Overview
The MAX12528ETK+D is a high-performance, dual 80Msps, 12-bit analog-to-digital converter (ADC) designed by Maxim Integrated (now part of Analog Devices, Inc.). This ADC is optimized for low power consumption, small size, and high dynamic performance, making it ideal for intermediate frequency (IF) and baseband sampling applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Maxim Integrated (now part of Analog Devices, Inc.) |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 80MSPS |
| Number of A/D Converters | 2 |
| Input Type | Differential, Single Ended |
| Data Interface | Parallel |
| Configuration | S/H-ADC |
| Architecture | Pipelined |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 3.15 V ~ 3.6 V |
| Voltage - Supply, Digital | 1.7 V ~ 3.6 V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 68-TQFN Exposed Pad |
Key Features
- Simultaneous sampling of two channels.
- Low power consumption: 726mW at 80Msps, with a 330µW power-down mode.
- High dynamic performance: typical 69.8dB signal-to-noise ratio (SNR) at 175MHz input frequency.
- Flexible reference structure: internal 2.048V bandgap reference or externally applied reference.
- Adjustable full-scale analog input range: ±0.35V to ±1.15V.
- Common-mode reference to simplify design and reduce external component count.
- User-selectable divide-by-two (DIV2) and divide-by-four (DIV4) modes to eliminate clock jitter effects.
- Internal duty-cycle equalizer (DCE) to compensate for clock duty cycle variations.
- Parallel, 12-bit-wide, CMOS-compatible outputs with pin-selectable two’s complement or Gray code format.
Applications
The MAX12528ETK+D is suitable for a variety of applications, including:
- Intermediate frequency (IF) and baseband sampling in wireless communication systems.
- High-speed data acquisition systems.
- Medical imaging and diagnostic equipment.
- Radar and surveillance systems.
- Test and measurement instruments.
Q & A
- What is the sampling rate of the MAX12528ETK+D ADC?
The MAX12528ETK+D ADC has a sampling rate of 80Msps.
- How many bits does the MAX12528ETK+D ADC have?
The MAX12528ETK+D ADC is a 12-bit converter.
- What is the operating temperature range of the MAX12528ETK+D?
The operating temperature range is -40°C to 85°C.
- What types of input can the MAX12528ETK+D accept?
The MAX12528ETK+D can accept single-ended or differential inputs.
- What is the power consumption of the MAX12528ETK+D at 80Msps?
The power consumption is 726mW at 80Msps, with a 330µW power-down mode.
- Does the MAX12528ETK+D have an internal reference?
Yes, it has an internal 2.048V bandgap reference, and it can also accept an externally applied reference.
- What is the package type of the MAX12528ETK+D?
The package type is 68-TQFN Exposed Pad.
- Can the MAX12528ETK+D operate with different clock modes?
Yes, it supports user-selectable divide-by-two (DIV2) and divide-by-four (DIV4) modes.
- What is the digital output format of the MAX12528ETK+D?
The digital output format is pin-selectable to be either two’s complement or Gray code.
- Is the MAX12528ETK+D RoHS compliant?
Yes, the MAX12528ETK+D is lead-free and RoHS compliant.
