Overview
The MAX1168BCEG+ is a multichannel, 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1167/MAX1168 family, known for its low power consumption and high-speed conversion capabilities. The MAX1168BCEG+ operates with a single +5V analog supply and features a separate digital supply, allowing direct interfacing with +2.7V to +5.5V digital logic. It is designed for applications requiring high precision and low power consumption.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|---|
| Resolution | - | - | - | 16-bit | - | - |
| Sampling Rate | - | - | - | 200ksps | - | - |
| Analog Supply Voltage | AVDD | - | +4.75V | +5V | +5.25V | V |
| Digital Supply Voltage | DVDD | - | +2.7V | - | +5.5V | V |
| Input Voltage Range | - | - | 0 | - | VREF | V |
| Internal Reference Voltage | - | - | - | +4.096V | - | V |
| Internal Clock Frequency | fINTCLK | - | 3.2MHz | 4.0MHz | - | MHz |
| Aperture Delay | tAD | - | 15ns | - | - | ns |
| Aperture Jitter | tAJ | - | <50ps | - | - | ps |
| Power Consumption at 200ksps | - | AVDD = DVDD = +5V | - | 3.6mA | - | mA |
| Power Consumption at 10ksps | - | AVDD = DVDD = +5V | - | 185µA | - | µA |
| Package Type | - | - | - | 24-Pin QSOP | - | - |
Key Features
- Low Power Consumption: The MAX1168BCEG+ consumes only 3.6mA at 200ksps and reduces to 185µA at 10ksps, with less than 10µA at reduced sampling rates.
- High-Speed Conversion: Supports up to 200ksps sampling rate with a successive-approximation ADC architecture.
- Adjustable Logic Level: Compatible with digital logic levels from +2.7V to +5.25V.
- Internal or External Reference: Features an internal +4.096V reference or supports an external reference from +3.8V to AVDD.
- High-Speed Interface: SPI/QSPI/MICROWIRE-compatible serial interface with 8-bit-wide or 16-bit-wide data-transfer modes.
- Scan Mode: Sequentially converts multiple channels or one channel continuously.
- Small Package Size: Available in a 24-Pin QSOP package).
Applications
- Industrial Automation: Suitable for monitoring and control systems in industrial environments due to its high precision and low power consumption.
- Medical Devices: Ideal for medical equipment requiring accurate analog-to-digital conversion with low power usage.
- Aerospace and Defense: Used in various aerospace and defense applications where high reliability and precision are critical.
- Automotive Systems: Applicable in automotive systems for sensor data acquisition and processing.
- Consumer Electronics: Can be used in consumer electronics such as audio and video equipment, and other devices requiring high-quality ADCs.
Q & A
- What is the resolution of the MAX1168BCEG+ ADC?
The MAX1168BCEG+ has a 16-bit resolution).
- What is the maximum sampling rate of the MAX1168BCEG+?
The maximum sampling rate is 200ksps).
- What are the power consumption levels of the MAX1168BCEG+ at different sampling rates?
The device consumes 3.6mA at 200ksps, 185µA at 10ksps, and less than 10µA at reduced sampling rates).
- Does the MAX1168BCEG+ support both internal and external reference voltages?
Yes, it supports both an internal +4.096V reference and an external reference from +3.8V to AVDD).
- What types of serial interfaces does the MAX1168BCEG+ support?
The device supports SPI/QSPI/MICROWIRE-compatible serial interfaces with 8-bit-wide or 16-bit-wide data-transfer modes).
- How many analog input channels does the MAX1168BCEG+ support?
The MAX1168BCEG+ supports up to eight analog input channels).
- What is the package type of the MAX1168BCEG+?
The device is available in a 24-Pin QSOP package).
- Can the MAX1168BCEG+ operate with different digital logic levels?
Yes, it is compatible with digital logic levels from +2.7V to +5.25V).
- Does the MAX1168BCEG+ have a scan mode for converting multiple channels?
Yes, it features a scan mode that sequentially converts multiple channels or one channel continuously).
- What is the aperture delay and jitter of the MAX1168BCEG+?
The aperture delay is 15ns, and the aperture jitter is less than 50ps).
