Part A
AD8132ARMZ
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 6696 Stückzahl
- Package
- MSOP-8
- Series
- Linear-Verstärker.Instrumentation, OP-Verstärker, Pufferverstärker
Replacement verdict
Compatible functional replacement candidate
The AD8132ARMZ and AD8132AR are functionally equivalent differential amplifiers sharing the same core silicon, supply range, and pinout; the AD8132ARMZ is the RoHS-compliant MSOP-8 package variant while the AD8132AR is the SOIC-8 package variant, so substitution is viable when board footprint and assembly process are adjusted accordingly.
Amplifier Function
High match
Supply Voltage Range
High match
Package Type
Validation required
Pin Configuration
Validation required
Parts at a glance
Part B
AD8132AR
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 3135 Stückzahl
- Package
- SOIC-8
- Series
- Linear-Verstärker.Instrumentation, OP-Verstärker, Pufferverstärker
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD8132ARMZ | AD8132AR | Why it matters |
|---|---|---|---|
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-SOIC (0.154", 3.90mm Width) | Footprint and board layout differ; the two parts are not drop-in replacements on the same PCB pad pattern. |
| Mounting Type | Surface Mount | Surface Mount | Both are surface-mount, but the different package body sizes affect assembly and thermal behavior. |
| Supplier Device Package | 8-MSOP | 8-SOIC | Determines the physical outline used for pick-and-place and reflow profiles. |
| Moisture Sensitivity Level (MSL) | MSL 1 (Unlimited) | MSL 1 (Unlimited) | Both share the same floor-life handling, so storage and reflow prep are equivalent. |
| Number of Circuits | 1 | 1 | Single differential amplifier per package in both cases; channel count is identical. |
| -3dB Bandwidth | 350 MHz | 350 MHz | Identical AC bandwidth means signal fidelity is preserved when substituting one for the other. |
| Slew Rate | 1200 V/µs | 1200 V/µs | Same slew rate supports equivalent large-signal transient performance. |
| Operating Temperature | -40°C to 85°C | -40°C to 85°C | Identical temperature range allows use in the same environmental conditions. |
| Supply Voltage Range | 2.7 V to 11 V (±1.35 V to ±5.5 V) | 2.7 V to 11 V (±1.35 V to ±5.5 V) | Same supply flexibility means either part works across the same rail configurations. |
| RoHS Status | RoHS Compliant | Non-RoHS (contains lead) | The "Z" suffix denotes lead-free/RoHS compliance; the non-Z part may not meet current environmental regulations. |
Need help validating a replacement?
Send your BOM and application constraints for technical and sourcing review.
Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AD8132ARMZ | AD8132AR |
|---|---|---|
| Supplier | - | Analog Devices Inc.,Rochester Electronics, LLC |
| Part Status | Active | Obsolete |
| Amplifier Type | Differential | Differential |
| Number of Circuits | 1 | 1 |
| Output Type | Differential | Differential |
| Slew Rate | 1200V/µs | 1200V/µs |
| -3 dB Bandwidth | 360 MHz | 360 MHz |
| Current - Input Bias | 3 µA | 3 µA |
| Voltage - Input Offset | 1 mV | 1 mV |
| Supply Current | 12mA | 12mA |
| Current - Output / Channel | 70 mA | 70 mA |
| Voltage - Supply Span(Min) | 2.7 V | 2.7 V |
| Voltage - Supply Span(Max) | 11 V | 11 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 AD8132ARMZ and the AD8132AR?
The AD8132ARMZ and AD8132AR are both Analog Devices AD8132 high-speed differential amplifiers, but they differ in package type and temperature grade. The AD8132ARMZ is supplied in an 8-lead MSOP (RM) package and is rated for the industrial temperature range of −40°C to +85°C. The AD8132AR is supplied in an 8-lead SOIC (R) package and is rated for the extended industrial temperature range of −40°C to +125°C. Both are RoHS-compliant lead-free (Z) versions of the AD8132.
Are the AD8132ARMZ and AD8132AR electrically identical?
Yes. Both parts share the same AD8132 silicon die and the same datasheet specifications for bandwidth (350 MHz, −3 dB), slew rate (1200 V/µs), and supply range (±1.5 V to ±5.5 V, or +3 V to +11 V single supply). The primary differences are package footprint and the maximum operating temperature rating.
Can the AD8132ARMZ and AD8132AR be substituted for each other in an existing design?
Not directly without PCB changes. The AD8132ARMZ uses an 8-lead MSOP footprint, while the AD8132AR uses an 8-lead SOIC footprint; these are not pin-compatible land patterns. In addition, the AD8132AR is rated to +125°C while the AD8132ARMZ is rated to +85°C, so substitution is only valid if the application's ambient temperature stays within the MSOP part's rating and the board is redesigned for the alternate package.
Which package is smaller, the AD8132ARMZ or the AD8132AR?
The AD8132ARMZ in the 8-lead MSOP package is significantly smaller than the AD8132AR in the 8-lead SOIC package. The MSOP body is approximately 3 mm × 3 mm, whereas the SOIC body is approximately 3.9 mm × 4.9 mm, making the MSOP version preferable for space-constrained designs.
Do both the AD8132ARMZ and AD8132AR support the same supply voltages?
Yes. Both variants operate from a single supply of +3 V to +11 V or a dual supply of ±1.5 V to ±5.5 V, as specified in the AD8132 datasheet. The package difference does not affect the supply voltage range.
What is the difference in operating temperature range between the two parts?
The AD8132ARMZ (MSOP) is specified over −40°C to +85°C, while the AD8132AR (SOIC) is specified over −40°C to +125°C. Designs requiring operation above +85°C ambient should use the AD8132AR or another part rated for the higher temperature.
Are both the AD8132ARMZ and AD8132AR RoHS compliant?
Yes. The "Z" suffix in AD8132ARMZ indicates a RoHS-compliant, lead-free package. The AD8132AR is also available in a RoHS-compliant lead-free version; designers should confirm the specific ordering code (e.g., AD8132ARZ) when RoHS compliance is mandatory.
Which part should be selected for a high-temperature industrial application?
For ambient temperatures above +85°C, the AD8132AR (SOIC, −40°C to +125°C) is the appropriate choice. The AD8132ARMZ (MSOP) is limited to +85°C and should not be used where the operating temperature exceeds that rating.