Overview
The DAC312HPZ is a 12-bit high-speed multiplying digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the DAC312 series, known for its high performance and reliability. The DAC312HPZ combines a 9-bit master DAC with a 3-bit segment generator to achieve accurate 12-bit conversion at a low cost. It offers guaranteed specifications over the full commercial operating temperature range, making it suitable for various applications requiring low power consumption and high input/output versatility.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12 bits | |
| Differential Nonlinearity | ±0.012% (0.5 LSB) | |
| Integral Nonlinearity | 0.05% | |
| Settling Time | 250 ns | |
| Power Supply Range | +5/–11 V to ±18 V | |
| Power Consumption | 225 mW (at lower supply voltages), 375 mW (at higher supply levels) | mW |
| Operating Temperature Range | –40°C to +85°C (DAC312F, DAC312H) | °C |
| Package Types | 20-Lead CerDIP, 20-Lead PDIP, 20-Lead SOIC (Wide) | |
| Logic Interface | TTL, CMOS, ECL, PMOS/NMOS | |
| Full-Scale Tempco | 10 ppm/°C |
Key Features
- High-speed operation with a settling time of 250 ns and low glitch energy.
- Guaranteed differential nonlinearity of ±0.012% (0.5 LSB) and integral nonlinearity of 0.05%.
- Monotonicity to 12 bits and uniform step size up to ±1/2 LSB from the ideal.
- High compliance and low drift characteristics, with a full-scale tempco as low as 10 ppm/°C.
- Excellent power supply rejection ratio of ±0.001% FS/%∆V.
- Direct interface with all popular logic families (TTL, CMOS, ECL, PMOS/NMOS) through the logic threshold terminal.
- Low power consumption of 225 mW at lower supply voltages and an absolute maximum dissipation of 375 mW at higher supply levels.
Applications
- A/D converters and data acquisition systems.
- Video display drivers.
- Programmable test equipment.
- Other applications requiring low power consumption and complete input/output versatility.
Q & A
- What is the resolution of the DAC312HPZ?
The DAC312HPZ has a resolution of 12 bits.
- What is the differential nonlinearity of the DAC312HPZ?
The differential nonlinearity is ±0.012% (0.5 LSB).
- What is the settling time of the DAC312HPZ?
The settling time is 250 ns.
- What are the power supply range and consumption of the DAC312HPZ?
The power supply range is +5/–11 V to ±18 V, and the power consumption is 225 mW at lower supply voltages, with an absolute maximum dissipation of 375 mW at higher supply levels.
- What are the package types available for the DAC312HPZ?
The available package types include 20-Lead CerDIP, 20-Lead PDIP, and 20-Lead SOIC (Wide).
- Which logic families can the DAC312HPZ interface with?
The DAC312HPZ can interface directly with TTL, CMOS, ECL, PMOS/NMOS logic families.
- What is the full-scale tempco of the DAC312HPZ?
The full-scale tempco is as low as 10 ppm/°C.
- What are some typical applications of the DAC312HPZ?
Typical applications include A/D converters, data acquisition systems, video display drivers, and programmable test equipment.
- How does the DAC312HPZ achieve its high accuracy?
The DAC312HPZ achieves high accuracy by combining a 9-bit master DAC with a 3-bit segment generator, ensuring uniform step size and monotonicity to 12 bits.
- What is the power supply rejection ratio of the DAC312HPZ?
The power supply rejection ratio is ±0.001% FS/%∆V.
