Overview
The LTC2297IUP#TRPBF is a high-performance, dual 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for applications requiring the digitization of high-frequency, wide dynamic range signals. It operates at a sample rate of 40 million samples per second (Msps) and is part of a family of ADCs that include the LTC2298 and LTC2296, which offer different sample rates. The LTC2297IUP#TRPBF is known for its low power consumption, high signal-to-noise ratio (SNR), and excellent channel isolation, making it suitable for demanding imaging and communications applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | LTC2297IUP#TRPBF |
| Description | IC ADC DUAL 14BIT 40MSPS 64QFN |
| Voltage - Supply, Digital | 2.7 V ~ 3.4 V |
| Voltage - Supply, Analog | 2.7 V ~ 3.4 V |
| Package / Case | 64-WFQFN Exposed Pad |
| Sampling Rate (Per Second) | 40 Msps |
| Reference Type | External, Internal |
| Ratio - S/H:ADC | 1:1 |
| Operating Temperature | -40°C ~ 85°C |
| Number of Inputs | 2 |
| Number of Bits | 14 |
| Number of A/D Converters | 2 |
| Input Type | Differential, Single Ended |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Integrated Dual 14-Bit ADCs with simultaneous sampling capability
- Sample Rate: 40 Msps
- Single 3V Supply (2.7V to 3.4V) for low power operation
- Low Power Consumption: 235 mW
- High Signal-to-Noise Ratio (SNR): 74.3 dB
- Spurious Free Dynamic Range (SFDR): 90 dB
- Channel Isolation: 110 dB at 100 MHz
- Multiplexed or Separate Data Bus
- Flexible Input Range: 1 V P-P to 2 V P-P
- 575 MHz Full Power Bandwidth Sample and Hold (S/H)
- Clock Duty Cycle Stabilizer for high performance across various clock duty cycles
- Shutdown and Nap Modes for power management
- Pin Compatible Family with other ADC models
Applications
The LTC2297IUP#TRPBF is ideal for various high-performance applications, including:
- Demanding imaging applications such as medical imaging, industrial imaging, and scientific imaging.
- Communications systems, including wireless communication, radar, and other high-frequency signal processing.
- Test and measurement equipment where high accuracy and dynamic range are required.
- Aerospace and defense applications where reliability and performance under harsh conditions are critical.
Q & A
- What is the sample rate of the LTC2297IUP#TRPBF?
The sample rate of the LTC2297IUP#TRPBF is 40 Msps (million samples per second).
- What is the resolution of the LTC2297IUP#TRPBF?
The resolution of the LTC2297IUP#TRPBF is 14 bits.
- What is the operating temperature range of the LTC2297IUP#TRPBF?
The operating temperature range of the LTC2297IUP#TRPBF is -40°C to 85°C.
- What is the power supply voltage range for the LTC2297IUP#TRPBF?
The power supply voltage range for the LTC2297IUP#TRPBF is 2.7 V to 3.4 V for both digital and analog supplies.
- Does the LTC2297IUP#TRPBF support simultaneous sampling?
Yes, the LTC2297IUP#TRPBF supports simultaneous sampling of both channels.
- What is the channel isolation of the LTC2297IUP#TRPBF at 100 MHz?
The channel isolation of the LTC2297IUP#TRPBF at 100 MHz is 110 dB.
- Does the LTC2297IUP#TRPBF have power management features?
Yes, the LTC2297IUP#TRPBF includes shutdown and nap modes for power management.
- What is the full power bandwidth of the sample and hold (S/H) circuit in the LTC2297IUP#TRPBF?
The full power bandwidth of the sample and hold (S/H) circuit in the LTC2297IUP#TRPBF is 575 MHz.
- Is the LTC2297IUP#TRPBF RoHS compliant?
Yes, the LTC2297IUP#TRPBF is lead-free and RoHS compliant).
- What is the package type of the LTC2297IUP#TRPBF?
The package type of the LTC2297IUP#TRPBF is a 64-lead QFN (9mm x 9mm x 0.75mm w/ EP)).
- Does the LTC2297IUP#TRPBF have a clock duty cycle stabilizer?
Yes, the LTC2297IUP#TRPBF includes a clock duty cycle stabilizer for high performance across various clock duty cycles).
