Part A
AD8000YRDZ
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 6251 PCS
- Package
- SOIC-8
- Series
- Linear - Amplificadores - Instrumentação, OP Amps, Buffer Amps
Replacement verdict
Not a drop-in replacement
The AD8000YRDZ and AD800-52BRZRL are not drop-in replacements for one another. They differ in package footprint, pin configuration, and supply voltage range, and the AD800-52BRZRL is a laser driver optimized for fiber-optic applications rather than a general-purpose current feedback amplifier. Designers should not substitute one for the other without a full schematic and layout review.
Different package footprint
Different pin configuration
Different supply voltage range
Different application function
Parts at a glance
Part B
AD800-52BRZRL
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 3460 PCS
- Package
- SOIC-20
- Series
- Horário - Específico do Programa
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD8000YRDZ | AD800-52BRZRL | Why it matters |
|---|---|---|---|
| Amplifier Type | Current Feedback Amplifier | Current Feedback Amplifier | Both are current-feedback amplifiers, so the topology is functionally compatible for high-speed signal-chain designs. |
| -3 dB Bandwidth | 1.5 GHz | 1.5 GHz | Bandwidth determines the maximum signal frequency the amplifier can handle with acceptable gain flatness. |
| Slew Rate | 4100 V/µs | 4100 V/µs | Slew rate limits how fast the output can respond to large signal steps, critical for pulse and video applications. |
| Supply Voltage Range | ±4 V to ±6 V (8 V to 12 V single supply) | ±4 V to ±6 V (8 V to 12 V single supply) | The supply range must match the system rail voltages for the part to operate within specification. |
| Input Offset Voltage | 1 mV (typ) | 1 mV (typ) | Offset voltage affects DC accuracy and error budget in precision signal conditioning. |
| Package / Mounting | 8-SOIC (Surface Mount) | 8-SOIC (Surface Mount) | Package and mounting style must match the PCB footprint for a drop-in replacement. |
| Operating Temperature Range | -40 °C to +85 °C | -40 °C to +85 °C | The temperature range must cover the application environment to ensure reliable operation. |
| Number of Channels | 1 | 1 | Channel count determines how many independent signal paths the device provides per package. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AD8000YRDZ | AD800-52BRZRL |
|---|---|---|
| Supplier | - | Analog Devices Inc.,Rochester Electronics, LLC |
| 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 ~ 125°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Amplifier Type | Current Feedback | - |
| Slew Rate | 4100V/µs | - |
| -3 dB Bandwidth | 1.58 GHz | - |
| Current - Input Bias | 5 µA | - |
| Voltage - Input Offset | 1 mV | - |
| Supply Current | 13.5mA | - |
| Current - Output / Channel | 100 mA | - |
| Voltage - Supply Span(Min) | 4.5 V | - |
| Voltage - Supply Span(Max) | 12 V | - |
Frequently asked questions
Are the AD8000YRDZ and AD800-52BRZRL interchangeable in the same circuit?
No. The AD8000YRDZ is a high-speed current-feedback operational amplifier in an 8-lead SOIC package, while the AD800-52BRZRL is a 12.5 Gbps limiting amplifier in a 24-lead LFCSP package. They are functionally different device classes with different pinouts, supply requirements, and signal paths, so they cannot be substituted for one another.
What are the key functional differences between the AD8000YRDZ and AD800-52BRZRL?
The AD8000YRDZ is a current-feedback op amp intended for wideband signal amplification and buffering, with a 1.5 GHz bandwidth class and high slew rate. The AD800-52BRZRL is a limiting amplifier designed for optical receiver front ends, providing quantized output levels for data recovery at rates up to 12.5 Gbps. One is an analog gain block; the other is a high-speed limiting/data-path device.
Do the AD8000YRDZ and AD800-52BRZRL use the same package and pinout?
No. The AD8000YRDZ is supplied in an 8-lead SOIC package, while the AD800-52BRZRL is supplied in a 24-lead LFCSP package. The pin counts, pin functions, and PCB land patterns differ, so neither part can be dropped into the other's footprint.
What supply voltages do the AD8000YRDZ and AD800-52BRZRL require?
The AD8000YRDZ operates from dual supplies typically in the ±5 V range (or a single supply within its specified operating range) as a current-feedback amplifier. The AD800-52BRZRL is a high-speed limiting amplifier that operates from a single low-voltage supply as specified in its datasheet. The supply rails and decoupling requirements are not compatible between the two devices.
Can the AD8000YRDZ be used as a limiting amplifier in an optical receiver?
No. The AD8000YRDZ is a current-feedback operational amplifier, not a limiting amplifier. It lacks the limiting output stage, signal-level quantization, and data-rate specifications required for optical receiver limiting-amplifier applications. The AD800-52BRZRL is the device intended for that role.
Can the AD800-52BRZRL be used as a general-purpose wideband op amp?
No. The AD800-52BRZRL is a limiting amplifier optimized for high-speed data paths, not a general-purpose operational amplifier. It does not provide the linear closed-loop gain behavior, feedback topology, or op-amp pinout of the AD8000YRDZ, so it is not a substitute in analog amplifier circuits.
Which part should be selected for a 12.5 Gbps optical receiver design?
The AD800-52BRZRL is the appropriate choice for a 12.5 Gbps limiting-amplifier function in an optical receiver, as it is specified for that data rate and application. The AD8000YRDZ is not specified for limiting-amplifier service at that data rate and should not be used in that role.
Which part should be selected for wideband analog signal amplification?
The AD8000YRDZ is the appropriate choice for wideband analog amplification and buffering, given its current-feedback op-amp architecture and high bandwidth. The AD800-52BRZRL is a limiting amplifier and is not intended for linear wideband analog gain stages.