Overview
The AD8801ARZ-REEL, manufactured by Analog Devices Inc., is an octal 8-bit TrimDAC (digital-to-analog converter) with power shutdown and mid-scale preset. This integrated circuit is designed to provide eight digitally controlled DC voltage outputs, making it an ideal replacement for mechanical trimmers in various applications. The AD8801ARZ-REEL is known for its precision, versatility, and low power consumption, making it suitable for a wide range of electronic systems.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | AD8801ARZ-REEL |
| Manufacturer | Analog Devices Inc. |
| Package/Case | 16-SOIC (0.154", 3.90mm Width) |
| Number of Bits | 8 |
| Number of D/A Converters | 8 |
| Settling Time | 600ns (Typ) |
| Output Type | Voltage – Unbuffered |
| Differential Output | No |
| Data Interface | SPI |
| Reference Type | External |
| Voltage-Supply Analog | 2.7V ~ 5.5V |
| Voltage-Supply Digital | 2.7V ~ 5.5V |
| INL/DNL (LSB) | ±0.5, ±0.25 |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Precision and Versatility: The AD8801ARZ-REEL offers high precision with an INL/DNL of ±0.5 and ±0.25 LSB, respectively, making it suitable for applications requiring accurate voltage adjustments.
- Low Power Consumption: It consumes only 5 mA from a 5 V power supply and reduces to 5 µA in shutdown mode, making it energy-efficient.
- Serial Interface: The IC is easily programmed via a standard three-wire SPI interface, allowing for seamless integration with microcontrollers.
- Mid-Scale Preset: The AD8801ARZ-REEL features a mid-scale preset, which is ideal for applications where adjustments start from a nominal value.
- Compact Packaging: Available in a 16-pin SOIC package, it is suitable for space-constrained designs.
- Wide Operating Temperature Range: Operates reliably from -40°C to 85°C, making it suitable for various environmental conditions.
Applications
- Automotive Electronics: Used in electronic throttle control systems to improve vehicle performance and fuel efficiency.
- Video Equipment: Ideal for gain control of video amplifiers, voltage-controlled frequencies, and bandwidths in video equipment.
- Computer Graphics Displays: Used for geometric correction and automatic adjustment in CRT computer graphic displays.
- General Voltage Adjustment: Suitable for any application requiring precise DC voltage adjustments, such as in industrial control systems and medical devices.
Q & A
- What is the AD8801ARZ-REEL used for?
The AD8801ARZ-REEL is an octal 8-bit TrimDAC used for providing eight digitally controlled DC voltage outputs, often replacing mechanical trimmers in various applications.
- What is the package type of the AD8801ARZ-REEL?
The AD8801ARZ-REEL is available in a 16-SOIC (0.154", 3.90mm Width) package.
- What is the typical settling time of the AD8801ARZ-REEL?
The typical settling time is 600ns.
- What type of data interface does the AD8801ARZ-REEL use?
The AD8801ARZ-REEL uses a SPI (Serial Peripheral Interface) for data communication.
- What is the operating temperature range of the AD8801ARZ-REEL?
The operating temperature range is -40°C to 85°C.
- How much power does the AD8801ARZ-REEL consume?
The AD8801ARZ-REEL consumes 5 mA from a 5 V power supply and reduces to 5 µA in shutdown mode.
- What are some common applications of the AD8801ARZ-REEL?
Common applications include automotive electronics, video equipment, computer graphics displays, and general voltage adjustment in industrial and medical devices.
- What is the INL/DNL specification of the AD8801ARZ-REEL?
The INL/DNL specification is ±0.5 and ±0.25 LSB, respectively.
- Does the AD8801ARZ-REEL have differential output?
No, the AD8801ARZ-REEL does not have differential output.
- What type of architecture does the AD8801ARZ-REEL use?
The AD8801ARZ-REEL uses an R-2R architecture.
