Part A
AD8130ARZ
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 2372 PCS
- Package
- SOIC-8
- Series
- Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Replacement verdict
Not a drop-in replacement
The AD8130ARZ and AD8137YR are not drop-in replacements for one another. The AD8130ARZ is a high-speed differential receiver with a fixed gain of 1 and an internal unity-gain architecture, while the AD8137YR is a low-power, low-noise fully differential amplifier with externally configurable gain. Their differing amplifier topologies, gain configurations, supply voltage ranges, and package footprints make direct substitution impractical without circuit redesign and validation.
Different amplifier topology
Different gain configuration
Different supply range
Different package footprint
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD8130ARZ | AD8137YR | Why it matters |
|---|---|---|---|
| Amplifier Type | Differential Receiver / Line Driver | Differential ADC Driver | Defines the primary function; a receiver/driver and an ADC driver are not directly interchangeable in all signal-chain roles. |
| -3 dB Bandwidth | 270 MHz | 76 MHz | Higher bandwidth supports faster signal processing; the AD8130ARZ handles much higher-frequency signals. |
| Slew Rate | 1090 V/µs | 450 V/µs | Slew rate limits large-signal response speed; a lower slew rate can distort fast, large-amplitude signals. |
| Supply Voltage Range | ±4.5 V to ±12.6 V (dual) | 2.7 V to 12 V (single) / ±1.35 V to ±6 V (dual) | Determines compatibility with the system power rails; the AD8137YR supports lower-voltage single-supply designs. |
| Input Voltage Noise Density | 13 nV/√Hz | 8.25 nV/√Hz | Lower noise improves signal-to-noise ratio in precision applications; the AD8137YR is quieter. |
| Quiescent Supply Current | 13 mA | 3.2 mA | Affects power budget and thermal load; the AD8137YR is significantly more power-efficient. |
| Output Current (Typical) | 40 mA | 20 mA | Determines drive capability for loads; the AD8130ARZ can drive heavier loads. |
| Package | 8-Lead SOIC | 8-Lead SOIC | Package footprint affects PCB layout and drop-in compatibility; both share the same SOIC footprint. |
| Operating Temperature Range | -40 °C to +85 °C | -40 °C to +125 °C | Defines environmental limits; the AD8137YR supports higher-temperature operation. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AD8130ARZ | AD8137YR |
|---|---|---|
| Supplier | - | Analog Devices Inc.,Rochester Electronics, LLC |
| Part Status | Active | Obsolete |
| Amplifier Type | Differential | Differential |
| Number of Circuits | 1 | 1 |
| Output Type | - | Differential, Rail-to-Rail |
| Slew Rate | 1100V/µs | 450V/µs |
| -3 dB Bandwidth | 290 MHz | 110 MHz |
| Current - Input Bias | 500 nA | 500 nA |
| Voltage - Input Offset | 400 µV | 700 µV |
| Supply Current | 13mA | 3.2mA |
| Current - Output / Channel | 40 mA | 20 mA |
| Voltage - Supply Span(Min) | 4.5 V | 2.7 V |
| Voltage - Supply Span(Max) | 25.2 V | 12 V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What are the primary functional differences between the AD8130ARZ and the AD8137YR?
The AD8130ARZ is a high-speed, low-cost differential receiver with a fixed gain of 1 (unity gain) and an internal common-mode feedback loop, designed for twisted-pair and differential signal reception. The AD8137YR is a low-power, wide-bandwidth fully differential amplifier with externally configurable gain, intended for driving differential ADCs and general-purpose differential signal processing. The AD8130ARZ provides a single-ended output, while the AD8137YR provides differential outputs.
Are the AD8130ARZ and AD8137YR pin-compatible or package-compatible?
No. The AD8130ARZ is supplied in an 8-lead SOIC package, and the AD8137YR is supplied in an 8-lead MSOP package. The pin functions and package footprints differ, so they are not drop-in replacements for one another on the same PCB land pattern.
How do the bandwidth specifications of the AD8130ARZ and AD8137YR compare?
The AD8130ARZ offers a -3 dB bandwidth of approximately 270 MHz at unity gain. The AD8137YR offers a -3 dB bandwidth of approximately 100 MHz at a gain of 1. The AD8130ARZ therefore provides wider small-signal bandwidth, while the AD8137YR is optimized for lower power differential signal chains.
What are the supply voltage and power consumption differences between these two parts?
The AD8130ARZ operates from dual supplies of ±5 V to ±12 V (or single-supply equivalents) and typically draws about 11 mA of quiescent supply current. The AD8137YR operates from a single supply of 2.7 V to 12 V (or dual supplies) and typically draws about 3.2 mA. The AD8137YR is therefore the lower-power option, while the AD8130ARZ supports higher supply voltages.
Can the AD8130ARZ be used to drive a differential ADC in place of the AD8137YR?
Not directly. The AD8130ARZ is a differential-to-single-ended receiver with a single-ended output, whereas the AD8137YR is a fully differential amplifier with differential outputs intended for driving differential-input ADCs. Substituting one for the other would require additional signal conversion circuitry and is not a direct functional replacement.
What are the typical applications for each device?
The AD8130ARZ is typically used as a differential receiver in twisted-pair cable systems, differential line reception, and level shifting of differential signals to single-ended form. The AD8137YR is typically used as an ADC driver, in differential signal conditioning, active filters, and low-power differential amplification where configurable gain is required.
Do the AD8130ARZ and AD8137YR have the same gain configuration flexibility?
No. The AD8130ARZ has a fixed unity gain (gain of 1) set internally, so external gain-setting resistors are not used for its main signal path. The AD8137YR is a fully differential amplifier whose gain is set by external feedback and gain resistors, allowing user-defined closed-loop gain configurations.