Part Details for AD7812YN by Analog Devices Inc
Results Overview of AD7812YN by Analog Devices Inc
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (2 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
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AD7812YN Information
AD7812YN 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 AD7812YN
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 4 |
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RFQ | ||
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Rochester Electronics | 10-Bit 8-Channel Sampling ADC RoHS: Not Compliant Status: Obsolete Min Qty: 1 | 651 |
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$4.5700 / $5.7100 | Buy Now |
Part Details for AD7812YN
AD7812YN CAD Models
AD7812YN Part Data Attributes
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AD7812YN
Analog Devices Inc
Buy Now
Datasheet
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AD7812YN
Analog Devices Inc
IC 8-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDIP20, 0.300 INCH, MINI, PLASTIC, DIP-20, Analog to Digital Converter
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| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Part Package Code | DIP | |
| Package Description | 0.300 INCH, MINI, PLASTIC, DIP-20 | |
| Pin Count | 20 | |
| Reach Compliance Code | unknown | |
| HTS Code | 8542.39.00.01 | |
| Analog Input Voltage-Max | 3.6 V | |
| Analog Input Voltage-Min | ||
| Conversion Time-Max | 2.3 µs | |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION | |
| JESD-30 Code | R-PDIP-T20 | |
| JESD-609 Code | e0 | |
| Length | 25.2 mm | |
| Linearity Error-Max (EL) | 0.0977% | |
| Number of Analog In Channels | 8 | |
| Number of Bits | 10 | |
| Number of Functions | 1 | |
| Number of Terminals | 20 | |
| Operating Temperature-Max | 105 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Bit Code | BINARY | |
| Output Format | SERIAL | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | DIP | |
| Package Equivalence Code | DIP20,.3 | |
| Package Shape | RECTANGULAR | |
| Package Style | IN-LINE | |
| Qualification Status | Not Qualified | |
| Sample Rate | 0.35 MHz | |
| Sample and Hold / Track and Hold | TRACK | |
| Seated Height-Max | 5.33 mm | |
| Supply Voltage-Nom | 3 V | |
| Surface Mount | NO | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Pitch | 2.54 mm | |
| Terminal Position | DUAL | |
| Width | 7.62 mm |
Alternate Parts for AD7812YN
This table gives cross-reference parts and alternative options found for AD7812YN. 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 AD7812YN, 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 |
|---|---|---|---|---|
| AD7812YR-REEL7 | Analog Devices Inc | Check for Price | IC 8-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20, SOIC-20, Analog to Digital Converter | AD7812YN vs AD7812YR-REEL7 |
| AD7812YRZ-REEL7 | Analog Devices Inc | Check for Price | 10-Bit, 8-Channel, 350 kSPS, Serial A/D Converter | AD7812YN vs AD7812YRZ-REEL7 |
AD7812YN Frequently Asked Questions (FAQ)
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The AD7812YN is a high-precision ADC, and its performance can be affected by the PCB layout and component placement. It is recommended to follow a star-grounding scheme, keep the analog and digital grounds separate, and place the ADC close to the analog signal sources. Additionally, decoupling capacitors should be placed close to the ADC's power pins, and the analog input traces should be kept short and shielded.
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The AD7812YN has an internal calibration circuit that can be used to calibrate the ADC. The calibration process involves applying a known voltage to the input pins and then using the ADC's calibration registers to adjust the gain and offset. The calibration process should be performed at the operating temperature range and with the same power supply voltage as the application. It is also recommended to perform calibration after power-up and after any changes to the operating conditions.
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The AD7812YN can operate at a maximum sampling rate of 250 kSPS. However, the power consumption increases with the sampling rate. At the maximum sampling rate, the power consumption is approximately 15 mW. To reduce power consumption, the sampling rate can be reduced, but this may affect the accuracy and noise performance of the ADC.
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The AD7812YN has internal overvoltage protection on the analog input pins, which can withstand voltages up to ±16 V. However, it is still recommended to use external protection circuitry, such as voltage-limiting resistors or clamping diodes, to prevent damage to the ADC. For undervoltage conditions, the ADC has a built-in undervoltage detection circuit that can be used to detect and respond to undervoltage events.
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The recommended power-up sequence for the AD7812YN is to apply the power supply voltage (VCC) first, followed by the digital interface voltage (VIO). The startup time is approximately 10 ms, but this can be reduced to 5 ms by using the ADC's fast startup mode. However, this mode may affect the accuracy and noise performance of the ADC.