Overview
The LTC1863LCGN#PBF, produced by Analog Devices Inc., is a micropower, 12-bit, 8-channel analog-to-digital converter (ADC) with a serial interface. This device is part of the LTC1863L/LTC1867L series, which are pin-compatible and offer high performance in low power and space-sensitive applications. The ADC features an internal reference, a configurable 8-channel analog input multiplexer, and supports both single-ended and differential inputs as well as unipolar and bipolar conversions.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12-bit (LTC1863L), 16-bit (LTC1867L) |
| Number of Channels | 8 |
| Conversion Rate | 175ksps |
| Input Range | 0V to 2.5V (unipolar), ±1.25V (bipolar) |
| Supply Voltage | 2.7V |
| Current Consumption | Typically 750µA |
| Integral Nonlinearity (INL) | ±3LSB (LTC1867L) |
| No Missing Codes | 16-bit over temperature |
| Package Type | 16-Lead Narrow Plastic SSOP |
| Operating Temperature Range | 0°C to 70°C |
Key Features
- Configurable 8-channel analog input multiplexer for single-ended or differential inputs and unipolar or bipolar conversions.
- Internal reference and precision ADC with high DC performance.
- Low power consumption with automatic nap and sleep modes.
- Compact 16-pin SSOP package suitable for space-sensitive applications.
- Serial interface for data transfer.
- Supports conversions started by a rising edge on the CS/CONV input.
Applications
The LTC1863LCGN#PBF is ideal for various applications that require low power and high precision, such as:
- Portable and battery-powered devices.
- Medical devices and diagnostic equipment.
- Industrial control and automation systems.
- Aerospace and defense applications where space and power efficiency are critical.
- Automotive systems requiring robust and reliable ADCs.
Q & A
- What is the conversion rate of the LTC1863LCGN#PBF?
The conversion rate is 175ksps. - How many channels does the LTC1863LCGN#PBF support?
The device supports 8 channels. - What is the input range for the LTC1863LCGN#PBF?
The input range is 0V to 2.5V for unipolar inputs and ±1.25V for bipolar inputs. - What is the typical current consumption of the LTC1863LCGN#PBF?
The typical current consumption is 750µA from a single 2.7V supply. - What package type is the LTC1863LCGN#PBF available in?
The device is available in a 16-Lead Narrow Plastic SSOP package. - What are the operating temperature ranges for the LTC1863LCGN#PBF?
The operating temperature range is 0°C to 70°C. - Does the LTC1863LCGN#PBF support both single-ended and differential inputs?
Yes, it supports both single-ended and differential inputs. - What is the significance of the automatic nap and sleep modes in the LTC1863LCGN#PBF?
The automatic nap and sleep modes help in reducing power consumption, making it suitable for power-sensitive applications. - How is the conversion process initiated in the LTC1863LCGN#PBF?
Conversions are started by a rising edge on the CS/CONV input. - What is the DC performance specification of the LTC1867L?
The LTC1867L has an outstanding DC performance with a ±3LSB INL specification and 16-bit no missing codes over temperature.
