Overview
The LTC2172IUKG-12#TRPBF is a 12-bit, quad-channel, simultaneous sampling analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding communications applications. It features low power consumption, high signal-to-noise ratio (SNR), and spurious free dynamic range (SFDR), along with ultralow jitter, which allows for excellent noise performance even when undersampling IF frequencies.
Key Specifications
| Parameter | Value |
|---|---|
| Description | IC ADC 12BIT SER/PAR 65M 52-QFN |
| Category | Integrated Circuits (ICs) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Voltage - Supply, Digital | 1.7 V ~ 1.9 V |
| Voltage - Supply, Analog | 1.7 V ~ 1.9 V |
| Supplier Device Package | 52-QFN (7x8) |
| Sampling Rate (Per Second) | 65M |
| Reference Type | External, Internal |
| Ratio - S/H:ADC | 1:1 |
| Number of Inputs | 4 |
| Number of Bits | 12 |
| Number of A/D Converters | 4 |
| Input Type | Differential |
| Operating Temperature | -40°C ~ 85°C |
| Data Interface | LVDS - Serial |
| Configuration | S/H-ADC |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- 4-channel simultaneous sampling ADC
- 12-bit resolution with 65Msps sampling rate
- Low power consumption: 306mW total, 77mW per channel
- Single 1.8V supply voltage
- Serial LVDS outputs: one or two bits per channel
- Selectable input ranges: 1V to 2V peak-to-peak
- High AC performance: 71dB SNR and 90dB SFDR
- Ultralow jitter: 0.15ps RMS
- Internal clock duty cycle stabilizer for high performance at full speed
- Shutdown and nap modes for power management
- Serial SPI port for configuration
Applications
The LTC2172IUKG-12#TRPBF is particularly suited for demanding communications applications, including:
- High-frequency signal processing
- Wide dynamic range signal digitization
- IF frequency undersampling with excellent noise performance
- Low power, high-speed data acquisition systems
- Telecommunications and wireless communication systems
- Medical imaging and diagnostic equipment
- Aerospace and defense applications requiring high precision and reliability
Q & A
- What is the resolution and sampling rate of the LTC2172IUKG-12#TRPBF?
The LTC2172IUKG-12#TRPBF has a 12-bit resolution and a sampling rate of 65Msps.
- How many channels does the LTC2172IUKG-12#TRPBF have?
The device has 4 simultaneous sampling channels.
- What is the power supply voltage for the LTC2172IUKG-12#TRPBF?
The device operates on a single 1.8V supply voltage.
- What type of data interface does the LTC2172IUKG-12#TRPBF use?
The device uses serial LVDS outputs.
- What are the key AC performance metrics of the LTC2172IUKG-12#TRPBF?
The device features 71dB SNR and 90dB SFDR.
- What is the operating temperature range of the LTC2172IUKG-12#TRPBF?
The operating temperature range is -40°C to 85°C.
- Does the LTC2172IUKG-12#TRPBF support internal or external references?
The device supports both internal and external references.
- What is the jitter performance of the LTC2172IUKG-12#TRPBF?
The device has an ultralow jitter of 0.15ps RMS.
- Can the LTC2172IUKG-12#TRPBF be configured via a serial interface?
Yes, the device has a serial SPI port for configuration.
- What are the power management features of the LTC2172IUKG-12#TRPBF?
The device includes shutdown and nap modes for power management.
- Is the LTC2172IUKG-12#TRPBF RoHS compliant?
Yes, the device is lead-free and RoHS compliant.
