Overview
The AD7899ARS-1 is a high-speed, low-power 14-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is designed to operate from a single 5V supply and features a successive approximation register (SAR) architecture. It is ideal for applications requiring fast and accurate data acquisition with low power consumption.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 14 | |
| Sampling Rate | 400 kSPS | |
| Input Type | Single Ended | |
| Reference Type | External, Internal | |
| Voltage - Supply, Analog | 5V | |
| Voltage - Supply, Digital | 5V | |
| Package / Case | 28-SSOP | |
| Operating Temperature | -40°C ~ 85°C | |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Fast 2.2 µs successive approximation ADC with a throughput rate of up to 400 kSPS.
- Single supply operation at 5V with low power consumption (80 mW typical) and a power-saving mode (20 µW typical).
- High-speed parallel interface compatible with 3V and 5V processors.
- Overvoltage protection on analog inputs.
- Selection of input ranges: ±10 V, ±5 V, ±2.5 V, 0 V to 2.5 V, and 0 V to 5 V.
- Track/hold amplifier and on-chip clock oscillator.
- Lead free and RoHS compliant.
Applications
- Medical Imaging Systems
- Data Acquisition Systems
- Portable and Low-Power Applications
- Industrial Automation
- High-Speed Data Acquisition Systems
Q & A
- What is the resolution of the AD7899ARS-1 ADC?
The AD7899ARS-1 has a 14-bit resolution. - What is the sampling rate of the AD7899ARS-1?
The sampling rate is up to 400 kSPS. - What is the input type of the AD7899ARS-1?
The input type is single-ended. - What are the available input ranges for the AD7899ARS-1?
The available input ranges are ±10 V, ±5 V, ±2.5 V, 0 V to 2.5 V, and 0 V to 5 V. - What is the power consumption of the AD7899ARS-1?
The typical power consumption is 80 mW, with a power-saving mode of 20 µW. - What is the operating temperature range of the AD7899ARS-1?
The operating temperature range is -40°C to 85°C. - Is the AD7899ARS-1 lead free and RoHS compliant?
Yes, it is lead free and RoHS compliant. - What type of interface does the AD7899ARS-1 use?
The AD7899ARS-1 uses a high-speed parallel interface. - Does the AD7899ARS-1 have overvoltage protection?
Yes, it has overvoltage protection on the analog inputs. - What is the package type of the AD7899ARS-1?
The package type is 28-SSOP.
