Overview
The MAX1203ACAP+T is a high-performance, 12-bit analog-to-digital converter (ADC) designed by Analog Devices Inc./Maxim Integrated. This component is part of the MAX1203 series and is optimized for applications requiring mixed +5V (analog) and +3V (digital) supply voltages. It features an 8-channel multiplexer, high-bandwidth track/hold circuitry, and a serial interface, making it suitable for a variety of data-acquisition systems. The MAX1203ACAP+T operates with either a single +5V analog supply or dual ±5V analog supplies, and it supports both single-ended and differential input configurations.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-bit | |
| Analog Supply Voltage | ±5V, +5V | V |
| Digital Supply Voltage | 2.7V to 5.25V | V |
| Conversion Rate | Up to 133 kSPS | SPS |
| Conversion Time | 10 µs (external clock, 2MHz) | µs |
| Track/Hold Acquisition Time | 1.5 µs | µs |
| Aperture Delay | 10 ns | ns |
| Aperture Jitter | < 50 ps | ps |
| Signal to Noise Ratio (SNR) | 71 dB | dB |
| Interface Type | SPI | |
| Package Type | 20-SSOP | |
| Operating Temperature Range | 0°C to +70°C | °C |
| Power Dissipation | 640 mW | mW |
Key Features
- 8-channel multiplexer with single-ended or differential input configurations
- High-bandwidth track/hold circuitry for accurate signal capture
- Serial interface compatible with SPI and MICROWIRE® devices, and direct connection to TMS320-family digital signal processors
- User-adjustable output logic levels (2.7V to 5.25V)
- External reference voltage required (MAX1203), with a reference-buffer amplifier for gain trim
- Low power consumption and high conversion speed
- Operates with either a single +5V analog supply or dual ±5V analog supplies
Applications
- Data-acquisition systems in industrial, medical, and automotive applications
- Embedded systems requiring mixed voltage supplies
- Digital signal processing systems
- High-speed data conversion in various electronic devices
- Systems needing precise and efficient analog-to-digital conversion
Q & A
- What is the resolution of the MAX1203ACAP+T ADC?
The MAX1203ACAP+T has a 12-bit resolution.
- What are the possible supply voltages for the MAX1203ACAP+T?
The MAX1203ACAP+T can operate with either a single +5V analog supply or dual ±5V analog supplies, and the digital supply voltage ranges from 2.7V to 5.25V.
- What is the maximum conversion rate of the MAX1203ACAP+T?
The MAX1203ACAP+T can achieve a conversion rate of up to 133 kSPS.
- What type of interface does the MAX1203ACAP+T use?
The MAX1203ACAP+T uses a serial interface compatible with SPI and MICROWIRE® devices.
- Does the MAX1203ACAP+T require an external reference voltage?
Yes, the MAX1203ACAP+T requires an external reference voltage.
- What is the operating temperature range of the MAX1203ACAP+T?
The operating temperature range of the MAX1203ACAP+T is from 0°C to +70°C.
- What is the package type of the MAX1203ACAP+T?
The MAX1203ACAP+T comes in a 20-SSOP package.
- What is the power dissipation of the MAX1203ACAP+T?
The power dissipation of the MAX1203ACAP+T is 640 mW.
- Can the MAX1203ACAP+T be used in differential input mode?
Yes, the MAX1203ACAP+T supports both single-ended and differential input configurations.
- How does the MAX1203ACAP+T adjust output logic levels?
The MAX1203ACAP+T allows user-adjustable output logic levels between 2.7V and 5.25V.
