Overview
The ISL267450IUZ-T is a 12-bit, 1MSPS sampling SAR-type Analog-to-Digital Converter (ADC) produced by Renesas Electronics America Inc. This device is characterized by its excellent linearity over supply and temperature variations, making it highly reliable for various applications. It is drop-in compatible with the AD7450, ensuring ease of integration into existing systems. The ISL267450IUZ-T can operate from a supply voltage of either 3V or 5V and maintains measurement accuracy with input signals up to the supply rails. The serial digital interface is SPI compatible, facilitating easy interfacing with popular FPGAs and microcontrollers.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate | 1 MSPS |
| Input Type | Differential |
| Data Interface | SPI |
| Supply Voltage (Analog/Digital) | 2.7V to 5.25V |
| Operating Current | 1.25mA at 833kSPS (3V), 1.7mA at 1MSPS (5V) |
| Power-down Current between Conversions | 1μA |
| Operating Temperature | -40°C to +85°C |
| Package | 8 Ld SOIC, 8 Ld MSOP |
| Architecture | SAR (Successive Approximation Register) |
Key Features
- Drop-in compatible with AD7450
- Differential input
- Simple SPI-compatible serial digital interface
- Guaranteed no missing codes
- 1MHz sampling rate
- 3V or 5V operation
- Low operating current
- Power-down current between conversions: 1μA
- Excellent differential non-linearity
- Low THD: -83dB (typ)
- Pb-Free (RoHS Compliant)
- Available in SOIC and MSOP packages
Applications
- Remote Data Acquisition
- Battery Operated Systems
- Industrial Process Control
- Energy Measurement
- Data Acquisition Systems
- Pressure Sensors
- Flow Controllers
Q & A
- What is the resolution of the ISL267450IUZ-T ADC?
The ISL267450IUZ-T is a 12-bit ADC.
- What is the sampling rate of the ISL267450IUZ-T?
The sampling rate is 1 MSPS (1 million samples per second).
- What type of input does the ISL267450IUZ-T support?
The ISL267450IUZ-T supports differential inputs.
- What is the supply voltage range for the ISL267450IUZ-T?
The supply voltage range is 2.7V to 5.25V.
- What is the operating current of the ISL267450IUZ-T at 1MSPS with a 5V supply?
The operating current is 1.7mA at 1MSPS with a 5V supply.
- What is the power-down current between conversions for the ISL267450IUZ-T?
The power-down current between conversions is 1μA.
- What are the available package types for the ISL267450IUZ-T?
The ISL267450IUZ-T is available in 8 Ld SOIC and 8 Ld MSOP packages.
- Is the ISL267450IUZ-T RoHS compliant?
Yes, the ISL267450IUZ-T is Pb-Free and RoHS compliant.
- What is the operating temperature range for the ISL267450IUZ-T?
The operating temperature range is -40°C to +85°C.
- What type of digital interface does the ISL267450IUZ-T use?
The ISL267450IUZ-T uses an SPI-compatible serial digital interface.
