Overview
The LTC2439-1IGN#TRPBF is a 16-channel (8-differential) micropower 16-bit delta-sigma analog-to-digital converter manufactured by Analog Devices Inc. This device is designed for high precision and low power consumption, making it suitable for a variety of applications requiring accurate analog-to-digital conversion. It operates from a single supply voltage of 2.7V to 5.5V and features an integrated oscillator, low noise, and high common mode rejection.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 16 (8 differential or 16 single-ended) |
| Resolution | 16-bit |
| Conversion Rate | 6.8 samples per second |
| Supply Voltage | 2.7V to 5.5V |
| Operating Temperature Range | -40°C to 85°C |
| Package | 28-Lead SSOP (Narrow 0.15 Inch) |
| Integral Non-Linearity (INL) | 0.12 LSB |
| RMS Noise | 1 µV |
| Differential Mode Rejection | Better than 87 dB at 50 Hz and 60 Hz ±2% |
| Reference Voltage Range | 0.1V to VCC |
| Communication Interface | SPI and MICROWIRE compatible 4-wire digital interface |
Key Features
- Low supply current: 200 µA (active), 4 µA (autosleep)
- Rail-to-rail differential input and reference
- No missing codes and 16-bit resolution
- Very low transition noise: less than 0.02 LSB
- Guaranteed modulator stability and lock-up immunity for any input and reference conditions
- Internal oscillator with no external frequency setting components required
- Single cycle settling time for multiplexed applications
- Pin compatible with the 24-bit LTC2418
Applications
The LTC2439-1IGN#TRPBF is suitable for various applications requiring high precision and low power consumption, such as:
- Ratiometric and remote sensing measurement applications
- Multiplexed data acquisition systems
- Industrial control and automation
- Medical devices and diagnostic equipment
- Aerospace and defense systems
Q & A
- What is the resolution of the LTC2439-1IGN#TRPBF ADC?
The LTC2439-1IGN#TRPBF has a 16-bit resolution.
- How many channels does the LTC2439-1IGN#TRPBF support?
The device supports 16 single-ended or 8 differential channels.
- What is the operating voltage range of the LTC2439-1IGN#TRPBF?
The device operates from 2.7V to 5.5V.
- What is the conversion rate of the LTC2439-1IGN#TRPBF?
The conversion rate is 6.8 samples per second.
- Does the LTC2439-1IGN#TRPBF have an integrated oscillator?
Yes, it includes an integrated oscillator that requires no external frequency setting components.
- What is the differential mode rejection of the LTC2439-1IGN#TRPBF?
The device offers better than 87 dB differential mode rejection at 50 Hz and 60 Hz ±2%.
- What communication interface does the LTC2439-1IGN#TRPBF use?
The device communicates through a flexible 4-wire digital interface compatible with SPI and MICROWIRE protocols.
- What is the package type of the LTC2439-1IGN#TRPBF?
The device is packaged in a 28-Lead SSOP (Narrow 0.15 Inch).
- What is the operating temperature range of the LTC2439-1IGN#TRPBF?
The operating temperature range is -40°C to 85°C.
- Is the LTC2439-1IGN#TRPBF RoHS compliant?
Yes, the device is RoHS compliant.
