Part A
AD711JNZ
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 2634 PCS
- Package
- DIP-8
- Series
- Linear - Amplificadores - Instrumentação, OP Amps, Buffer Amps
Replacement verdict
Not a drop-in replacement
The AD711JNZ and AD7111ACNZ are not functionally interchangeable. The AD711JNZ is a precision operational amplifier, while the AD7111ACNZ is a multiplying digital-to-analog converter; they differ in core function, package, and pinout, so substitution requires a full circuit redesign rather than a direct swap.
Different device function
Different package type
Different pin configuration
Different signal interface
Parts at a glance
Part B
AD7111ACNZ
Analog Devices Inc.
- Lifecycle
- Active
- Stock
- 3780 PCS
- Package
- DIP-16
- Series
- Acquisição de dados - Convertedores digitais para analógicos (DAC)
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD711JNZ | AD7111ACNZ | Why it matters |
|---|---|---|---|
| Manufacturer | Analog Devices | Analog Devices | Same manufacturer ensures consistent quality and documentation, but the two parts belong to different product families. |
| Function / Category | Operational amplifier (op amp) | Multiplying digital-to-analog converter (DAC) | These are fundamentally different device types, so they are not functionally substitutable in a circuit. |
| Package / Mounting | 8-lead PDIP (through-hole) | 16-lead PDIP (through-hole) | Different pin counts and footprints prevent direct board-level interchange. |
| Supply Voltage Range | ±4.5 V to ±18 V (dual supply) | +5 V single supply (TTL/CMOS logic compatible) | Supply requirements differ greatly, affecting power design and compatibility with surrounding circuitry. |
| Number of Channels / Bits | 1 op-amp channel | 1 DAC channel, 8-bit resolution | The op amp provides analog signal conditioning, while the DAC converts digital codes to analog output; their signal roles are unrelated. |
| Key Performance Metric | High slew rate (~20 V/µs) and low input bias current | 8-bit multiplying DAC with fast settling | Performance specifications address entirely different functions, confirming they are not drop-in replacements. |
| Operating Temperature Range | 0 °C to +70 °C (commercial grade) | 0 °C to +70 °C (commercial grade) | Both share the same commercial temperature range, so environmental tolerance is comparable. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AD711JNZ | AD7111ACNZ |
|---|---|---|
| Supplier | - | Analog Devices Inc. |
| Series | - | LOGDAC® |
| Part Status | Active | Obsolete |
| Number of Bits | - | 17 |
| Number of D/A Converters | - | 1 |
| Output Type | - | Current - Unbuffered |
| Differential Output | - | No |
| Data Interface | - | Parallel |
| Voltage - Supply, Analog | - | 5V |
| Voltage - Supply, Digital | - | 5V |
| Architecture | - | R-2R |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C |
| Amplifier Type | J-FET | - |
| Number of Circuits | 1 | - |
| Slew Rate | 20V/µs | - |
| -3 dB Bandwidth | 4 MHz | - |
| Current - Input Bias | 15 pA | - |
| Voltage - Input Offset | 300 µV | - |
| Supply Current | 2.5mA | - |
| Current - Output / Channel | 25 mA | - |
| Voltage - Supply Span(Min) | 9 V | - |
| Voltage - Supply Span(Max) | 36 V | - |
| Mounting Type | Through Hole | - |
Frequently asked questions
Are the AD711JNZ and AD7111ACNZ interchangeable?
No. The AD711JNZ is a precision low-noise operational amplifier, while the AD7111ACNZ is a multiplying digital-to-analog converter. They are different functional device categories and cannot be substituted for one another.
What are the core functions of the AD711JNZ and AD7111ACNZ?
The AD711JNZ is a high-speed, precision BiFET operational amplifier. The AD7111ACNZ is a CMOS multiplying DAC designed for digital-to-analog conversion applications.
What package types do the AD711JNZ and AD7111ACNZ use?
Both devices are supplied in 8-lead PDIP (plastic dual in-line) packages, as indicated by the "N" suffix in their part numbers.
Do the AD711JNZ and AD7111ACNZ have the same pinout?
No. Although both are 8-lead PDIP devices, their pin functions differ because one is an operational amplifier and the other is a multiplying DAC. Pin assignments must be verified against the respective manufacturer datasheets before use.
Can the AD711JNZ be used as a companion amplifier with the AD7111ACNZ?
The AD711JNZ is an operational amplifier suitable for signal conditioning and output buffering, while the AD7111ACNZ performs digital-to-analog conversion. Their combination in a signal chain should be validated against the system requirements and the manufacturer datasheets.
Are the AD711JNZ and AD7111ACNZ RoHS compliant?
RoHS compliance status should be confirmed from the manufacturer's current datasheet or an authorized distributor listing for the specific orderable part number, as compliance declarations can vary by revision and packaging.
What are the supply voltage considerations for these devices?
The AD711JNZ is an operational amplifier typically operated from dual supplies, while the AD7111ACNZ is a multiplying DAC with its own specified supply requirements. Exact supply ranges must be taken from the respective manufacturer datasheets.