Overview
The AD7111ACN is a 17-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is part of the LOGDAC series, known for its high accuracy, precision, and excellent stability. The AD7111ACN is packaged in a 16-DIP (0.300", 7.62mm) format, making it suitable for through-hole mounting. It operates with a single supply voltage of 5V for both analog and digital domains, making it ideal for applications where space-efficient and cost-effective solutions are required.
Key Specifications
| Parameter | Value | Units | Comments |
|---|---|---|---|
| Number of Bits | 17 | - | - |
| Number of D/A Converters | 1 | - | - |
| Output Type | Current - Unbuffered | - | - |
| Differential Output | No | - | - |
| Data Interface | Parallel | - | - |
| Voltage Supply Source | Single Supply | - | - |
| Voltage Supply (Analog and Digital) | 5V | V | - |
| Operating Temperature Range | -40°C to 85°C | °C | - |
| Package/Case | 16-DIP (0.300", 7.62mm) | - | - |
| Production Status | Obsolete / Discontinued | - | - |
Key Features
- 17-bit logarithmic DAC with low distortion
- High accuracy and precision
- Excellent stability and linearity
- Wide dynamic range: 0 dB to 88.5 dB attenuation range in 0.375 dB steps
- Transparent latch operation (for AD7111A)
- Fast microprocessor interface with data setup times of 25 ns and write pulse width of 57 ns
- Low power consumption with IDD max of 2 mA
- High common-mode rejection ratio (CMRR) for effective noise rejection
Applications
The AD7111ACN is designed for various applications requiring high accuracy and precision, such as:
- Instrumentation and measurement systems to amplify weak signals accurately for further processing or analysis.
- Audio and video systems where low distortion and high linearity are crucial.
- Industrial control systems that require precise analog output signals.
- Medical devices where high accuracy and stability are essential.
Q & A
- What is the resolution of the AD7111ACN DAC?
The AD7111ACN has a 17-bit resolution.
- What is the operating temperature range of the AD7111ACN?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage for the AD7111ACN?
The supply voltage is 5V for both analog and digital domains.
- What type of package does the AD7111ACN come in?
The AD7111ACN is packaged in a 16-DIP (0.300", 7.62mm) format.
- Is the AD7111ACN still in production?
No, the AD7111ACN is obsolete and discontinued.
- What is the dynamic range of the AD7111ACN?
The dynamic range is from 0 dB to 88.5 dB in 0.375 dB steps.
- How does the AD7111ACN interface with microprocessors?
The AD7111ACN can be easily interfaced to a standard 8-bit MPU bus via an 8-bit data port and standard microprocessor control lines.
- What are some key considerations when designing with the AD7111ACN?
Key considerations include power management, signal integrity, thermal management, feedback network design, and EMI/EMC considerations.
- What is the typical power consumption of the AD7111ACN?
The typical power consumption is up to 2 mA.
- Is the AD7111ACN RoHS compliant?
No, the AD7111ACN contains lead and is not RoHS compliant.
