AD8661ARZAlternatives & Equivalent Parts
About AD8661ARZ
AD8661ARZ is a Integrated Circuit component manufactured by Analog Devices. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | AD8661ARZSource | ADS8332IBPWR | ADS8332IPW | ADS8332IRGET | AD8561ARZ | AT24C1024BN-SH-B |
|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices | Texas Instruments | Texas Instruments | Texas Instruments | Analog Devices | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | — | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 24 | 24 | — | 8 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.4600 | $8.9600 | $9.8242 | $10.7900 | $2.9000 | $2.7000 |
| Electrical Parameters | ||||||
| Pbfree Code | No | Yes | Yes | — | No | — |
| Manufacturer Package Code | R-8 | — | — | — | R-8 | — |
| YTEOL | 10 | 15 | 15 | — | 10 | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER | — | — | — | COMPARATOR | — |
| Architecture | VOLTAGE-FEEDBACK | — | — | — | — | — |
| Average Bias Current-Max (IIB) | 0.0003 µA | — | — | — | — | — |
| Bias Current-Max (IIB) @25C | 0.000001 µA | — | — | — | — | — |
| Common-mode Reject Ratio-Min | 80 dB | — | — | — | — | — |
| Common-mode Reject Ratio-Nom | 100 dB | — | — | — | — | — |
| Frequency Compensation | YES | — | — | — | — | — |
| Input Offset Voltage-Max | 1400 µV | — | — | — | 8000 µV | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G24 | R-PDSO-G24 | — | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e3 | e4 | e4 | — | e3 | — |
| Low-Bias | YES | — | — | — | — | — |
| Low-Offset | NO | — | — | — | — | — |
| Micropower | NO | — | — | — | — | — |
| Number of Functions | 1 | 1 | 1 | — | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | TSSOP24,.25 | TSSOP24,.25 | — | SOP8,.45 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — | 260 | — |
| Power | NO | — | — | — | — | — |
| Programmable Power | NO | — | — | — | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | — |
| Slew Rate-Nom | 3.5 V/us | — | — | — | — | — |
| Supply Current-Max | 2.1 mA | 6.5 mA | 6.5 mA | — | 4.5 mA | 0.003 mA |
| Supply Voltage Limit-Max | 18 V | — | — | — | 7 V | — |
| Supply Voltage-Nom (Vsup) | 5 V | — | — | — | 5 V | — |
| Surface Mount | YES | YES | YES | — | YES | YES |
| Technology | CMOS | CMOS | CMOS | — | BIPOLAR | CMOS |
| Temperature Grade | AUTOMOTIVE | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Matte Tin (Sn) | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | — | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 0.65 mm | 0.65 mm | — | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | — | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | — | 30 | — |
| Unity Gain BW-Nom | 4000 | — | — | — | — | — |
| Voltage Gain-Min | 100000 | — | — | — | — | — |
| Wideband | NO | — | — | — | — | — |
| ## AD8661ARZ Alternates Showing results | Image | — | — | — | — | — |
| Analog Input Voltage-Max | — | 4.2 V | 4.2 V | — | — | — |
| Conversion Time-Max | — | 2 µs | 2 µs | — | — | — |
| Converter Type | — | ADC, SUCCESSIVE APPROXIMATION | ADC, SUCCESSIVE APPROXIMATION | — | — | — |
| Linearity Error-Max (EL) | — | 0.0031% | 0.0046% | — | — | — |
| Number of Analog In Channels | — | 8 | 8 | — | — | — |
| Number of Bits | — | 16 | 16 | — | — | — |
| Output Bit Code | — | BINARY | BINARY | — | — | — |
| Output Format | — | SERIAL | SERIAL | — | — | — |
| Sample Rate | — | 0.5 MHz | 0.5 MHz | — | — | — |
| Sample and Hold / Track and Hold | — | SAMPLE | SAMPLE | — | — | — |
| Supply Voltage-Min | — | 1.65 V | 1.65 V | — | — | — |
| Supply Voltage-Nom | — | 5 V | 5 V | — | — | — |
| ## ADS8332IBPWR Alternates Showing results | — | Image | — | — | — | — |
| Neg Supply Voltage Limit-Max | — | — | — | — | -7 V | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | — | — | -5 V | — |
| Output Type | — | — | — | — | TOTEM POLE | — |
| Response Time-Nom | — | — | — | — | 7 ns | — |
| ## AD8561ARZ Alternates Showing results | — | — | — | — | Image | — |
| Additional Feature | — | — | — | — | — | IT ALSO OPERATES AT 0.4MHZ AT 1.8MIN SUPPLY |
| Clock Frequency-Max (fCLK) | — | — | — | — | — | 1 MHz |
| Data Retention Time-Min | — | — | — | — | — | 40 |
| Endurance | — | — | — | — | — | 1000000 Write/Erase Cycles |
| I2C Control Byte | — | — | — | — | — | 1010DDMR |
| Memory Density | — | — | — | — | — | 1048576 bit |
| Memory IC Type | — | — | — | — | — | EEPROM |
| Memory Width | — | — | — | — | — | 8 |
| Number of Words | — | — | — | — | — | 131072 words |
| Number of Words Code | — | — | — | — | — | 128000 |
| Operating Mode | — | — | — | — | — | SYNCHRONOUS |
| Organization | — | — | — | — | — | 128KX8 |
| Output Characteristics | — | — | — | — | — | OPEN-DRAIN |
| Page Size | — | — | — | — | — | 256 words |
| Parallel/Serial | — | — | — | — | — | SERIAL |
| Serial Bus Type | — | — | — | — | — | I2C |
| Standby Current-Max | — | — | — | — | — | 0.000006 A |
| Supply Voltage-Max (Vsup) | — | — | — | — | — | 5 V |
| Supply Voltage-Min (Vsup) | — | — | — | — | — | 2.5 V |
| Write Cycle Time-Max (tWC) | — | — | — | — | — | 5 ms |
| Write Protection | — | — | — | — | — | HARDWARE/SOFTWARE |
| ## AT24C1024BN-SH-B Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for AD8661ARZ is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating AD8661ARZ replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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What is equivalent to AD8661ARZ?
Known equivalents for AD8661ARZ include ADS8332IBPWR, ADS8332IPW, ADS8332IRGET. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AD8661ARZ?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify AD8661ARZ alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.