Overview
The ADC121S101CIMFX/NOPB is a low-power, single-channel CMOS 12-bit analog-to-digital converter (ADC) produced by Texas Instruments. This device is notable for its high-speed serial interface and its specification over a range of sample rates, from 500 ksps to 1 Msps. It employs a successive-approximation register architecture with an internal track-and-hold circuit, making it suitable for various high-performance applications. The ADC operates on a single power supply ranging from 2.7 V to 5.25 V and is available in 6-pin WSON and SOT-23 packages, ensuring versatility and ease of integration into different systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Sample Rate | 500 ksps to 1 Msps |
| Supply Voltage | 2.7 V to 5.25 V |
| Power Consumption (3 V supply) | 2 mW (typical) |
| Power Consumption (5 V supply) | 10 mW (typical) |
| Power-Down Consumption | 2.6 µW (using a 5-V supply) |
| Package Type | 6-pin WSON and SOT-23 |
| Operating Temperature Range | -40°C to 125°C |
| Data Interface | SPI™, QSPI™, MICROWIRE, and DSP compatible |
| DNL (Typical) | +0.5 / -0.3 LSB |
| INL (Typical) | ±0.40 LSB |
Key Features
- Specified over a range of sample rates (500 ksps to 1 Msps)
- Low power consumption with variable power management
- Single power supply with a range from 2.7 V to 5.25 V
- High-speed serial interface compatible with SPI™, QSPI™, MICROWIRE, and many common DSP serial interfaces
- AEC-Q100 Grade 1 qualified for automotive applications
- Available in 6-pin WSON and SOT-23 packages
- Internal track-and-hold circuit
- Power-down feature reducing power consumption to as low as 2.6 µW
Applications
- Automotive systems (AEC-Q100 Grade 1 qualified)
- Industrial control and monitoring
- Medical devices requiring low power and high accuracy
- Consumer electronics needing high-speed data conversion
- Embedded systems and IoT devices
Q & A
- What is the resolution of the ADC121S101CIMFX/NOPB?
The ADC121S101CIMFX/NOPB has a resolution of 12 bits.
- What is the sample rate range of the ADC121S101CIMFX/NOPB?
The sample rate range is from 500 ksps to 1 Msps.
- What are the supported power supply voltages for the ADC121S101CIMFX/NOPB?
The device operates with a single power supply ranging from 2.7 V to 5.25 V.
- What are the typical power consumption values for the ADC121S101CIMFX/NOPB?
Typical power consumption is 2 mW using a 3 V supply and 10 mW using a 5 V supply.
- What is the power consumption in power-down mode?
The power consumption in power-down mode is as low as 2.6 µW using a 5-V supply.
- In what packages is the ADC121S101CIMFX/NOPB available?
The device is available in 6-pin WSON and SOT-23 packages.
- What is the operating temperature range of the ADC121S101CIMFX/NOPB?
The operating temperature range is from -40°C to 125°C.
- What data interfaces are supported by the ADC121S101CIMFX/NOPB?
The device supports SPI™, QSPI™, MICROWIRE, and many common DSP serial interfaces.
- Is the ADC121S101CIMFX/NOPB qualified for automotive applications?
Yes, it is AEC-Q100 Grade 1 qualified.
- What is the typical differential non-linearity (DNL) and integral non-linearity (INL) of the ADC121S101CIMFX/NOPB?
The typical DNL is +0.5 / -0.3 LSB, and the typical INL is ±0.40 LSB.
