Part A
AD8000YRDZ
Công ty Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 6251 PCS
- Package
- SOIC-8
- Series
- Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Replacement verdict
Not a drop-in replacement
The AD8000YRDZ and AD800-52BRRL are not functionally interchangeable; the AD8000YRDZ is a high-speed current-feedback amplifier in an SOIC-8 package, while the AD800-52BRRL is a different amplifier family device in a different package and configuration, so substituting one for the other requires a full electrical and layout redesign.
Different amplifier architecture
Different package and footprint
Different supply and performance envelope
Board redesign required
Parts at a glance
Part B
AD800-52BRRL
Công ty Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 7616 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 | AD8000YRDZ | AD800-52BRRL | Why it matters |
|---|---|---|---|
| Amplifier Type | Current Feedback | Current Feedback | Both are current-feedback op-amps, so the topology is functionally equivalent for high-speed signal conditioning. |
| -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 (or 8 V to 12 V single supply) | ±4 V to ±6 V (or 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; lower offset reduces error in precision signal chains. |
| 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. |
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 | AD8000YRDZ | AD800-52BRRL |
|---|---|---|
| Supplier | - | Analog Devices Inc.,Rochester Electronics, LLC |
| Part Status | Active | Obsolete |
| 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 AD800-52BRRL interchangeable in the same circuit?
No. The AD8000YRDZ is a high-speed current-feedback operational amplifier in an 8-lead SOIC package, while the AD800-52BRRL is a 12.5 Gbps limiting amplifier for fiber-optic receiver applications in a 24-lead LFCSP package. They are functionally different device classes with different pinouts and supply requirements, so they cannot be substituted for one another.
What are the key functional differences between the AD8000YRDZ and AD800-52BRRL?
The AD8000YRDZ is a current-feedback op amp intended for signal amplification and buffering with a 1.5 GHz bandwidth, while the AD800-52BRRL is a limiting amplifier that converts small differential input signals into a constant-amplitude output for optical receiver data paths. Their signal-chain roles, input/output interfaces, and package pinouts are fundamentally different.
What package types do the AD8000YRDZ and AD800-52BRRL use?
The AD8000YRDZ is supplied in an 8-lead SOIC package (RDZ suffix). The AD800-52BRRL is supplied in a 24-lead LFCSP package (BRRL suffix). The two packages have different footprints, pin counts, and PCB land patterns, so they are not drop-in compatible.
Do the AD8000YRDZ and AD800-52BRRL operate from the same supply voltage?
No. The AD8000YRDZ is specified for operation on ±5 V dual supplies (or equivalent single-supply configurations within its rated range), while the AD800-52BRRL is a fiber-optic limiting amplifier designed for the supply and interface conditions of optical receiver modules. Designers must consult each device's datasheet for exact supply limits before use.
Can the AD8000YRDZ be used as a limiting amplifier in an optical receiver?
No. The AD8000YRDZ is a general-purpose current-feedback op amp, not a limiting amplifier. It lacks the limiting amplifier function, differential signal detection, and output drive characteristics required for fiber-optic receiver data paths, so it is not a valid substitute for the AD800-52BRRL in that application.
Can the AD800-52BRRL be used as a general-purpose op amp?
No. The AD800-52BRRL is a dedicated limiting amplifier for optical receiver applications, not a general-purpose operational amplifier. It does not provide the flexible feedback topology, gain-setting, and signal-conditioning capabilities of the AD8000YRDZ, so it should not be used as a general-purpose op amp replacement.
What should designers verify before considering either part for a new design?
Designers should verify the device's functional role (op amp versus limiting amplifier), package footprint and pinout, supply voltage and current requirements, input/output signal levels, bandwidth, and operating temperature range against the official manufacturer datasheet. Because the two parts serve different functions, neither can be validated as a substitute for the other without a full redesign.