Part A
AD8220WARMZ
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 5929 PCS
- Package
- MSOP-8
- Series
- Linear - Amplificadores - Instrumentação, OP Amps, Buffer Amps
Replacement verdict
Compatible functional replacement candidate
The AD8220WARMZ and AD8220WARMZ-RL are functionally identical JFET-input instrumentation amplifiers from the same manufacturer, differing only in packaging format. The AD8220WARMZ is supplied in anti-static tubes, while the AD8220WARMZ-RL is supplied in tape-and-reel packaging for automated assembly. Both share the same die, electrical specifications, MSOP-8 package outline, and temperature range, making them fully interchangeable in circuit design; the choice between them is purely a matter of production handling and reflow assembly requirements.
Manufacturer Part Number
High match
Package Type
High match
Electrical Specifications
High match
Operating Temperature Range
High match
Parts at a glance
Part B
AD8220WARMZ-RL
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 8951 PCS
- Package
- TSSOP-8
- Series
- Linear - Amplificadores - Instrumentação, OP Amps, Buffer Amps
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD8220WARMZ | AD8220WARMZ-RL | Why it matters |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Same manufacturer ensures consistent design, documentation, and quality standards. |
| Amplifier Type | Instrumentation Amplifier | Instrumentation Amplifier | Both are JFET-input instrumentation amplifiers, so the core function is identical. |
| Number of Circuits | 1 | 1 | Single-channel configuration must match for direct substitution in a circuit. |
| Package / Case | 8-MSOP (3.00mm width) | 8-MSOP (3.00mm width) | Identical footprint allows drop-in replacement on the same PCB pad layout. |
| Mounting Type | Surface Mount | Surface Mount | Same mounting style is required for assembly compatibility. |
| Supply Voltage Range | ±2.25V to ±18V (4.5V to 36V single supply) | ±2.25V to ±18V (4.5V to 36V single supply) | Matching supply range ensures the part works in the same power environment. |
| Gain Bandwidth Product | 1.5 MHz | 1.5 MHz | Bandwidth determines signal fidelity and must match for equivalent AC performance. |
| Input Offset Voltage | 250 µV (max) | 250 µV (max) | Offset voltage affects DC accuracy; identical values mean equivalent precision. |
| Operating Temperature Range | -40°C to +125°C | -40°C to +125°C | Same temperature rating ensures reliability in the same environmental conditions. |
| Packaging / Ordering Format | Tube | Tape & Reel (RL suffix) | The only difference is the shipping format; -RL denotes tape-and-reel for automated assembly, while the base part ships in tubes. Electrically and functionally identical. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AD8220WARMZ | AD8220WARMZ-RL |
|---|---|---|
| Supplier | - | Analog Devices Inc. |
| Series | Automotive | Automotive |
| Part Status | Active | Active |
| Amplifier Type | Instrumentation | Instrumentation |
| Number of Circuits | 1 | 1 |
| Output Type | Rail-to-Rail | Rail-to-Rail |
| Slew Rate | 2V/µs | 2V/µs |
| -3 dB Bandwidth | 1.5 MHz | 1.5 MHz |
| Current - Input Bias | 25 pA | 25 pA |
| Voltage - Input Offset | 250 µV | 250 µV |
| Supply Current | 750µA | 750µA |
| Current - Output / Channel | 15 mA | 15 mA |
| Voltage - Supply Span(Min) | 4.5 V | 4.5 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 is the difference between AD8220WARMZ and AD8220WARMZ-RL?
The AD8220WARMZ and AD8220WARMZ-RL are the same AD8220W JFET-input instrumentation amplifier die in an 8-lead MSOP package; the suffix -RL designates tape-and-reel packaging, while the base part number is typically supplied in tubes. Electrical performance and grade are identical.
Are AD8220WARMZ and AD8220WARMZ-RL electrically identical?
Yes. Both order codes refer to the same AD8220WARMZ device, an 8-lead MSOP instrumentation amplifier with JFET inputs, and differ only in shipping packaging (tube versus tape-and-reel).
What package do AD8220WARMZ and AD8220WARMZ-RL use?
Both parts are offered in an 8-lead MSOP (RM) surface-mount package, as indicated by the RMZ suffix in the order code.
Can AD8220WARMZ and AD8220WARMZ-RL be used interchangeably in a design?
Yes, from an electrical and footprint standpoint they are the same device; the only difference is the delivery format. Board-level interchangeability is valid provided the assembly process accommodates the selected packaging.
Why would a designer choose the -RL version over the tube version?
The -RL suffix denotes tape-and-reel packaging, which is preferred for automated pick-and-place assembly lines and high-volume production, whereas the non-RL part is typically supplied in tubes for lower-volume or prototype builds.
Do AD8220WARMZ and AD8220WARMZ-RL share the same temperature range and grade?
Yes. Both order codes correspond to the same AD8220W grade device, so the specified operating temperature range and performance grade are identical between the two packaging variants.
Is the AD8220WARMZ-RL a different silicon revision from AD8220WARMZ?
No. The -RL suffix indicates reel packaging only; it does not denote a different silicon revision, grade, or electrical specification. Both codes reference the same AD8220WARMZ product.