Overview
The ADC12138CIWM/NOPB is a 12-bit Analog-to-Digital Converter (ADC) manufactured by Texas Instruments. This versatile IC is designed for various data acquisition applications, including industrial automation, medical devices, and consumer electronics. The ADC features a Successive Approximation Register (SAR) architecture and supports differential, pseudo-differential, and single-ended input configurations. It operates at a sampling rate of 114 kilosamples per second and includes a built-in multiplexer (MUX) for efficient channel selection.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Packaging | Tube | Part Status | Obsolete |
| Number of Bits | 12 | Sampling Rate (Per Second) | 114k |
| Number of Inputs | 4, 8 | Input Type | Differential, Pseudo-Differential, Single Ended |
| Data Interface | SPI | Configuration | MUX-S/H-ADC |
| Ratio - S/H:ADC | 1:1 | Number of A/D Converters | 1 |
| Architecture | SAR | Reference Type | External |
| Voltage - Supply, Analog | 3V ~ 5.5V | Voltage - Supply, Digital | 3V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C | Mounting Type | Surface Mount |
| Package / Case | 28-SOIC (0.295", 7.50mm Width) |
Key Features
- 12-bit resolution
- SAR architecture
- Four or eight input channels
- Differential, pseudo-differential, and single-ended input configurations
- Built-in multiplexer (MUX) for channel selection
- SPI data interface
- MUX-S/H-ADC configuration
- Ratio of sample-and-hold to ADC is 1:1
- Single A/D converter architecture
- Power Down Mode
- Programmable Acquisition Time
- Variable Digital Output Word Length and Format
Applications
- Industrial automation systems
- Medical devices and equipment
- Consumer electronics and appliances
- Automotive control systems
- Aerospace and defense applications
- General-purpose data acquisition and processing
Q & A
- What is the resolution of the ADC12138CIWM/NOPB?
The ADC12138CIWM/NOPB has a 12-bit resolution. - What is the sampling rate of the ADC12138CIWM/NOPB?
The sampling rate is 114 kilosamples per second. - How many input channels does the ADC12138CIWM/NOPB support?
The ADC supports four or eight input channels. - What types of input configurations are supported by the ADC12138CIWM/NOPB?
The ADC supports differential, pseudo-differential, and single-ended input configurations. - What is the data interface of the ADC12138CIWM/NOPB?
The data interface is SPI. - What is the operating temperature range of the ADC12138CIWM/NOPB?
The operating temperature range is -40°C to 85°C. - What is the package type of the ADC12138CIWM/NOPB?
The package type is 28-SOIC (0.295", 7.50mm Width). - Does the ADC12138CIWM/NOPB have a built-in multiplexer?
Yes, it has a built-in multiplexer (MUX) for channel selection. - What is the architecture of the ADC12138CIWM/NOPB?
The architecture is Successive Approximation Register (SAR). - Is the ADC12138CIWM/NOPB RoHS compliant?
Yes, the ADC12138CIWM/NOPB is RoHS compliant.
