Overview
The LTC2315HTS8-12#WTRMPBF is a 12-bit, 5Msps serial sampling Analog-to-Digital Converter (ADC) produced by Analog Devices Inc. This device is part of the LTC2315 family and is known for its high performance, low power consumption, and compact design. It features an integrated bandgap and reference buffer, providing a cost-effective and space-saving solution for various high-speed applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Sample Rate | 5 Msps |
| Analog Supply Range | 2.7V to 5.25V |
| Digital Supply Range | 1.71V to 5.25V |
| Power Consumption | 6.4mA at 5Msps and 5V |
| Operating Temperature Range | –40°C to 125°C (H-grade) |
| Interface | SPI-compatible serial interface |
| Reference Voltage | 2.048V or 4.096V span |
| SINAD | 72.6dB |
| THD | –84dB |
| SNR | 73dB |
| Package | 8-Lead TSOT-23 |
Key Features
- High-speed SPI-compatible serial interface supporting 1.8V, 2.5V, 3V, and 5V logic.
- Integrated bandgap and reference buffer providing high performance and low drift (20ppm/°C max).
- Low power consumption with sleep and nap modes for power optimization.
- Excellent dynamic performance with 73dB SNR and –84dB THD.
- Dual supply range operation (3V/5V) with separate digital I/O supply.
- Quick wake-up from nap mode in less than one conversion cycle.
Applications
- High-speed data acquisition systems.
- Compact, low power, high-speed systems.
- Industrial control and automation.
- Medical devices requiring high accuracy and low power.
- Aerospace and defense applications due to its high temperature range.
Q & A
- What is the resolution and sample rate of the LTC2315HTS8-12#WTRMPBF?
The LTC2315HTS8-12#WTRMPBF is a 12-bit ADC with a sample rate of 5 Msps.
- What is the operating temperature range of this device?
The operating temperature range for the H-grade version is –40°C to 125°C.
- What are the power consumption and supply voltage ranges for this ADC?
The device consumes 6.4mA at 5Msps and 5V, with an analog supply range of 2.7V to 5.25V and a digital supply range of 1.71V to 5.25V.
- Does the LTC2315HTS8-12#WTRMPBF have any power-saving modes?
Yes, it has both sleep and nap modes for power optimization, with a sleep mode current of less than 1µA and quick wake-up from nap mode.
- What is the interface type and compatibility of this ADC?
The device features a high-speed SPI-compatible serial interface supporting 1.8V, 2.5V, 3V, and 5V logic.
- What are the key dynamic performance metrics of the LTC2315HTS8-12#WTRMPBF?
The device achieves 73dB SNR, –84dB THD, and 72.6dB SINAD.
- What is the reference voltage span for this ADC?
The reference voltage span is automatically configured to 2.048V in the low supply range (2.7V to 3.6V) and to 4.096V in the high supply range (4.75V to 5.25V).
- What package type is the LTC2315HTS8-12#WTRMPBF available in?
The device is available in an 8-Lead TSOT-23 package.
- What are some typical applications for the LTC2315HTS8-12#WTRMPBF?
Typical applications include high-speed data acquisition systems, industrial control, medical devices, and aerospace and defense.
- How does the LTC2315HTS8-12#WTRMPBF handle conversion latency?
The device outputs the conversion data with one cycle of conversion latency on the SDO pin.
