Overview
The AD7943BRSZ is a 12-bit multiplying Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This component operates from a single +3.3 V to +5 V supply and is designed for high accuracy and low power consumption. It features a serial interface, making it suitable for a variety of applications requiring precise analog output control.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12 | Bits |
| Number of D/A Converters | 1 | |
| Settling Time | 600 µs (Typ) | |
| Output Type | Current - Unbuffered | |
| Data Interface | Serial | |
| Reference Type | External | |
| Voltage - Supply, Analog | 5 V | |
| Voltage - Supply, Digital | 5 V | |
| INL/DNL (LSB) | ±0.5 (Max) | |
| Operating Temperature | -40°C to 85°C | |
| Package | 20-Pin SSOP | |
| Mounting | Surface Mount |
Key Features
- 12-bit resolution with ±0.5 LSBs Integral Nonlinearity (INL) and Differential Nonlinearity (DNL)
- Low power consumption: 5 µW typical
- Fast interface with 40 ns strobe pulsewidth
- Low glitch: 60 nV-s with amplifier connected
- Fast settling time: 600 ns to 0.01% with AD843
- Serial interface for easy integration
- RoHS compliant
Applications
- Battery-powered instrumentation
- Laptop computers
- Upgrades for all 754x series DACs (5 V designs)
- General-purpose industrial and automotive applications where high accuracy and low power are required
Q & A
- What is the resolution of the AD7943BRSZ DAC?
The AD7943BRSZ has a 12-bit resolution. - What is the typical settling time of the AD7943BRSZ?
The typical settling time is 600 µs. - What type of interface does the AD7943BRSZ use?
The AD7943BRSZ uses a serial interface. - What is the operating temperature range of the AD7943BRSZ?
The operating temperature range is -40°C to 85°C. - What is the power consumption of the AD7943BRSZ?
The typical power consumption is 5 µW. - Is the AD7943BRSZ RoHS compliant?
Yes, the AD7943BRSZ is RoHS compliant. - What is the package type of the AD7943BRSZ?
The package type is 20-Pin SSOP. - What is the reference type for the AD7943BRSZ?
The reference type is external. - What are some common applications of the AD7943BRSZ?
Common applications include battery-powered instrumentation, laptop computers, and upgrades for 754x series DACs. - What is the INL/DNL specification for the AD7943BRSZ?
The INL/DNL specification is ±0.5 LSB (Max).
