Overview
The AD7243BRZ is a 12-bit digital-to-analog converter (DAC) IC produced by Analog Devices Inc. This device is designed to offer high-performance and flexibility in digital-to-analog conversion applications. It features a complete 12-bit, voltage output DAC with an on-chip output amplifier and Zener voltage reference on a monolithic CMOS chip. The AD7243BRZ is suitable for a wide range of applications, including test and measurement equipment, industrial control systems, and communication networks. However, it is important to note that this part is obsolete and may not be available for future purchases or production runs.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12-bit |
| Output Voltage Range | ±10V (adjustable) |
| Architecture | R-2R |
| Conversion Rate | 300 ksps |
| Number of DAC Channels | 1 |
| Number of Outputs per Chip | 1 |
| Maximum Settling Time | 10 μs |
| Digital Interface Type | Serial (3-Wire) |
| Output Type | Voltage |
| Voltage Reference | Internal/External |
| Minimum Single Supply Voltage | 10.8 V |
| Maximum Dual Supply Voltage | ±16.5 V |
| Maximum Power Dissipation | 450 mW |
| Integral Nonlinearity Error | ±0.5 LSB |
| Operating Temperature Range | -40°C to 85°C |
| Package/Case | 16-Lead SOIC |
Key Features
- 12-bit resolution
- Adjustable output voltage range of ±10V
- R-2R architecture for high-speed settling times
- Buffered output voltage ensures low noise and distortion
- SPI data interface
- Three selectable output ranges: -5 V to +5 V, 0 V to +5 V, 0 V to +10 V
- Serial data output capability for daisy-chaining in multi-DAC systems
- CLR function for power-on reset to a known voltage level
Applications
- Test and measurement equipment
- Industrial control systems
- Communication networks
- Digital signal processing systems
- Process control and industrial automation
Q & A
- What is the resolution of the AD7243BRZ?
The AD7243BRZ has a 12-bit resolution.
- What are the output voltage ranges of the AD7243BRZ?
The AD7243BRZ has three selectable output voltage ranges: -5 V to +5 V, 0 V to +5 V, and 0 V to +10 V.
- What is the conversion rate of the AD7243BRZ?
The AD7243BRZ has a conversion rate of 300 ksps.
- What type of digital interface does the AD7243BRZ use?
The AD7243BRZ uses a serial (3-wire) digital interface.
- Is the AD7243BRZ suitable for high-temperature environments?
Yes, the AD7243BRZ operates over a wide temperature range of -40°C to 85°C.
- Can the AD7243BRZ be used in multi-DAC systems?
Yes, the AD7243BRZ has a serial data output capability that allows daisy-chaining in multi-DAC systems.
- What is the power dissipation of the AD7243BRZ?
The maximum power dissipation of the AD7243BRZ is 450 mW).
- Is the AD7243BRZ an obsolete part?
Yes, the AD7243BRZ is an obsolete part and may not be available for future purchases or production runs).
- What package types are available for the AD7243BRZ?
The AD7243BRZ is available in 16-lead SOIC and 16-lead DIP packages).
- Does the AD7243BRZ require external trims for full performance?
No, the AD7243BRZ does not require external trims to achieve full specified performance).
