Overview
The LTC2240CUP-12#TRPBF is a high-performance 12-bit 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 operates at a sampling rate of 170 million samples per second (Msps) and features excellent AC performance, including a signal-to-noise ratio (SNR) of 65.6 dB and a spurious free dynamic range (SFDR) of 80 dB. The LTC2240-12 is part of a family of ADCs that offer various sampling rates and resolutions, ensuring flexibility in different application scenarios.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | ADI (Analog Devices, Inc.) |
| Description | IC ADC 12BIT 170MSPS 64-QFN |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Voltage - Supply, Digital | 2.375 V ~ 2.625 V |
| Voltage - Supply, Analog | 2.375 V ~ 2.625 V |
| Supplier Device Package | 64-QFN (9x9) |
| Sampling Rate (Per Second) | 170 Msps |
| Reference Type | External, Internal |
| Ratio - S/H:ADC | 1:1 |
| Operating Temperature | 0°C ~ 70°C |
| Number of Inputs | 1 |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Input Type | Differential |
| Data Interface | LVDS - Parallel, Parallel |
| Configuration | S/H-ADC |
| Architecture | Pipelined |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- High sampling rate of 170 Msps with 12-bit resolution
- Excellent AC performance: 65.6 dB SNR and 80 dB SFDR
- Low power dissipation: 445 mW
- Supports differential LVDS, CMOS, or demultiplexed CMOS outputs
- Selectable input ranges: ±0.5V or ±1V
- No missing codes over temperature
- Optional clock duty cycle stabilizer for high performance over a wide range of clock duty cycles
- Shutdown and nap modes for power management
- Data ready output clock
- Pin compatible with other family members (e.g., LTC2241, LTC2242)
Applications
- Wireless and Wired Broadband Communication
- Cable Head-End Systems
- Power Amplifier Linearization
- Communications Test Equipment
Q & A
- What is the sampling rate of the LTC2240CUP-12#TRPBF?
The sampling rate is 170 million samples per second (Msps).
- What is the resolution of the LTC2240CUP-12#TRPBF?
The resolution is 12 bits.
- What are the supported output formats for the LTC2240CUP-12#TRPBF?
The device supports differential LVDS, CMOS, or demultiplexed CMOS outputs.
- What are the selectable input ranges for the LTC2240CUP-12#TRPBF?
The selectable input ranges are ±0.5V or ±1V.
- Does the LTC2240CUP-12#TRPBF have any power management features?
Yes, it includes shutdown and nap modes for power management.
- What is the operating temperature range of the LTC2240CUP-12#TRPBF?
The operating temperature range is 0°C to 70°C.
- Is the LTC2240CUP-12#TRPBF RoHS compliant?
Yes, it is lead-free and RoHS compliant.
- What is the architecture of the LTC2240CUP-12#TRPBF?
The architecture is pipelined.
- Does the LTC2240CUP-12#TRPBF have an optional clock duty cycle stabilizer?
Yes, it has an optional clock duty cycle stabilizer for high performance over a wide range of clock duty cycles.
- What are some common applications of the LTC2240CUP-12#TRPBF?
Common applications include wireless and wired broadband communication, cable head-end systems, power amplifier linearization, and communications test equipment.
