Overview
The AD7450ARZ-REEL, produced by Analog Devices Inc., is a 12-bit, high-speed, low-power successive approximation (SAR) analog-to-digital converter (ADC). This component features a fully differential analog input and operates from a single 3 V or 5 V power supply. It is designed for applications requiring high throughput rates and low power consumption, making it suitable for a variety of industrial, automotive, and medical use cases.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | AD7450ARZ-REEL |
| Manufacturer | Analog Devices Inc. |
| Description | IC ADC 12BIT DIFF IN 1MSPS 8SOIC |
| Voltage - Supply, Analog/Digital | 2.7 V ~ 5.25 V |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | Up to 1 MSPS (with 5 V supply), up to 833 kSPS (with 3 V supply) |
| Input Type | Differential |
| Reference Type | External |
| Ratio - S/H:ADC | 1:1 |
| Operating Temperature | -40°C ~ 85°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Data Interface | SPI, DSP |
Key Features
- High throughput rates up to 1 MSPS with a 5 V supply and up to 833 kSPS with a 3 V supply.
- Low power consumption: 3.75 mW max at 833 kSPS with a 3 V supply and 1.8 mA max at 1 MSPS with a 5 V supply.
- Fully differential analog input with a variable external reference voltage (100 mV to 3.5 V).
- No pipeline delay due to SAR architecture.
- Flexible power and serial clock speed management to reduce power consumption at lower throughput rates.
- Shutdown mode for maximum power efficiency at lower throughput rates.
- Accurate control of the sampling instant via the CS input.
- Low noise, wide bandwidth differential track-and-hold amplifier (T/H) capable of handling input frequencies in excess of 1 MHz.
Applications
- Industrial automation and control systems.
- Automotive systems requiring high-speed and low-power ADCs.
- Medical devices such as patient monitoring systems and diagnostic equipment.
- Data acquisition systems in various fields including scientific research and environmental monitoring.
- Embedded systems and microcontroller-based projects requiring precise analog-to-digital conversion.
Q & A
- What is the resolution of the AD7450ARZ-REEL?
The AD7450ARZ-REEL has a 12-bit resolution.
- What are the operating voltage ranges for the AD7450ARZ-REEL?
The component operates from a single 3 V or 5 V power supply, with voltage ranges of 2.7 V to 5.25 V for both analog and digital supplies.
- What is the maximum sampling rate of the AD7450ARZ-REEL?
The maximum sampling rate is up to 1 MSPS with a 5 V supply and up to 833 kSPS with a 3 V supply.
- What type of input does the AD7450ARZ-REEL have?
The AD7450ARZ-REEL features a fully differential analog input.
- How is the reference voltage applied to the AD7450ARZ-REEL?
The reference voltage is applied externally to the VREF pin and can be varied from 100 mV to 3.5 V.
- What is the operating temperature range of the AD7450ARZ-REEL?
The operating temperature range is -40°C to 85°C.
- Does the AD7450ARZ-REEL have any pipeline delays?
No, the SAR architecture of the AD7450ARZ-REEL ensures there are no pipeline delays.
- How does the AD7450ARZ-REEL manage power consumption?
The component features flexible power and serial clock speed management to reduce power consumption at lower throughput rates, and it also has a shutdown mode for maximum power efficiency.
- What data interface does the AD7450ARZ-REEL use?
The AD7450ARZ-REEL uses SPI and DSP interfaces.
- Is the AD7450ARZ-REEL RoHS compliant?
Yes, the AD7450ARZ-REEL is lead-free and RoHS compliant.
