Overview
The AD7492ARUZ-4 is a 12-bit, 1.25 MSPS (Mega Samples Per Second) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7492 series and is known for its high accuracy, low power consumption, and integrated reference and clock. The AD7492ARUZ-4 is packaged in a 24-lead TSSOP and operates over a temperature range of -40°C to +85°C, making it suitable for a variety of applications requiring precise analog-to-digital conversion.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Resolution | 12 | Bits | |
| Sampling Rate | 1.25 MSPS (AD7492), 400 kSPS (AD7492-4) | ||
| Integral Nonlinearity | ±1.5 LSB max, ±0.6 LSB typ (VDD = 5 V) | LSB | |
| Differential Nonlinearity | +1.5/−0.9 LSB max | LSB | Guaranteed no missed codes to 12 bits |
| Offset Error | ±9 LSB max | LSB | |
| Gain Error | ±2.5 LSB max | LSB | |
| Analog Input Voltage Range | 0 to 2.5 V | V | |
| Reference Output Voltage | 2.5 V ± 1.5% | V | |
| Analog Supply Voltage | 2.7 V to 5.25 V | V | |
| Package Type | 24-Lead TSSOP | ||
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- High accuracy with ±1.5 LSB max integral nonlinearity and ±2.5 LSB max gain error.
- Low power consumption with a typical power dissipation of 16 mW.
- Integrated 2.5 V reference and clock, reducing external component requirements.
- Single-ended analog input with a high DC input impedance.
- Parallel interface for easy data transfer.
- Operating temperature range of -40°C to +85°C, making it suitable for various environmental conditions.
Applications
The AD7492ARUZ-4 is versatile and can be used in a variety of applications, including:
- Data acquisition systems where high accuracy and low power consumption are critical.
- Industrial control systems that require precise analog-to-digital conversion.
- Medical devices that need reliable and accurate data conversion.
- Aerospace and defense applications where the operating temperature range is a key factor.
- Automotive systems that require robust and accurate data acquisition.
Q & A
- What is the resolution of the AD7492ARUZ-4?
The AD7492ARUZ-4 has a resolution of 12 bits. - What is the sampling rate of the AD7492ARUZ-4?
The sampling rate is 1.25 MSPS for the AD7492 and 400 kSPS for the AD7492-4. - What is the operating temperature range of the AD7492ARUZ-4?
The operating temperature range is -40°C to +85°C. - Does the AD7492ARUZ-4 have an integrated reference and clock?
Yes, it has an integrated 2.5 V reference and clock. - What is the typical power consumption of the AD7492ARUZ-4?
The typical power consumption is 16 mW. - What type of package does the AD7492ARUZ-4 come in?
The AD7492ARUZ-4 comes in a 24-lead TSSOP package. - What is the analog input voltage range of the AD7492ARUZ-4?
The analog input voltage range is 0 to 2.5 V. - Is the AD7492ARUZ-4 suitable for high-temperature applications?
Yes, it is suitable for applications with temperatures ranging from -40°C to +85°C. - Does the AD7492ARUZ-4 require external components for the reference and clock?
No, it has integrated reference and clock, reducing the need for external components. - What type of interface does the AD7492ARUZ-4 use for data transfer?
The AD7492ARUZ-4 uses a parallel interface for data transfer.
