Overview
The LTC1290CIJ is a 12-bit single-chip data acquisition system manufactured by Analog Devices Inc. This component integrates several key functions, including a successive approximation analog-to-digital converter (ADC), an analog multiplexer, a sample-and-hold circuit, and a synchronous, full duplex serial interface. The LTC1290CIJ is designed to provide high accuracy and flexibility in various data acquisition applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12 Bits | |
| Conversion Time | 13 μs Max Over Temp | |
| Supply Voltage | 5V | V |
| Operating Temperature Range | -40°C to 85°C | °C |
| Supply Current | 6.0 mA | mA |
| Input Channels | 8 (Differential or Single-Ended) | |
| Data Word Length | 8, 12, or 16 bits | |
| Maximum Throughput Rate | 50 kHz | kHz |
| Package Type | 20-Lead CERDIP |
Key Features
- Software programmable features for unipolar or bipolar conversion.
- Eight differential or single-ended input channels with an on-chip sample-and-hold circuit.
- Variable data word length (8, 12, or 16 bits) for easy interface with various processors and shift registers.
- Synchronous, full duplex serial interface compatible with most microprocessor serial ports.
- Power shutdown feature for low power consumption.
- Single supply operation at 5V.
Applications
The LTC1290CIJ is suitable for a wide range of data acquisition applications, including industrial control systems, medical devices, and automotive systems. Its high accuracy, low power consumption, and flexible input configurations make it an ideal choice for systems requiring precise analog-to-digital conversion.
Q & A
- What is the resolution of the LTC1290CIJ ADC?
The LTC1290CIJ has a resolution of 12 bits for unipolar conversion and 11 bits plus sign for bipolar conversion. - How many input channels does the LTC1290CIJ have?
The LTC1290CIJ has 8 input channels that can be configured as either differential or single-ended inputs. - What is the maximum throughput rate of the LTC1290CIJ?
The maximum throughput rate is 50 kHz. - What is the supply voltage for the LTC1290CIJ?
The supply voltage is 5V. - Does the LTC1290CIJ support power shutdown?
Yes, the LTC1290CIJ has a power shutdown feature to reduce power consumption when idle. - What types of packages are available for the LTC1290CIJ?
The LTC1290CIJ is available in 20-Lead CERDIP and SOIC packages. - Is the LTC1290CIJ compatible with most microprocessor serial ports?
Yes, the LTC1290CIJ has a synchronous, full duplex serial interface that is compatible with most microprocessor serial ports. - What is the operating temperature range for the LTC1290CIJ?
The operating temperature range is -40°C to 85°C. - Can the data word length be programmed for the LTC1290CIJ?
Yes, the data word length can be programmed to 8, 12, or 16 bits. - Does the LTC1290CIJ include an on-chip sample-and-hold circuit?
Yes, the LTC1290CIJ includes an on-chip sample-and-hold circuit for all single-ended input channels.
