Overview
The AD7858LARZ-REEL is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component features a successive approximation register (SAR) architecture and is designed for multichannel data acquisition applications. It operates from a single 3V to 5.5V power supply and offers exceptional dynamic performance, making it suitable for a wide range of industrial, medical, and instrumentation applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | AD7858LARZ-REEL |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Number of Inputs | 4 or 8 |
| Input Type | Pseudo-differential, Single Ended |
| Sampling Rate (Per Second) | 100 kSPS |
| Reference Type | External, Internal |
| Supply Voltage (Analog and Digital) | 3 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) |
| Data Interface | SPI |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- High signal-to-noise ratio (74dB SNR) and excellent spurious-free dynamic range (91dB SFDR)
- Flexible analog input structure with pseudo-differential and single-ended input types
- Internal or external reference options
- SPI digital interface for easy communication with microcontrollers
- Wide supply voltage range (3V ~ 5.5V) and extended operating temperature range (-40°C to 85°C)
- Surface mount design in a 24-SOIC package
Applications
- Industrial process control
- Instrumentation and measurement
- Medical equipment
Q & A
- What is the resolution of the AD7858LARZ-REEL ADC?
The AD7858LARZ-REEL has a 12-bit resolution. - How many analog input channels does the AD7858LARZ-REEL support?
The AD7858LARZ-REEL supports 4 or 8 analog input channels. - What is the sampling rate of the AD7858LARZ-REEL?
The sampling rate is 100 kSPS. - What are the input types supported by the AD7858LARZ-REEL?
The AD7858LARZ-REEL supports pseudo-differential and single-ended input types. - What is the supply voltage range for the AD7858LARZ-REEL?
The supply voltage range is 3 V to 5.5 V for both analog and digital supplies. - What is the operating temperature range of the AD7858LARZ-REEL?
The operating temperature range is -40°C to 85°C. - What type of digital interface does the AD7858LARZ-REEL use?
The AD7858LARZ-REEL uses an SPI digital interface. - Is the AD7858LARZ-REEL RoHS compliant?
Yes, the AD7858LARZ-REEL is lead-free and RoHS compliant. - What is the package type of the AD7858LARZ-REEL?
The package type is 24-SOIC (0.295", 7.50mm Width). - What are some typical applications of the AD7858LARZ-REEL?
Typical applications include industrial process control, instrumentation and measurement, and medical equipment.
