Overview
The LTC2321HUFD-16#PBF, produced by Analog Devices Inc., is a high-performance, dual 16-bit successive approximation register (SAR) analog-to-digital converter (ADC). This component is designed to operate from a single 3.3V or 5V supply and features differential inputs with a wide input common mode range. It is ideal for applications requiring a wide dynamic range and high common mode rejection. The LTC2321-16 achieves high accuracy with ±4LSB INL typical and no missing codes at 16 bits, along with an 81dB signal-to-noise ratio (SNR).
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | 2 Msps per channel |
| Differential Input Range | 8 Vp-p |
| Supply Voltage | 3.3V or 5V |
| Integral Nonlinearity (INL) | ±4 LSB typical |
| Signal-to-Noise Ratio (SNR) | 81 dB |
| Reference Voltage | 2.048V or 4.096V (temperature-compensated) |
| Serial Interface | SPI-compatible, CMOS or LVDS |
| Power Consumption | 31 mW per channel |
| Package Type | 28-Lead (4mm × 5mm) QFN |
Key Features
- Dual 16-bit SAR ADC with differential inputs and wide input common mode range.
- High speed operation with 2 Msps per channel and no cycle latency.
- Onboard low drift (20 ppm/°C max) 2.048V or 4.096V temperature-compensated reference.
- High speed SPI-compatible serial interface supporting CMOS or LVDS.
- Low power consumption with 31 mW per channel and nap/sleep modes for further power savings.
- High accuracy with ±4 LSB INL typical and no missing codes at 16 bits.
- 81 dB SNR for high signal quality.
Applications
The LTC2321HUFD-16#PBF is ideally suited for a wide variety of high-speed applications, including:
- Industrial automation and control systems.
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems requiring high accuracy and reliability.
- High-speed data acquisition systems.
- Test and measurement equipment.
Q & A
- What is the resolution of the LTC2321HUFD-16#PBF ADC?
The resolution of the LTC2321HUFD-16#PBF is 16 bits.
- What is the sampling rate of the LTC2321HUFD-16#PBF?
The sampling rate is 2 Msps per channel.
- What is the differential input range of the LTC2321HUFD-16#PBF?
The differential input range is 8 Vp-p.
- What are the available supply voltages for the LTC2321HUFD-16#PBF?
The LTC2321HUFD-16#PBF can operate from a single 3.3V or 5V supply.
- What is the integral nonlinearity (INL) of the LTC2321HUFD-16#PBF?
The INL is ±4 LSB typical.
- What is the signal-to-noise ratio (SNR) of the LTC2321HUFD-16#PBF?
The SNR is 81 dB.
- Does the LTC2321HUFD-16#PBF have an onboard reference voltage?
Yes, it has an onboard low drift (20 ppm/°C max) 2.048V or 4.096V temperature-compensated reference.
- What type of serial interface does the LTC2321HUFD-16#PBF support?
The LTC2321HUFD-16#PBF supports a high speed SPI-compatible serial interface with CMOS or LVDS options.
- How much power does the LTC2321HUFD-16#PBF consume per channel?
The power consumption is 31 mW per channel.
- Does the LTC2321HUFD-16#PBF have power-saving modes?
Yes, it has nap and sleep modes to reduce power consumption during inactive periods.
