Overview
The LTC2309IUF#TRPBF is a low noise, low power, 8-channel, 12-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This ADC features an I²C compatible serial interface, making it suitable for space-constrained systems. It operates from a single 5V supply and includes an internal 2.5V reference and a fully differential sample-and-hold circuit to reduce common mode noise. The device is available in a compact 24-pin QFN package, measuring 4mm × 4mm × 0.75mm, which is ideal for battery-operated and portable applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Number of Channels | 8 |
| Conversion Time | 1.3μs |
| Supply Voltage | 5V |
| Current Consumption | 300μA at 1ksps |
| Package Type | 24-Lead QFN (4mm x 4mm x 0.75mm) |
| Interface | I²C compatible serial interface |
| Internal Reference | 2.5V |
| Sample-and-Hold Circuit | Fully differential |
Key Features
- Low noise and low power consumption, making it suitable for battery-operated and portable applications.
- Fast conversion time of 1.3μs.
- I²C compatible serial interface for easy integration into space-constrained systems.
- Internal 2.5V reference and fully differential sample-and-hold circuit to reduce common mode noise.
- Compact 24-pin QFN package (4mm × 4mm × 0.75mm) to minimize PCB board space requirements.
- Nap mode to reduce power dissipation when not converting.
Applications
The LTC2309IUF#TRPBF is ideal for various applications where low power consumption and high precision are required. These include:
- Battery-operated devices.
- Portable electronics.
- Space-constrained systems.
- Industrial automation and control systems.
- Medical devices requiring precise analog-to-digital conversion.
Q & A
- What is the resolution of the LTC2309IUF#TRPBF ADC?
The LTC2309IUF#TRPBF has a 12-bit resolution. - How many channels does the LTC2309IUF#TRPBF support?
The LTC2309IUF#TRPBF supports 8 channels. - What is the conversion time of the LTC2309IUF#TRPBF?
The conversion time is 1.3μs. - What is the supply voltage for the LTC2309IUF#TRPBF?
The supply voltage is 5V. - What is the current consumption of the LTC2309IUF#TRPBF at 1ksps?
The current consumption is 300μA at 1ksps. - What type of package is the LTC2309IUF#TRPBF available in?
The LTC2309IUF#TRPBF is available in a 24-Lead QFN package (4mm x 4mm x 0.75mm). - What type of interface does the LTC2309IUF#TRPBF use?
The LTC2309IUF#TRPBF uses an I²C compatible serial interface. - Does the LTC2309IUF#TRPBF have an internal reference?
Yes, the LTC2309IUF#TRPBF has an internal 2.5V reference. - What is the purpose of the fully differential sample-and-hold circuit in the LTC2309IUF#TRPBF?
The fully differential sample-and-hold circuit reduces common mode noise. - What power-saving feature does the LTC2309IUF#TRPBF have when not converting?
The LTC2309IUF#TRPBF enters nap mode to reduce power dissipation when not converting.
