Overview
The LTC2312CTS8-12#TRMPBF is a 12-bit, 500ksps serial sampling analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-performance, low-power applications and features an integrated low drift reference and reference buffer. It operates from a single 3V or 5V supply, drawing only 3mA, making it ideal for compact, high-speed systems. The ADC achieves outstanding AC performance with a signal-to-noise and distortion ratio (SINAD) of 72.7dB and a total harmonic distortion (THD) of –84dB while sampling at 500ksps.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Sampling Rate | 500ksps |
| Supply Voltage (VDD, OVDD) | 3V or 5V |
| Supply Current | 3mA (typical at 500ksps) |
| Reference Type | Internal |
| Reference Voltage Drift | 20ppm/°C (maximum) |
| Analog Input Range | 0V to VREF |
| Digital Output Supply | 1.8V to 5V |
| Operating Temperature Range | 0°C to 70°C (LTC2312C), –40°C to 85°C (LTC2312I), –40°C to 125°C (LTC2312H) |
| Package | 8-Lead Plastic TSOT-23 |
| Data Interface | SPI-compatible serial interface |
Key Features
- High-speed SPI-compatible serial interface supporting 1.8V, 2.5V, 3V, and 5V logic.
- Integrated low drift reference and reference buffer.
- Low power consumption with automatic nap mode after conversions.
- Outstanding AC performance: 72.7dB SINAD and –84dB THD at 500ksps.
- Compact TSOT-23-8 package.
- Lead-free and RoHS compliant.
Applications
The LTC2312CTS8-12#TRMPBF is suitable for a variety of high-performance, low-power applications, including:
- Industrial automation and control systems.
- High-speed data acquisition systems.
- Communications equipment.
- Medical devices requiring high precision and low power consumption.
Q & A
- What is the resolution of the LTC2312CTS8-12#TRMPBF ADC?
The resolution is 12 bits.
- What is the maximum sampling rate of the LTC2312CTS8-12#TRMPBF?
The maximum sampling rate is 500ksps.
- What are the supply voltage options for the LTC2312CTS8-12#TRMPBF?
The device can operate from a single 3V or 5V supply.
- How much current does the LTC2312CTS8-12#TRMPBF typically draw at 500ksps?
The device typically draws 3mA at 500ksps.
- What type of reference does the LTC2312CTS8-12#TRMPBF use?
The device uses an internal reference.
- What is the operating temperature range for the LTC2312CTS8-12#TRMPBF?
The operating temperature range varies by grade: 0°C to 70°C (LTC2312C), –40°C to 85°C (LTC2312I), and –40°C to 125°C (LTC2312H).
- What package type is the LTC2312CTS8-12#TRMPBF available in?
The device is available in an 8-Lead Plastic TSOT-23 package.
- What type of data interface does the LTC2312CTS8-12#TRMPBF support?
The device supports a high-speed SPI-compatible serial interface.
- Is the LTC2312CTS8-12#TRMPBF lead-free and RoHS compliant?
Yes, the device is lead-free and RoHS compliant.
- What are some typical applications for the LTC2312CTS8-12#TRMPBF?
Typical applications include industrial automation, high-speed data acquisition, communications equipment, and medical devices.
