Part A
AD8510ARZ
テキサス・インスツルメンツ
- Lifecycle
- Active
- Stock
- 1804 個数
- Package
- SOIC-8
- Series
- リニアアンプ - 計装用、オペアンプ、バッファアンプ
Replacement verdict
Compatible functional replacement candidate
The AD8510ARZ and AD8512AR-REEL7 are both single-supply, rail-to-rail output operational amplifiers from the same Analog Devices AD851x family, sharing identical core amplifier specifications including supply voltage range, input offset voltage, and gain bandwidth product. The primary distinction is channel count: the AD8510ARZ is a single-channel device while the AD8512AR-REEL7 is a dual-channel device, making them functionally interchangeable only where the additional channel is either required or can be left unused. Designers should verify PCB footprint compatibility and confirm that the dual-channel package does not introduce layout or thermal constraints in the target application before committing to a substitution.
Channel Count
High match
Supply Voltage Range
High match
Package Type
Validation required
Gain Bandwidth Product
High match
Parts at a glance
Part B
AD8512AR-REEL7
テキサス・インスツルメンツ
- Lifecycle
- Active
- Stock
- 3629 個数
- Package
- SOIC-8
- Series
- リニアアンプ - 計装用、オペアンプ、バッファアンプ
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 | AD8512AR-REEL7 | Why it matters |
|---|---|---|---|
| Number of Amplifiers | 1 | 2 | Determines how many independent signal channels are available in a single package; a dual cannot directly replace a single in a one-channel circuit without unused-channel handling. |
| Input Offset Voltage (max) | 0.8 mV | 0.8 mV | Sets the DC accuracy floor of the amplifier; matching values mean comparable precision in DC-coupled signal paths. |
| Input Bias Current (typ) | 25 pA | 25 pA | Low bias current minimizes errors in high-impedance and photodiode circuits; identical values indicate equivalent high-impedance performance. |
| Gain Bandwidth Product | 8 MHz | 8 MHz | Defines the achievable closed-loop bandwidth and AC response; equal GBW means similar dynamic performance. |
| Slew Rate | 20 V/µs | 20 V/µs | Limits large-signal transient response; matching slew rates indicate comparable behavior for fast, large-amplitude signals. |
| Input Voltage Noise Density | 8 nV/√Hz | 8 nV/√Hz | Determines noise contribution in low-level signal amplification; identical noise density means equivalent noise performance. |
| Supply Voltage Range | ±5 V to ±15 V | ±5 V to ±15 V | Defines compatible power rails; matching ranges allow use in the same supply environment. |
| Package | 8-Lead SOIC | 8-Lead SOIC | Same package footprint enables drop-in board compatibility, though pin functions differ between single and dual devices. |
| Operating Temperature Range | -40 °C to +125 °C | -40 °C to +125 °C | Confirms suitability for the same environmental conditions and industrial-grade applications. |
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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 | AD8512AR-REEL7 |
|---|---|---|
| Supplier | - | Analog Devices Inc. |
| Part Status | Active | Obsolete |
| Amplifier Type | J-FET | J-FET |
| Number of Circuits | 1 | 2 |
| 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 | 100 µV |
| Supply Current | 2.2mA | 2.2mA (x2 Channels) |
| Current - Output / Channel | 70 mA | 70 mA |
| Voltage - Supply Span(Min) | 9 V | 10 V |
| Voltage - Supply Span(Max) | 36 V | 30 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 AD8512AR-REEL7?
The AD8510ARZ is a single precision JFET-input operational amplifier in an 8-lead SOIC package, while the AD8512AR-REEL7 is a dual precision JFET-input operational amplifier in an 8-lead SOIC package supplied on a 7-inch reel. The AD8510 contains one amplifier; the AD8512 contains two amplifiers in the same package footprint.
Are the AD8510ARZ and AD8512AR-REEL7 pin-compatible?
No. Although both use an 8-lead SOIC package, the pinouts differ because the AD8510 is a single amplifier and the AD8512 is a dual amplifier. The AD8512 uses the standard dual op-amp pinout, so the two devices are not drop-in replacements for each other.
Do the AD8510ARZ and AD8512AR-REEL7 share the same electrical performance specifications?
Yes, both are members of the AD8510/AD8512/AD8514 family and share the same core amplifier specifications, including low offset voltage, low input bias current, low noise, and high slew rate. The primary differences are channel count and packaging format rather than amplifier performance.
What is the difference in packaging between the AD8510ARZ and AD8512AR-REEL7?
Both devices are offered in an 8-lead SOIC package. The AD8510ARZ is supplied in standard tube or tray packaging, while the AD8512AR-REEL7 is supplied on a 7-inch tape-and-reel for automated assembly. The "REEL7" suffix indicates the 7-inch reel format.
Can the AD8512AR-REEL7 be used to replace two AD8510ARZ amplifiers in a design?
Functionally, the AD8512 provides two amplifiers with performance equivalent to the AD8510, so it can replace two single amplifiers in many applications. However, the PCB layout must be redesigned because the dual device uses a different pinout and shares supply and ground pins between the two channels.
What are the supply voltage and operating temperature ranges for these devices?
Both the AD8510ARZ and AD8512AR-REEL7 operate from dual supplies of ±5 V to ±15 V (or single supplies of 10 V to 30 V) and are specified over the industrial temperature range of −40°C to +125°C, per the Analog Devices datasheet.
Which device is better suited for high-density multi-channel designs?
The AD8512AR-REEL7 is generally better suited for multi-channel designs because it integrates two amplifiers in a single 8-lead SOIC package, reducing board space and component count compared with using two AD8510ARZ devices. The tape-and-reel format also supports high-volume automated assembly.