Overview
The AD7854LARSZ-REEL is a 12-bit, single-channel, successive approximation register (SAR) analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is designed for high precision and low power consumption, making it suitable for a variety of applications requiring accurate analog-to-digital conversion.
The AD7854LARSZ-REEL operates on a single supply voltage ranging from 3V to 5.5V and features a pseudo-differential input scheme. It is available in a 28-lead small shrink outline package (SSOP) and is RoHS compliant, ensuring environmental sustainability.
Key Specifications
| Parameter | Description |
|---|---|
| Number of Inputs | 1 |
| Input Type | Pseudo-Differential |
| Data Interface | Parallel, SPI |
| Configuration | S/H-ADC |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 3V ~ 5.5V |
| Voltage - Supply, Digital | 3V ~ 5.5V |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 100 kSPS |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 28-SSOP (0.209", 5.30mm Width) |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
Key Features
- High Precision: 12-bit resolution ensures high accuracy in analog-to-digital conversion.
- Low Power Consumption: Typically 5.4 mW in normal operation and 3.6 µW in power-down mode, making it energy-efficient.
- Pseudo-Differential Input: Allows for flexible input configurations and improved noise rejection.
- Parallel and SPI Data Interface: Supports both parallel and SPI interfaces for versatile data transfer.
- Fast Conversion Rate: Capable of 100 kSPS throughput rate.
- Wide Operating Temperature Range: Operates from -40°C to 85°C, suitable for various environmental conditions.
- Compact Package: Available in a 28-lead SSOP package, ideal for space-constrained designs.
Applications
- Industrial Automation: Used in control systems, sensors, and data acquisition systems.
- Medical Devices: Suitable for medical equipment requiring precise analog-to-digital conversion, such as patient monitoring systems.
- Aerospace and Defense: Employed in various military and aerospace applications due to its robust performance and reliability.
- Automotive Systems: Used in automotive sensors and control systems for accurate data acquisition.
- Consumer Electronics: Found in consumer devices that require high precision and low power consumption, such as smart home devices and IoT applications.
Q & A
- What is the resolution of the AD7854LARSZ-REEL ADC?
The AD7854LARSZ-REEL has a 12-bit resolution.
- What is the sampling rate of the AD7854LARSZ-REEL?
The AD7854LARSZ-REEL has a sampling rate of 100 kSPS.
- What type of input does the AD7854LARSZ-REEL support?
The AD7854LARSZ-REEL supports pseudo-differential inputs.
- What are the supply voltage ranges for the AD7854LARSZ-REEL?
The supply voltage ranges are 3V to 5.5V for both analog and digital supplies.
- What is the operating temperature range of the AD7854LARSZ-REEL?
The operating temperature range is -40°C to 85°C.
- What package type is the AD7854LARSZ-REEL available in?
The AD7854LARSZ-REEL is available in a 28-lead SSOP package.
- Is the AD7854LARSZ-REEL RoHS compliant?
Yes, the AD7854LARSZ-REEL is ROHS3 compliant.
- What is the typical power consumption of the AD7854LARSZ-REEL in normal operation?
The typical power consumption is 5.4 mW in normal operation and 3.6 µW in power-down mode.
- What data interfaces does the AD7854LARSZ-REEL support?
The AD7854LARSZ-REEL supports both parallel and SPI data interfaces.
- What is the input signal range for the AD7854LARSZ-REEL?
The input signal range is 0 to VREF (unipolar) and -VREF/2 to +VREF/2 (bipolar).
