSP-48, Analog to Digital Converter | AD7665AST vs AD7665ACPRL |
| AD7665ACPZRL | Analog Devices Inc | Check for Price | 16-Bit 570 kSPS Bipolar PulSAR® ADC | AD7665AST vs AD7665ACPZRL |
| AD7665ACP | Analog Devices Inc | Check for Price | IC 4-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, QCC48, MO-220-VKKD-2, LFCSP-48, Analog to Digital Converter | AD7665AST vs AD7665ACP |
AD7665AST Frequently Asked Questions (FAQ)
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The recommended power-up sequence is to power up VDD first, followed by AVDD, and then the digital interface (e.g., SCLK, DIN, etc.). This ensures that the analog and digital sections of the device are properly initialized.
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To optimize performance, ensure that the analog input signal is properly filtered and buffered, and that the device is operated within its recommended operating conditions (e.g., temperature range, power supply voltage). Additionally, use a low-noise power supply, and consider using a separate analog ground plane to reduce digital noise coupling.
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The maximum sampling rate of the AD7665AST is 250 kSPS, but this can be limited by the system's clock frequency, the analog input signal's bandwidth, and the device's settling time. Consult the datasheet and application notes for more information on achieving high-speed sampling.
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The AD7665AST outputs 16-bit data in a twos-complement format. Ensure that your system is configured to handle this data format and word length correctly. You may need to perform data formatting and scaling operations to match your system's requirements.
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When designing the PCB, ensure that the analog and digital sections are properly separated, and that the device's analog inputs are shielded from digital noise. Use a solid ground plane, and consider using a separate analog power plane to reduce noise coupling. Consult the datasheet and application notes for more information on PCB design guidelines.