Overview
The MAX1202BCAP+T is a 12-bit, 8-channel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is designed for use in applications that require mixed +5V (analog) and +3V (digital) supply voltages. It features a low-power design, making it suitable for a variety of data acquisition systems. The MAX1202BCAP+T integrates an 8-channel multiplexer, high-bandwidth track/hold circuitry, and a serial interface, allowing for direct connection to SPI, MICROWIRE, and TMS320-family digital signal processors.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 4 Channel / 8 Channel |
| Interface Type | SPI |
| Sampling Rate | 133 kS/s |
| Input Type | Differential/Single-Ended |
| Architecture | SAR (Successive Approximation) |
| SNR - Signal to Noise Ratio | 70 dB |
| Minimum Operating Temperature | 0°C |
| Maximum Operating Temperature | +70°C |
| DNL - Differential Nonlinearity | +/- 1 LSB |
| INL - Integral Nonlinearity | +/- 1 LSB |
| Operating Supply Voltage | 4.75 V to 5.25 V |
| Power Dissipation | 640 mW |
| Package / Case | SSOP-20 |
| Reference Type | Internal (4.096V) |
Key Features
- Low-power design with power dissipation of 640 mW.
- 12-bit resolution with a sampling rate of 133 kS/s.
- 8-channel multiplexer and high-bandwidth track/hold circuitry.
- SPI, MICROWIRE, and TMS320-compatible 4-wire serial interface.
- Internal 4.096V reference voltage and reference-buffer amplifier.
- Software-configurable unipolar/bipolar inputs.
- Operating supply voltage range of 4.75 V to 5.25 V.
- Support for mixed +5V (analog) and +3V (digital) supply voltages.
Applications
The MAX1202BCAP+T is suitable for various applications requiring precise data acquisition, including:
- Data acquisition systems in industrial control and automation.
- Medical devices that require high accuracy and low power consumption.
- Embedded systems and microcontroller-based projects.
- Automotive and aerospace applications where reliability and precision are critical.
- Test and measurement equipment.
Q & A
- What is the resolution of the MAX1202BCAP+T ADC?
The MAX1202BCAP+T has a 12-bit resolution.
- How many channels does the MAX1202BCAP+T support?
The MAX1202BCAP+T supports 4 or 8 channels.
- What is the sampling rate of the MAX1202BCAP+T?
The sampling rate is 133 kS/s.
- What type of interface does the MAX1202BCAP+T use?
The MAX1202BCAP+T uses an SPI interface.
- What is the operating supply voltage range for the MAX1202BCAP+T?
The operating supply voltage range is 4.75 V to 5.25 V.
- Does the MAX1202BCAP+T have an internal reference voltage?
Yes, the MAX1202BCAP+T has an internal 4.096V reference voltage.
- What is the power dissipation of the MAX1202BCAP+T?
The power dissipation is 640 mW.
- What package type is the MAX1202BCAP+T available in?
The MAX1202BCAP+T is available in an SSOP-20 package.
- Is the MAX1202BCAP+T compatible with mixed +5V and +3V supply voltages?
Yes, it is compatible with mixed +5V (analog) and +3V (digital) supply voltages.
- What is the signal-to-noise ratio (SNR) of the MAX1202BCAP+T?
The SNR is 70 dB.
