Overview
The LTC1853IFW#PBF is a 12-bit, 8-channel analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This integrated circuit is designed for high-speed data acquisition and test and measurement applications. It features a successive approximation register (SAR) architecture and includes a flexible 8-channel multiplexer, internal reference, and parallel output interface. The device operates over a supply voltage range of 2.7V to 5.5V and supports both single-ended and differential inputs, as well as unipolar or bipolar operation.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | LTC1853IFW#PBF |
| Manufacturer | Analog Devices Inc. |
| Description | IC A/D CONV 8CH 12BIT 48-TSSOP |
| Voltage - Supply, Digital | 2.7 V ~ 5.5 V |
| Voltage - Supply, Analog | 2.7 V ~ 5.5 V |
| Package / Case | 48-TFSOP (0.240", 6.10mm Width) |
| Operating Temperature | -40°C ~ 85°C |
| Number of Inputs | 8 |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Sampling Rate (Per Second) | 400k |
| Reference Type | External, Internal |
| Input Type | Differential, Single Ended |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Flexible 8-channel multiplexer with single-ended or differential inputs and two gain ranges.
- Unipolar or bipolar operation.
- Scan mode and programmable sequencer to cycle through all 8 multiplexer channels.
- Internal or external reference operation with pin strappable reference ranges (4.096V, 2.5V, 2.048V).
- Parallel output interface including the conversion result and 4-bit multiplexer address.
- Nap and sleep shutdown modes for low power consumption (3mW at 250ksps).
- Pin compatible with other models in the series.
Applications
- High-speed data acquisition systems.
- Test and measurement equipment.
- Industrial automation and control systems.
- Medical devices requiring precise analog-to-digital conversion.
Q & A
- What is the resolution of the LTC1853IFW#PBF ADC? The LTC1853IFW#PBF is a 12-bit analog-to-digital converter.
- How many input channels does the LTC1853IFW#PBF have? It has 8 input channels.
- What is the sampling rate of the LTC1853IFW#PBF? The sampling rate is up to 400ksps.
- What are the supported input types for the LTC1853IFW#PBF? It supports both single-ended and differential inputs.
- What is the operating temperature range of the LTC1853IFW#PBF? The operating temperature range is -40°C to 85°C.
- Does the LTC1853IFW#PBF support internal or external references? Yes, it supports both internal and external references.
- What is the power consumption of the LTC1853IFW#PBF at 250ksps? The power consumption is approximately 3mW at 250ksps.
- Is the LTC1853IFW#PBF RoHS compliant? Yes, it is lead-free and RoHS compliant.
- What is the package type of the LTC1853IFW#PBF? It is packaged in a 48-TFSOP (0.240", 6.10mm Width).
- Can the LTC1853IFW#PBF operate in unipolar or bipolar modes? Yes, it can operate in both unipolar and bipolar modes.
