Overview
The ISL267817IUZ is a 12-bit, 200kSPS sampling Successive Approximation Register (SAR) type Analog-to-Digital Converter (ADC) produced by Renesas Electronics America Inc. This component is known for its excellent linearity over supply and temperature variations, making it a reliable choice for various industrial and battery-operated applications. It offers a drop-in compatible alternative to all ADS7817 performance grades and features a robust, fully-differential input with high impedance to minimize errors due to leakage currents.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Sampling Rate | 200 kSPS |
| Supply Voltage | +4.75V to +5.25V |
| Operating Power | 2.15 mW at 200 kSPS |
| Power-down Current | 3 µA between conversions |
| Differential Non-Linearity | 1.0 LSB max |
| Total Harmonic Distortion (THD) | -85 dB (typ) |
| Common-Mode Rejection Ratio (CMRR) | 80 dB |
| Power Supply Rejection Ratio (PSRR) | 82 dB |
| Package Type | 8 Lead SOIC and MSOP |
| Operating Temperature Range | -40°C to +85°C |
| Reference Input Range | 0.1V to 2.5V |
Key Features
- Drop-in compatible with ADS7817 (all performance grades)
- Differential input with high impedance to minimize errors due to leakage currents
- Simple SPI-compatible serial digital interface
- Guaranteed no missing codes
- Low power consumption: 2.15 mW at 200 kSPS and 25 µW between conversions in Auto Power-Down mode
- Excellent differential non-linearity and low THD
- Pb-Free (RoHS Compliant)
- Up to 8kV Human Body Model ESD survivability
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 ISL267817IUZ ADC? The ISL267817IUZ has a 12-bit resolution.
- What is the maximum sampling rate of the ISL267817IUZ? The maximum sampling rate is 200 kSPS.
- What is the supply voltage range for the ISL267817IUZ? The supply voltage range is +4.75V to +5.25V.
- How much power does the ISL267817IUZ consume at 200 kSPS? The operating power is 2.15 mW at 200 kSPS.
- What is the power-down current between conversions? The power-down current between conversions is 3 µA.
- What is the differential non-linearity of the ISL267817IUZ? The differential non-linearity is 1.0 LSB max.
- What is the total harmonic distortion (THD) of the ISL267817IUZ? The THD is -85 dB (typ).
- Is the ISL267817IUZ Pb-Free and RoHS Compliant? Yes, it is Pb-Free and RoHS Compliant.
- What are the available package types for the ISL267817IUZ? The available package types are 8 Lead SOIC and MSOP.
- What is the operating temperature range of the ISL267817IUZ? The operating temperature range is -40°C to +85°C.
