Overview
The MAX121CAP+T is a 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This component is part of the MAX121 series, which features a complete, BiCMOS, serial-output, sampling ADC. The MAX121 combines an on-chip track/hold and a low-drift, low-noise, buried-zener voltage reference, offering fast conversion speeds and low power consumption. It operates with +5V and -12V or -15V power supplies, consuming only 210mW of power.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 14 bits |
| Conversion Time | 2.9µs |
| Throughput Rate | 308ksps |
| Acquisition Time | 400ns |
| SINAD | 78dB |
| THD | -85dB |
| Analog Input Range | ±5V |
| Power Supplies | +5V, -12V or -15V |
| Power Consumption | 210mW |
| Package Options | 16-pin DIP, SO, 20-pin SSOP |
| Clock Compatibility | TTL- and CMOS-compatible, 1.1MHz to 5.5MHz |
Key Features
- Successive-approximation architecture with a high-speed DAC for fast conversion speeds and low-power operation.
- On-chip track/hold and low-drift, low-noise, buried-zener voltage reference.
- Direct interface to the serial port of most popular digital-signal processors.
- TTL- and CMOS-compatible logic inputs and outputs.
- Space-saving packages including 16-pin DIP, SO, and 20-pin SSOP.
- Low power consumption and fast conversion time.
Applications
The MAX121 is suitable for various applications requiring high-speed and low-noise analog-to-digital conversion. These include:
- Digital signal processing systems.
- Data acquisition systems.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense applications where high reliability and precision are critical.
- Industrial control systems that need fast and accurate data conversion.
Q & A
- What is the resolution of the MAX121CAP+T ADC?
The MAX121CAP+T has a 14-bit resolution. - What is the conversion time of the MAX121CAP+T?
The conversion time is 2.9µs. - What is the throughput rate of the MAX121CAP+T?
The throughput rate is up to 308ksps. - What is the acquisition time of the MAX121CAP+T?
The acquisition time is 400ns. - What are the power supply requirements for the MAX121CAP+T?
The component operates with +5V and -12V or -15V power supplies. - How much power does the MAX121CAP+T consume?
The power consumption is 210mW. - What are the package options available for the MAX121CAP+T?
The component is available in 16-pin DIP, SO, and 20-pin SSOP packages. - Is the MAX121CAP+T compatible with TTL and CMOS clocks?
Yes, it is compatible with TTL- and CMOS-compatible clocks in the frequency range from 1.1MHz to 5.5MHz. - Can the MAX121CAP+T be directly interfaced to digital signal processors?
Yes, it can be directly interfaced to the serial port of most popular digital-signal processors. - What are some typical applications of the MAX121CAP+T?
Typical applications include digital signal processing systems, data acquisition systems, medical devices, aerospace and defense, and industrial control systems.
