Overview
The LTC2296IUP, manufactured by Analog Devices Inc., is a dual 14-bit, 25Msps low power analog-to-digital converter (ADC). This component is part of the LTC2298/LTC2297/LTC2296 family, designed for digitizing high-frequency, wide dynamic range signals. It is particularly suited for demanding imaging and communications applications due to its high AC performance, which includes a signal-to-noise ratio (SNR) of 74.3dB and a spurious free dynamic range (SFDR) of 90dB at the Nyquist frequency.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Resolution | 14 bits |
| Number of Channels | 2 |
| Sampling Rate | 25 MS/s |
| Interface Type | Parallel |
| Architecture | Pipelined |
| Analog Supply Voltage | 2.7V to 3.4V |
| SNR - Signal to Noise Ratio | 74.3 dB |
| Maximum Operating Temperature | +85°C |
| Minimum Operating Temperature | -40°C |
| Package | 64-Pin QFN (Exposed Pad) |
| Full Power Bandwidth S/H | 575 MHz |
| Integral Linearity Error | ±1.2 LSB (typ) |
| Differential Linearity Error | ±0.5 LSB (typ) |
Key Features
- High-Speed Conversion: Sampling rates up to 25 Msps.
- Low Power Consumption: Operates with a single 3V supply, consuming 150mW of power.
- Flexible Interface Options: Supports multiplexed or separate data buses and flexible input ranges (1Vpp to 2Vpp).
- Clock Duty Cycle Stabilizer: Ensures high performance across a wide range of clock duty cycles.
- Shutdown and Nap Modes: Reduces power consumption during idle periods.
- High AC Performance: 74.3dB SNR and 90dB SFDR at the Nyquist frequency.
- Channel Isolation: 110dB channel isolation at 100MHz.
Applications
- Digital Signal Processing: Ideal for applications requiring high-speed and high-resolution ADCs.
- Imaging Systems: Suitable for medical imaging, radar, and other imaging applications.
- Communications Systems: Used in wireless and wired broadband communication systems.
- Spectral Analysis: Applicable in spectral analysis and other high-frequency signal processing tasks.
- Portable Instrumentation: Suitable for portable test and measurement equipment due to its low power consumption.
Q & A
- What is the resolution of the LTC2296IUP ADC?
The LTC2296IUP has a resolution of 14 bits.
- What is the sampling rate of the LTC2296IUP?
The sampling rate of the LTC2296IUP is 25 MS/s.
- What is the power consumption of the LTC2296IUP?
The LTC2296IUP consumes 150mW of power.
- What is the operating temperature range of the LTC2296IUP?
The operating temperature range is from -40°C to +85°C.
- What type of package does the LTC2296IUP come in?
The LTC2296IUP comes in a 64-Pin QFN (Exposed Pad) package.
- Does the LTC2296IUP support multiplexed data buses?
- What is the full power bandwidth of the sample-and-hold (S/H) circuit in the LTC2296IUP?
The full power bandwidth of the S/H circuit is 575 MHz.
- What are the typical integral and differential linearity errors of the LTC2296IUP?
The typical integral linearity error is ±1.2 LSB, and the typical differential linearity error is ±0.5 LSB.
- Does the LTC2296IUP have power-saving modes?
- What are some common applications of the LTC2296IUP?
