AD7849BNZ Analog Devices Integrated Circuit (Dual-In-Line Packages) In Stock
The AD7849BNZ is a 16-bit digital-to-analog converter with 143ksps update rate, SPI serial interface, and ±10V bipolar output range in a 20-pin PDIP package. It supports binary, offset binary, and two's complement input coding with 0.0122% maximum linearity error. Available from stock worldwide at competitive prices.
- Manufacturer
- Analog Devices
- Package
- Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- AD7849BNZ Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16-bit resolution DAC with 143ksps update rate and ±10V bipolar output range for high-accuracy industrial analog signal generation
- Flexible SPI serial input supporting binary, offset binary, and two's complement coding formats for seamless integration with diverse microcontroller and DSP platforms
- Maximum 0.0122% linearity error in a 20-pin PDIP through-hole package for precise waveform synthesis and process control output applications
Applications
The AD7849BNZ is well-suited for industrial process control systems requiring precise analog output signals, such as programmable current loop transmitters, motor drive setpoint generators, and automated test equipment. Its ±10V output range and 16-bit resolution make it ideal for instrumentation calibration sources and waveform synthesizers. The SPI interface enables straightforward connection to embedded controllers in data acquisition systems and medical device analog output stages.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Analog Output Voltage-Max | 10V |
| Analog Output Voltage-Min | -10 V |
| Converter Type | D/A CONVERTER |
| Input Bit Code | BINARY, OFFSET BINARY, 2'S COMPLEMENT BINARY |
| Input Format | SERIAL |
| JESD-30 Code | R-PDIP-T20 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.0122% |
| Negative Supply Voltage-Nom | -15 V |
| Number of Bits | 16 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Settling Time-Nom (tstl) | 7 µs |
| Supply Current-Max | 5mA |
| Supply Voltage-Nom | 15V |
| Surface Mount | NO |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.40 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the resolution and output voltage range of the AD7849BNZ?
The AD7849BNZ is a 16-bit DAC with a bipolar analog output voltage range of -10V to +10V. This wide ±10V swing and 16-bit resolution combine to deliver fine-grained analog output control suitable for precision industrial process control, instrumentation, and waveform generation applications requiring accurate voltage setpoints.
What serial interface and input coding formats does the AD7849BNZ support?
The AD7849BNZ uses an SPI-compatible serial input interface and supports binary, offset binary, and two's complement input data formats. This flexibility allows seamless interfacing with virtually any microcontroller or DSP, accommodating different software conventions without additional code conversion hardware.
What is the maximum linearity error and update rate of the AD7849BNZ?
The AD7849BNZ specifies a maximum integral linearity error of 0.0122%, ensuring highly accurate analog output across the full ±10V range. It supports a maximum update rate of 143ksps (143,000 samples per second), making it suitable for dynamic waveform synthesis and real-time control loop output applications.
What package does the AD7849BNZ come in?
The AD7849BNZ is housed in a 20-pin PDIP (Plastic Dual In-line Package) with the JESD-30 code R-PDIP-T20. This through-hole package is easy to solder manually, suitable for prototyping and benchtop instrument designs, and compatible with standard 0.1-inch pitch DIP sockets for socketed installations.
What are typical applications for the AD7849BNZ?
Typical applications include industrial 4-20mA current loop transmitters, programmable voltage sources, automated test equipment analog outputs, motor speed control setpoint generation, medical device waveform generators, and precision instrumentation calibration systems. The 16-bit resolution and ±10V output range address any application requiring accurate, wide-range analog output with SPI digital control.
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Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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