Part A
AD8510ARZ
Компания Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 1804 ПКС
- Package
- SOIC-8
- Series
- Линейные - Усилетели - Приборы, ОП Усилетели, Буферные Усилетели
Replacement verdict
Compatible functional replacement candidate
The AD8510ARZ and AD8510BR-REEL are functionally interchangeable precision JFET-input operational amplifiers sharing the same core die, package footprint, and electrical topology, making them viable substitutes in most designs. The primary distinction lies in the manufacturer's grade-based specification screening, where the BR grade offers tighter guaranteed offset voltage and drift limits than the AR grade. Designers should confirm that the tighter DC precision of the BR grade is not required by the target application before substituting the AR grade, and should verify supply voltage, load conditions, and thermal environment against the respective datasheet limits.
Amplifier Type and Input Architecture
High match
Package and Pin Configuration
High match
Supply Voltage and Quiescent Current
High match
Offset Voltage and Drift Grade
Validation required
Parts at a glance
Part B
AD8510BR-REEL
Компания Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 4297 ПКС
- Package
- SOIC-8
- Series
- Линейные - Усилетели - Приборы, ОП Усилетели, Буферные Усилетели
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD8510ARZ | AD8510BR-REEL | Why it matters |
|---|---|---|---|
| Grade / Precision Class | A grade | B grade | The B grade is a higher-precision bin, so offset and drift specifications are tighter; this affects accuracy-critical designs and direct substitutability. |
| Input Offset Voltage (max) | 0.8 mV | 0.4 mV | Lower maximum offset reduces DC error in precision signal chains; the B grade offers roughly half the worst-case offset of the A grade. |
| Input Offset Voltage Drift (max) | 10 µV/°C | 5 µV/°C | Drift determines offset stability over temperature; tighter drift in the B grade improves performance in wide-temperature applications. |
| Input Bias Current (max) | 100 pA | 50 pA | Lower bias current reduces errors in high-impedance and photodiode circuits; the B grade is better suited for low-leakage front ends. |
| Gain Bandwidth Product | 8 MHz | 8 MHz | GBW sets the achievable closed-loop bandwidth; identical values mean AC response is unchanged between grades. |
| Supply Voltage Range | ±4.5 V to ±18 V | ±4.5 V to ±18 V | The operating supply window must match the system rails; identical ranges allow drop-in use in the same power architecture. |
| Input Voltage Noise Density | 8 nV/√Hz | 8 nV/√Hz | Noise density governs the noise floor of the amplifier; identical values mean noise performance is equivalent between grades. |
| Package / Mounting | 8-Lead SOIC (surface mount) | 8-Lead SOIC (surface mount, reel) | Footprint and mounting must match for board compatibility; both are 8-lead SOIC, differing only in packaging format (tube vs. reel). |
| Operating Temperature Range | -40 °C to +125 °C | -40 °C to +125 °C | The temperature range defines environmental suitability; identical ranges mean both parts can serve the same application envelope. |
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Send your BOM and application constraints for technical and sourcing review.
Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AD8510ARZ | AD8510BR-REEL |
|---|---|---|
| Supplier | - | Analog Devices Inc. |
| Part Status | Active | Obsolete |
| Amplifier Type | J-FET | J-FET |
| Number of Circuits | 1 | 1 |
| Slew Rate | 20V/µs | 20V/µs |
| Gain Bandwidth Product | 8 MHz | 8 MHz |
| Current - Input Bias | 25 pA | 25 pA |
| Voltage - Input Offset | 100 µV | 80 µV |
| Supply Current | 2.2mA | 2.2mA |
| Current - Output / Channel | 70 mA | 70 mA |
| Voltage - Supply Span(Min) | 9 V | 9 V |
| Voltage - Supply Span(Max) | 36 V | 36 V |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What are the key differences between the AD8510ARZ and AD8510BR-REEL?
Both devices are precision JFET-input operational amplifiers from Analog Devices in the same 8-lead SOIC package. The primary difference is grade and packaging: the AD8510ARZ is an A-grade device supplied in tube form, while the AD8510BR-REEL is a B-grade device supplied on a 13-inch tape-and-reel. The B-grade offers tighter guaranteed specifications, notably lower input offset voltage and offset drift, than the A-grade.
Are the AD8510ARZ and AD8510BR-REEL electrically interchangeable in an existing design?
They share the same pinout, supply range, and functional behavior, so they are generally interchangeable at the board level. However, because the B-grade guarantees tighter offset voltage and drift limits, substituting an A-grade part where a B-grade was specified may violate the design's error budget. Verify the target design's tolerance requirements against the respective datasheet limits before substituting.
What package and pin configuration do these parts use?
Both the AD8510ARZ and AD8510BR-REEL are offered in an 8-lead SOIC package (RoHS-compliant, indicated by the "Z" suffix). The pinout follows the standard single op-amp SOIC configuration: offset null, inverting input, non-inverting input, negative supply, offset null, output, positive supply, and no connect.
What is the difference between the "ARZ" and "BR-REEL" ordering codes?
The "ARZ" suffix denotes an A-grade device in an 8-lead SOIC package with RoHS compliance, supplied in tube packaging. The "BR-REEL" suffix denotes a B-grade device in the same SOIC package, supplied on tape-and-reel for automated assembly. The letter grade (A vs. B) reflects the guaranteed performance tier, while the packaging suffix reflects the shipping format.
Why would a design choose the AD8510BR-REEL over the AD8510ARZ?
The B-grade is selected when tighter guaranteed input offset voltage and offset voltage drift are required for precision signal chains, or when tape-and-reel packaging is needed for high-volume automated pick-and-place assembly. The A-grade is typically chosen for cost-sensitive applications where the wider offset limits are acceptable.
Do both parts share the same supply voltage and operating temperature range?
Yes. Both the AD8510ARZ and AD8510BR-REEL are specified for dual-supply operation of ±5 V to ±15 V (or equivalent single-supply ranges) and are rated over the standard industrial temperature range of −40°C to +125°C, per the Analog Devices AD8510 datasheet.
Can the AD8510ARZ and AD8510BR-REEL be used in the same PCB footprint?
Yes. Both parts use the identical 8-lead SOIC body and lead frame, so the PCB land pattern is the same. Only the performance grade and shipping format differ, meaning no layout change is required when switching between them.