Overview
The MAX11340ATJ+T, produced by Analog Devices Inc./Maxim Integrated, is a high-speed, low-power, serial-output successive approximation register (SAR) analog-to-digital converter (ADC). This device is part of the MAX11335–MAX11340 family, offering 12-/10-bit resolution with an external reference and a 500kHz conversion rate. It features full-linear-bandwidth and is designed for applications requiring high precision, low power consumption, and small form factor.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-/10-bit |
| Sampling Rate | 500 ksps |
| Number of Inputs | 4, 8, 16 channels |
| Input Type | Single-ended, differential, pseudo-differential |
| Signal to Noise Ratio (SNR) | 61.5 dB |
| Total Harmonic Distortion (THD) | -82.5 dB (up to the 5th harmonic) |
| Spurious-Free Dynamic Range (SFDR) | 76 dB |
| Full-Power Bandwidth | -3dB at 30 MHz, -0.1dB at 5 MHz |
| Operating Temperature Range | -40°C to +125°C |
| Package Type | 32-pin, 5mm x 5mm TQFN |
| Digital Supply Voltage | 1.5V to 3.6V |
| Data Interface | SPI, QSPI, MICROWIRE |
Key Features
- Highly integrated precision ADC with external access to the output of the integrated mux and ADC input for simplified signal conditioning.
- Internal and external clock modes with scan mode and internal averaging to increase SNR.
- SampleSet™ technology for user-programmable analog input channel sequencing.
- AutoShutdown™, fast wake-up, and high-speed 3-wire serial interface.
- Support for single-ended, fully differential, and pseudo-differential input configurations.
- Two software-selectable bipolar input ranges (±VREF+/2, ±VREF+).
- External differential reference (1V to VDD).
- Low power consumption of 4.2mW at 500ksps.
Applications
The MAX11340ATJ+T is ideal for various applications that require high precision, low power consumption, and compact design. These include:
- Portable battery-powered data-acquisition systems.
- Medical devices requiring precise analog-to-digital conversion.
- Industrial automation and control systems.
- Aerospace and defense applications where reliability and precision are critical.
- Any application demanding low power and small form factor without compromising on performance.
Q & A
- What is the resolution of the MAX11340ATJ+T ADC?
The MAX11340ATJ+T offers 12-/10-bit resolution. - What is the sampling rate of the MAX11340ATJ+T?
The sampling rate is 500 ksps. - What types of input configurations are supported by the MAX11340ATJ+T?
The device supports single-ended, fully differential, and pseudo-differential input configurations. - What is the operating temperature range of the MAX11340ATJ+T?
The operating temperature range is -40°C to +125°C. - What is the power consumption of the MAX11340ATJ+T at 500ksps?
The power consumption is 4.2mW at 500ksps. - Does the MAX11340ATJ+T support internal and external clock modes?
Yes, it supports both internal and external clock modes with scan mode and internal averaging. - What is the SampleSet™ technology in the MAX11340ATJ+T?
The SampleSet™ technology is a user-programmable analog input channel sequencer that provides greater sequencing flexibility and reduces microcontroller or DSP communication overhead. - What data interfaces are supported by the MAX11340ATJ+T?
The device supports SPI, QSPI, and MICROWIRE interfaces. - What is the package type of the MAX11340ATJ+T?
The package type is a 32-pin, 5mm x 5mm TQFN. - Does the MAX11340ATJ+T have any power management features?
Yes, it features AutoShutdown™, fast wake-up, and full power-down mode for optimal power management.
