Overview
The LTC2435CGN#TRPBF is a 20-bit, no-latency, differential analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the microPOWER™ series and is known for its high precision and low power consumption. It features a sigma-delta architecture and includes an integrated oscillator, making it suitable for a variety of applications requiring high accuracy and low noise.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package / Case | 16-SSOP (0.154", 3.90mm Width) |
| Number of Bits | 20 |
| Number of A/D Converters | 1 |
| Input Type | Differential |
| Reference Type | External |
| Sampling Rate | 15 Hz (typical) |
| Supply Voltage (Digital/Analog) | 2.7 V ~ 5.5 V |
| Operating Temperature | 0°C ~ 70°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- 20-bit differential analog-to-digital conversion with sigma-delta architecture.
- Integrated oscillator with no external frequency setting components required.
- Single supply operation from 2.7V to 5.5V.
- Low supply current: 200µA (active), 4µA (auto sleep).
- High accuracy: 3ppm INL, 0.8ppm RMS noise, and 10ppm gain error.
- Flexible ratiometric and remote sensing measurement configurations.
- Differential input and differential reference with a common mode range from GND to Vcc.
- Compatible with SPI and MICROWIRE digital interfaces.
- No latency and single cycle settling time for multiplexed applications.
Applications
- Weight scales and industrial process control.
- Direct temperature measurement and gas analyzers.
- Strain gage transducers and instrumentation.
- Data acquisition systems and industrial automation.
- 6-digit DVMs and other precision measurement instruments.
Q & A
- What is the resolution of the LTC2435CGN#TRPBF ADC?
The LTC2435CGN#TRPBF has a 20-bit resolution.
- What is the typical sampling rate of the LTC2435CGN#TRPBF?
The typical sampling rate is 15 Hz.
- What is the supply voltage range for the LTC2435CGN#TRPBF?
The supply voltage range is from 2.7V to 5.5V for both digital and analog supplies.
- Does the LTC2435CGN#TRPBF have an integrated oscillator?
Yes, it has an integrated oscillator that requires no external frequency setting components.
- What is the input type of the LTC2435CGN#TRPBF?
The input type is differential.
- What are the key accuracy specifications of the LTC2435CGN#TRPBF?
The key accuracy specifications include 3ppm INL, 0.8ppm RMS noise, and 10ppm gain error.
- Is the LTC2435CGN#TRPBF RoHS compliant?
Yes, it is lead free and RoHS compliant.
- What are the common applications of the LTC2435CGN#TRPBF?
Common applications include weight scales, industrial process control, direct temperature measurement, and data acquisition systems.
- What digital interfaces does the LTC2435CGN#TRPBF support?
The device supports SPI and MICROWIRE digital interfaces.
- What is the operating temperature range of the LTC2435CGN#TRPBF?
The operating temperature range is from 0°C to 70°C.
