Overview
The AD7945ARSZ-B is a high-performance 12-bit Digital to Analog Converter (DAC) produced by Analog Devices Inc. This component is designed for use in various data acquisition systems and is known for its superior speed and low power consumption. It features a 12-bit parallel interface and is widely used in applications such as industrial automation, medical equipment, and test instrumentation systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution (Bits) | 12-bit |
| Data Interface | Parallel |
| ADC / DAC Case Style | SSOP (Shrink Small Outline Package) |
| No. of Pins | 20 Pins |
| Input Channel Type | Parallel |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
| Supply Voltage Range | 3V to 5.5V |
| Settling Time | 5µs (Typical) |
| Output Type | Current - Unbuffered |
| Reference Type | External Voltage |
| INL/DNL (LSB) | ±1 (Max), ±0.9 (Max) |
Key Features
- Precision conversion with INL/DNL of ±1 LSB Max and ±0.9 LSB Max
- Operable within a wide 3V to 5.5V supply range for both analog and digital voltages
- Robust performance with -40°C to 85°C operating temperature range
- Low power consumption of 5mW typical
- Fast settling time of 600ns to 0.01%
- Low glitch of 60nV-s with amplifier connected
- R-2R ladder architecture
Applications
- Industrial automation
- Medical equipment
- Test instrumentation systems
- Data acquisition systems
- Battery-powered instrumentation
- Laptop computers
Q & A
- What is the resolution of the AD7945ARSZ-B DAC?
The AD7945ARSZ-B has a 12-bit resolution. - What is the data interface type of the AD7945ARSZ-B?
The data interface is parallel. - What is the package type of the AD7945ARSZ-B?
The package type is SSOP (Shrink Small Outline Package) with 20 pins. - What is the operating temperature range of the AD7945ARSZ-B?
The operating temperature range is -40°C to 85°C. - What is the supply voltage range for the AD7945ARSZ-B?
The supply voltage range is 3V to 5.5V for both analog and digital voltages. - What is the settling time of the AD7945ARSZ-B?
The settling time is 5µs (Typical). - What is the output type of the AD7945ARSZ-B?
The output type is current - unbuffered. - Is the AD7945ARSZ-B RoHS compliant?
Yes, the AD7945ARSZ-B is RoHS compliant. - What are the typical applications of the AD7945ARSZ-B?
The typical applications include industrial automation, medical equipment, test instrumentation systems, and data acquisition systems. - What is the power consumption of the AD7945ARSZ-B?
The power consumption is 5mW typical.
