Спецификации
| Атрибут | Ценность |
| Package / Case | Tube |
| Part Status | Obsolete |
| Number of Bits | 14 |
| Sampling Rate(Per Second) | 10M |
| Number of Inputs | 1 |
| Input Type | Differential, Single Ended |
| Data Interface | Parallel |
| Configuration | S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | Pipelined |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.7V ~ 3.4V |
| Voltage - Supply, Digital | 2.7V ~ 3.4V |
| Operating Temperature | -40°C ~ 85°C |
| Supplier Device Package | 32-QFN (5x5) |
Обзор
Description
The LTC2245IUH is a high-performance, low-power analog-to-digital converter (ADC) designed by Linear Technology, now part of Analog Devices. It features a 14-bit resolution with a maximum sampling rate of 125 Msps (mega samples per second). This ADC is part of the LTC2245 family, which is known for its excellent dynamic performance and low power consumption, making it suitable for applications in communications, instrumentation, and various signal-processing tasks.
The LTC2245IUH operates from a single 3.3V supply and offers a flexible input range, allowing it to interface effectively with different signal types. It has a signal-to-noise ratio (SNR) of 72.4 dB and a spurious-free dynamic range (SFDR) of 88 dB, providing accurate and reliable data conversion. The device comes in a compact QFN (quad flat no-leads) package, which is advantageous for space-limited applications.
Additional features include a clock duty cycle stabilizer, programmable digital output, and internal reference. Its combination of high speed, resolution, and low power make it a versatile choice for modern high-speed data acquisition systems.
The LTC2245IUH operates from a single 3.3V supply and offers a flexible input range, allowing it to interface effectively with different signal types. It has a signal-to-noise ratio (SNR) of 72.4 dB and a spurious-free dynamic range (SFDR) of 88 dB, providing accurate and reliable data conversion. The device comes in a compact QFN (quad flat no-leads) package, which is advantageous for space-limited applications.
Additional features include a clock duty cycle stabilizer, programmable digital output, and internal reference. Its combination of high speed, resolution, and low power make it a versatile choice for modern high-speed data acquisition systems.
Equivalent
The LTC2245IUH is a 12-bit, 25Msps ADC by Analog Devices. Equivalent products include:
1. AD9236 from Analog Devices - 12-bit, 40Msps ADC.
2. ADS8504 from Texas Instruments - 12-bit, 250kSPS ADC.
3. AD9226 from Analog Devices - 12-bit, 65Msps ADC.
4. MCP3208 from Microchip Technology - 12-bit, 100kSPS ADC.
These alternatives vary in sampling rates and features, so ensure compatibility with your specific application requirements.
1. AD9236 from Analog Devices - 12-bit, 40Msps ADC.
2. ADS8504 from Texas Instruments - 12-bit, 250kSPS ADC.
3. AD9226 from Analog Devices - 12-bit, 65Msps ADC.
4. MCP3208 from Microchip Technology - 12-bit, 100kSPS ADC.
These alternatives vary in sampling rates and features, so ensure compatibility with your specific application requirements.
Features
The LTC2245IUH is a high-speed, high-performance 14-bit analog-to-digital converter (ADC) designed for a variety of applications. Key features include:
1. Resolution and Speed: It offers a 14-bit resolution with a sampling rate of up to 105 Msps (mega samples per second).
2. Input Range: The ADC supports a wide input range, typically 2V peak-to-peak differential.
3. Low Power Consumption: It is designed to operate with low power consumption, ideal for portable and battery-operated devices.
4. Differential Inputs: It has differential analog inputs to improve noise immunity and signal integrity.
5. Single 3.3V Supply: The device operates from a single 3.3V power supply, simplifying power management.
6. Digital Outputs: It features LVDS (Low-Voltage Differential Signaling) digital outputs for high-speed data transfer.
7. Compact Package: Available in compact 24-lead QFN package, enhancing board space efficiency.
8. Applications: Common applications include communications, imaging, and instrumentation systems.
These features make the LTC2245IUH suitable for high-speed data acquisition systems where precision and low power are crucial.
