Overview
The AD7703CNZ is a high-performance, 16-bit sigma-delta analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for low-frequency measurement applications and is known for its high accuracy and low noise performance. The AD7703CNZ operates over a wide temperature range of -40°C to +85°C, making it suitable for various industrial and automotive environments. It is packaged in a 20-lead Plastic Dual In-Line Package (PDIP).
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Conversion Rate | Up to 100 Hz |
| Input Range | ±10V, ±5V, ±2.5V, ±1.25V |
| Noise Free Resolution | 16 bits (no missing codes) |
| Temperature Range | -40°C to +85°C |
| Package Type | 20-Lead Plastic Dual In-Line Package (PDIP) |
| Power Supply | 5V single supply |
| Current Consumption | Typically 3.5 mA |
Key Features
- High accuracy and low noise performance
- On-chip programmable gain amplifier (PGA) with gains of 1, 2, 4, 8, or 16
- On-chip oscillator and clock circuitry
- Digital output via a 3-wire serial interface
- Low power consumption
- High input impedance buffer
Applications
The AD7703CNZ is suitable for a variety of low-frequency measurement applications, including industrial process control, medical devices, and automotive systems. It is particularly useful in environments where high accuracy and low noise are critical, such as in weigh scales, pressure measurement systems, and temperature monitoring systems.
Q & A
- What is the resolution of the AD7703CNZ?
The AD7703CNZ has a resolution of 16 bits. - What are the input voltage ranges for the AD7703CNZ?
The input voltage ranges are ±10V, ±5V, ±2.5V, and ±1.25V. - What is the typical current consumption of the AD7703CNZ?
The typical current consumption is 3.5 mA. - What type of package does the AD7703CNZ come in?
The AD7703CNZ is packaged in a 20-Lead Plastic Dual In-Line Package (PDIP). - What is the operating temperature range of the AD7703CNZ?
The operating temperature range is -40°C to +85°C. - Does the AD7703CNZ have an on-chip oscillator?
Yes, the AD7703CNZ has on-chip oscillator and clock circuitry. - How does the AD7703CNZ output data?
The AD7703CNZ outputs data via a 3-wire serial interface. - What are some common applications for the AD7703CNZ?
Common applications include industrial process control, medical devices, and automotive systems. - Does the AD7703CNZ have a programmable gain amplifier?
Yes, the AD7703CNZ has an on-chip programmable gain amplifier (PGA) with gains of 1, 2, 4, 8, or 16. - What is the power supply requirement for the AD7703CNZ?
The AD7703CNZ requires a 5V single supply.
