Overview
The AD7398BRUZ is a quad, serial-input 12-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is designed for applications requiring multiple DACs in a single package, offering low cost and ease of use in both single and dual-supply systems. Built with the robust CBCMOS process, it provides reliable performance across a wide range of operating conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Number of Bits | 12 |
| Number of D/A Converters | 4 |
| Settling Time | 6µs (Typ) |
| Output Type | Voltage - Buffered |
| Differential Output | No |
| Data Interface | SPI |
| Reference Type | External |
| Voltage - Supply, Analog | 2.7V ~ 5.5V, ±5V |
| Voltage - Supply, Digital | 2.7V ~ 5.5V |
| INL/DNL (LSB) | ±1.5 (Max), ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 125°C |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
Key Features
- 12-bit resolution with four independent DACs.
- Programmable power shutdown for each DAC or all DACs simultaneously.
- Single (3 V to 5 V) or dual (±5 V) supply operation.
- 3-wire, serial SPI-compatible interface.
- Internal power-on reset and double-buffered registers for simultaneous updating of all DACs.
- Low power consumption with shutdown supply current of 30/60 µA (typ/max).
Applications
The AD7398BRUZ is suitable for a variety of applications, including:
- Industrial control systems requiring multiple analog outputs.
- Aerospace and defense systems where reliability and precision are critical.
- Medical devices that need accurate and stable analog signals.
- Automotive systems, especially those involving sensor calibration and data acquisition.
- Consumer electronics, such as audio and video equipment, where multiple DACs are necessary.
Q & A
- What is the resolution of the AD7398BRUZ DAC?
The AD7398BRUZ has a 12-bit resolution. - How many DACs are integrated into the AD7398BRUZ?
The AD7398BRUZ includes four independent DACs. - What is the typical settling time of the AD7398BRUZ?
The typical settling time is 6µs. - What type of data interface does the AD7398BRUZ use?
The AD7398BRUZ uses a 3-wire, serial SPI-compatible interface. - What are the supply voltage options for the AD7398BRUZ?
The AD7398BRUZ can operate with single (3 V to 5 V) or dual (±5 V) supply voltages. - What is the operating temperature range of the AD7398BRUZ?
The operating temperature range is -40°C to 125°C. - What is the package type of the AD7398BRUZ?
The package type is 16-TSSOP (0.173", 4.40mm Width). - Does the AD7398BRUZ support power shutdown?
Yes, the AD7398BRUZ supports programmable power shutdown for each DAC or all DACs simultaneously. - What is the architecture of the AD7398BRUZ DACs?
The DACs use an R-2R architecture. - Is the AD7398BRUZ suitable for surface mounting?
Yes, the AD7398BRUZ is designed for surface mount applications.