1. Resolution and Speed: It offers a 14-bit resolution with a sampling rate of up to 105 Msps (mega samples per second).
2. Input Range: The ADC supports a wide input range, typically 2V peak-to-peak differential.
3. Low Power Consumption: It is designed to operate with low power consumption, ideal for portable and battery-operated devices.
4. Differential Inputs: It has differential analog inputs to improve noise immunity and signal integrity.
5. Single 3.3V Supply: The device operates from a single 3.3V power supply, simplifying power management.
6. Digital Outputs: It features LVDS (Low-Voltage Differential Signaling) digital outputs for high-speed data transfer.
7. Compact Package: Available in compact 24-lead QFN package, enhancing board space efficiency.
8. Applications: Common applications include communications, imaging, and instrumentation systems.
These features make the LTC2245IUH suitable for high-speed data acquisition systems where precision and low power are crucial.
Pinout
The LTC2245IUH is a high-speed, 12-bit analog-to-digital converter (ADC) by Analog Devices. It comes in a 24-lead QFN (Quad Flat No-leads) package. This ADC offers a sampling rate of up to 65 MSPS (Mega Samples Per Second) and operates with a single 3V supply. It is well-suited for communications, imaging, and other high-performance applications requiring fast and accurate digital conversion of analog signals.
Key features include low power consumption, a wide input bandwidth, and the ability to perform differential or single-ended input signal processing. The LTC2245IUH also integrates a high-performance sample-and-hold circuit and features a low jitter clock input to ensure highly accurate sampling. Its pin configuration supports versatile interfacing with various digital systems, making it an effective solution for demanding signal processing applications.
Key features include low power consumption, a wide input bandwidth, and the ability to perform differential or single-ended input signal processing. The LTC2245IUH also integrates a high-performance sample-and-hold circuit and features a low jitter clock input to ensure highly accurate sampling. Its pin configuration supports versatile interfacing with various digital systems, making it an effective solution for demanding signal processing applications.
Manufacturer
The LTC2245IUH is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that designs and manufactures a broad range of analog, mixed-signal, and digital signal processing integrated circuits. The company specializes in converting, conditioning, and processing real-world phenomena such as temperature, pressure, sound, light, speed, and motion into electrical signals to be used in a variety of electronic devices. Analog Devices serves a wide array of industries, including industrial, automotive, communication, healthcare, and consumer electronics. The company is known for its innovation and leadership in high-performance signal processing technology.
Application
The LTC2245IUH is a high-speed analog-to-digital converter (ADC) commonly used in various applications requiring fast and precise data acquisition. Key application areas include:
1. Communications: Used in wireless base stations and software-defined radios for signal processing.
2. Medical Imaging: Assists in obtaining high-resolution images in equipment like MRI and CT scanners.
3. Instrumentation: Utilized in oscilloscopes and spectrum analyzers for accurate signal capture.
4. Industrial Control: Supports precise monitoring and control processes in automation systems.
5. Radar and Defense: Aids in signal processing for targeting and surveillance systems.
These applications benefit from the LTC2245IUH's high sampling rate and low power consumption.
1. Communications: Used in wireless base stations and software-defined radios for signal processing.
2. Medical Imaging: Assists in obtaining high-resolution images in equipment like MRI and CT scanners.
3. Instrumentation: Utilized in oscilloscopes and spectrum analyzers for accurate signal capture.
4. Industrial Control: Supports precise monitoring and control processes in automation systems.
5. Radar and Defense: Aids in signal processing for targeting and surveillance systems.
These applications benefit from the LTC2245IUH's high sampling rate and low power consumption.
Package
The LTC2245IUH is a 14-bit, 40Msps ADC (Analog-to-Digital Converter) from Analog Devices (previously Linear Technology) and comes in a 32-lead QFN (Quad Flat No-leads) package.
