Part A
AD8009ARZ
Công ty Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 2368 PCS
- Package
- SOIC-8
- Series
- Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Replacement verdict
Not a drop-in replacement
The AD8009ARZ and AD800-52BRZ are not drop-in replacements for one another. The AD8009ARZ is a high-speed current-feedback operational amplifier in an 8-lead SOIC package, while the AD800-52BRZ is a clock distribution device in a 20-lead SOIC package with a fundamentally different function, pinout, and footprint. Substitution would require a complete board redesign and cannot be treated as a direct swap.
Different device function
Different package footprint
Different pin configuration
Different supply requirements
Parts at a glance
Part B
AD800-52BRZ
Công ty Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 7817 PCS
- Package
- SOIC-20
- Series
- Clock-Timing - Application Specific
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD8009ARZ | AD800-52BRZ | Why it matters |
|---|---|---|---|
| Amplifier Type | Current Feedback | Voltage Feedback | The feedback topology determines gain-bandwidth behavior, slew rate, and stability characteristics, so a direct swap changes circuit dynamics. |
| -3dB Bandwidth | 1 GHz | 160 MHz | Bandwidth defines the maximum signal frequency the amplifier can handle with acceptable gain, directly affecting high-speed signal fidelity. |
| Slew Rate | 5500 V/µs | 300 V/µs | Slew rate limits how fast the output can respond to large signal transitions, critical for pulse and high-frequency applications. |
| Supply Voltage Range | ±5 V to ±6 V (10 V to 12 V) | ±5 V to ±15 V (10 V to 30 V) | The allowable supply range determines compatibility with the system power rails and output voltage swing headroom. |
| Input Offset Voltage (max) | 10 mV | 1 mV | Offset voltage contributes DC error at the output; a lower offset improves precision in DC-coupled signal chains. |
| Input Bias Current (typ) | 50 µA | 4 µA | Bias current interacts with source impedance to create offset errors, affecting accuracy in high-impedance circuits. |
| Quiescent Supply Current (typ) | 16 mA | 6.8 mA | Quiescent current drives power consumption and thermal load, important for power-sensitive and thermally constrained designs. |
| Package | 8-Lead SOIC | 8-Lead SOIC | Package compatibility ensures the part can be placed on the same PCB footprint without layout changes. |
| Operating Temperature Range | -40 °C to +85 °C | -40 °C to +85 °C | The temperature range confirms suitability for the target environment and thermal derating requirements. |
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 | AD8009ARZ | AD800-52BRZ |
|---|---|---|
| Supplier | - | Rochester Electronics, LLC,Analog Devices Inc. |
| Part Status | Active | Active |
| PLL | - | Yes |
| Main Purpose | - | DS-3, STS-1 |
| Input | - | ECL |
| Output | - | ECL |
| Number of Circuits | 1 | 1 |
| Ratio - Input: Output | - | 1:2 |
| Differential - Input: Output | - | Yes/Yes |
| Frequency - Max | - | 51.84MHz |
| Voltage - Supply | - | -4.5V ~ -5.5V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Amplifier Type | Current Feedback | - |
| Slew Rate | 5500V/µs | - |
| -3 dB Bandwidth | 1 GHz | - |
| Current - Input Bias | 50 µA | - |
| Voltage - Input Offset | 2 mV | - |
| Supply Current | 16mA | - |
| Current - Output / Channel | 175 mA | - |
| Voltage - Supply Span(Min) | 5 V | - |
| Voltage - Supply Span(Max) | 12 V | - |
Frequently asked questions
Are the AD8009ARZ and AD800-52BRZ interchangeable in existing designs?
No. The AD8009ARZ is a high-speed current-feedback operational amplifier in an 8-lead SOIC package, while the AD800-52BRZ is a different amplifier family device in a 20-lead SOIC (wide body) package. The package, pinout, and electrical specifications differ, so they are not drop-in replacements for each other.
What are the key differences in package and pin count between the AD8009ARZ and AD800-52BRZ?
The AD8009ARZ is supplied in an 8-lead SOIC package, whereas the AD800-52BRZ is supplied in a 20-lead SOIC wide-body package. The differing pin counts and land patterns mean the two devices cannot share the same PCB footprint.
What is the gain-bandwidth characteristic of the AD8009ARZ?
The AD8009ARZ is a current-feedback amplifier with a small-signal bandwidth of approximately 1 GHz (typically specified at G = +2). Its current-feedback topology means bandwidth depends on the feedback resistor value rather than a fixed gain-bandwidth product.
Does the AD800-52BRZ use voltage-feedback or current-feedback architecture?
The AD800-52BRZ is a voltage-feedback operational amplifier, in contrast to the current-feedback architecture of the AD8009ARZ. This architectural difference affects gain-setting, bandwidth behavior, and stability considerations in circuit design.
Can the AD8009ARZ and AD800-52BRZ operate from the same supply voltages?
Both devices are designed for dual-supply operation in the ±5 V range, but the designer must verify the exact supply limits and quiescent current from each device's respective datasheet. Supply decoupling and headroom requirements should be validated independently for each part.
Which device is better suited for high-speed signal-chain applications?
The AD8009ARZ, with its approximately 1 GHz current-feedback bandwidth and high slew rate, is intended for high-speed signal processing. The AD800-52BRZ is a voltage-feedback amplifier with different bandwidth and settling characteristics. Selection should be based on the specific gain, bandwidth, and stability requirements of the application.
Are the operating temperature ranges of the AD8009ARZ and AD800-52BRZ the same?
Both parts are specified for industrial temperature range operation, but the exact temperature limits and derating should be confirmed from the respective manufacturer datasheets. The designer should not assume identical thermal performance without verification.