Overview
The MAX19505ETM+ is a dual-channel, analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device offers 8-bit resolution and a maximum sample rate of 65 million samples per second (Msps). It is designed for very-low-power operation, consuming only 43mW per channel at 65Msps, and features excellent dynamic performance, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8-bit |
| Maximum Sample Rate | 65Msps |
| Analog Supply Voltage | 1.8V or 2.5V to 3.3V |
| Digital Supply Voltage | 1.8V to 3.5V |
| Power Consumption (per channel) | 43mW at 65Msps |
| Signal-to-Noise Ratio (SNR) | 49.8dBFS at 70MHz |
| Spurious-Free Dynamic Range (SFDR) | 69dBc at 70MHz |
| Analog Input Bandwidth | > 850MHz |
| Input Common-Mode Voltage Range | 0.4V to 1.4V |
| Package Type | 48-Pin Thin QFN (7mm x 7mm) |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- User-programmable adjustments and feature selection through an SPI interface
- Selectable data bus (dual CMOS or single multiplexed CMOS)
- DCLK output and programmable data output timing for simplified high-speed digital interface
- Single-ended or differential analog inputs and clock input
- Divide-by-One (DIV1), Divide-by-Two (DIV2), and Divide-by-Four (DIV4) clock modes
- Two's Complement, Gray Code, and Offset Binary output data format
- Out-of-Range Indicator (DOR) and CMOS output internal termination options (programmable)
- Reversible bit order (programmable) and data output test patterns
Applications
- Digital Set-Top Boxes
- IF and Baseband Communications, including cellular base stations and point-to-point microwave receivers
- Portable Instrumentation and low-power data acquisition
- Ultrasound and Medical Imaging
Q & A
- What is the resolution and maximum sample rate of the MAX19505ETM+?
The MAX19505ETM+ has an 8-bit resolution and a maximum sample rate of 65Msps.
- What are the power consumption and operating modes of the MAX19505ETM+?
The device consumes 43mW per channel at 65Msps, and it has power-down and standby modes consuming 1mW and 15mW, respectively.
- What is the input common-mode voltage range of the MAX19505ETM+?
The input common-mode voltage range is 0.4V to 1.4V.
- What are the available output data formats for the MAX19505ETM+?
The device supports Two's Complement, Gray Code, and Offset Binary output data formats.
- Can the MAX19505ETM+ be configured for different clock modes?
Yes, it supports Divide-by-One (DIV1), Divide-by-Two (DIV2), and Divide-by-Four (DIV4) clock modes.
- What is the analog input bandwidth of the MAX19505ETM+?
The analog input bandwidth is greater than 850MHz.
- What are the typical SNR and SFDR values for the MAX19505ETM+ at 70MHz input frequency?
The typical SNR is 49.8dBFS, and the typical SFDR is 69dBc at 70MHz input frequency.
- What package type and size does the MAX19505ETM+ come in?
The device is available in a 48-Pin Thin QFN package with dimensions of 7mm x 7mm.
- What is the operating temperature range of the MAX19505ETM+?
The operating temperature range is -40°C to +85°C.
- Can the MAX19505ETM+ be used in medical imaging applications?
Yes, it is suitable for ultrasound and medical imaging applications.
