Overview
The DAC8412FPCZ, produced by Analog Devices Inc., is a quad, 12-bit voltage output digital-to-analog converter (DAC) with readback capability. Built using a complementary BiCMOS process, this monolithic DAC offers high package density and versatility. It features four independent DACs, each capable of producing a voltage output based on the settings of the reference inputs VREFH and VREFL. The device supports both unipolar and bipolar output configurations, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Resolution | 12 bits | |
| Number of DACs | 4 | |
| Output Type | Voltage Output | |
| Reference Inputs | VREFH, VREFL | Configurable for unipolar or bipolar outputs |
| Supply Voltage Range | +5 V to ±15 V | |
| Reference Voltage Range | +2.5 V to ±10 V | |
| Power Dissipation | < 330 mW (±15 V), < 60 mW (+5 V) | |
| Operating Temperature Range | -55°C to +125°C (for MIL-STD-883) | |
| Package Types | 28-lead PLCC, 28-lead PDIP, 28-lead CerDIP, 28-lead LCC |
Key Features
- Readback Capability: Allows loading or reading back data from any DAC.
- Buffered Voltage Outputs: Each output is capable of sourcing and sinking 5 mA at ±10 V, eliminating the need for external amplifiers in most applications.
- Configurable Output Ranges: Supports unipolar and bipolar output configurations based on the settings of VREFH and VREFL.
- Digital Control Logic: Includes a 12-bit bidirectional data bus, register select inputs, R/W input, RESET input, chip select (CS), and load DAC (LDAC) input.
- Short-Circuit Protected Amplifiers: Ensures safe operation even in case of short circuits.
- Low Power Dissipation: Less than 330 mW with ±15 V supplies and only 60 mW with a +5 V supply.
Applications
The DAC8412FPCZ is suitable for various applications requiring precise voltage output control, such as:
- Precision Instrumentation Control: Ideal for applications that require accurate and stable voltage outputs.
- Waveform Generation: Can be used in systems that generate complex waveforms.
- Industrial Control Systems: Useful in control systems that require multiple, independent voltage outputs.
- Military and Aerospace: Available in versions compliant with MIL-STD-883, making it suitable for military and aerospace applications.
Q & A
- What is the resolution of the DAC8412FPCZ?
The DAC8412FPCZ has a resolution of 12 bits.
- How many DACs are included in the DAC8412FPCZ?
The DAC8412FPCZ includes four independent DACs.
- What types of output configurations are supported by the DAC8412FPCZ?
The DAC8412FPCZ supports both unipolar and bipolar output configurations.
- What is the range of supply voltages for the DAC8412FPCZ?
The supply voltage range is from +5 V to ±15 V.
- How much power does the DAC8412FPCZ dissipate?
The power dissipation is less than 330 mW with ±15 V supplies and only 60 mW with a +5 V supply.
- What types of packages are available for the DAC8412FPCZ?
The DAC8412FPCZ is available in 28-lead PLCC, 28-lead PDIP, 28-lead CerDIP, and 28-lead LCC packages.
- Does the DAC8412FPCZ have short-circuit protected amplifiers?
- Can the DAC8412FPCZ be used in military and aerospace applications?
- How do I configure the output voltage range of the DAC8412FPCZ?
The output voltage range can be configured by setting the VREFH and VREFL inputs to the desired voltages.
- Does the DAC8412FPCZ require external amplifiers for its outputs?
No, the DAC8412FPCZ has buffered voltage outputs that can source and sink 5 mA at ±10 V, eliminating the need for external amplifiers in most applications.
