Overview
The AD7835APZ-REEL is a quad 14-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component integrates four 14-bit DACs into a single monolithic chip, offering high precision and versatility for various applications. The AD7835APZ-REEL supports both parallel 8-bit and 14-bit loading, making it suitable for a wide range of digital-to-analog conversion needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 14 | |
| Number of DACs | 4 | |
| Output Voltage Range | ±8.192 V | V |
| Maximum Output Voltage Span | 14 V | V |
| Settling Time | 10 μs | μs |
| Package Type | 44-PLCC (J-Lead) | |
| Operating Temperature Range | −40°C to +85°C | °C |
| Power Supply | VCC = 5 V ± 5%, VDD = 12 V ± 5%, VSS = −12 V ± 5% | V |
Key Features
- Four 14-bit DACs in one package, allowing for multiple channel control.
- Parallel 8-bit and 14-bit loading capabilities for flexible data input.
- Voltage outputs with a maximum/minimum output voltage range of ±8.192 V and a maximum span of 14 V.
- Power-on reset function to ensure stable output voltages during startup.
- Clear function to set all DAC outputs to a user-defined voltage level.
- User-assigned device addressing for up to 32 devices in a multipackage application (for serial input models like AD7834, but applicable in system design).
- Surface-mount packages (44-lead PLCC and MQFP).
Applications
- Process control: The high precision and multiple channels of the AD7835 make it suitable for controlling various processes in industrial settings.
- Automatic test equipment: The component's ability to provide accurate analog outputs is crucial in test and measurement applications.
- General-purpose instrumentation: It can be used in a variety of instrumentation applications where precise analog signals are required.
Q & A
- What is the resolution of the AD7835APZ-REEL DAC?
The AD7835APZ-REEL has a resolution of 14 bits.
- How many DACs are integrated into the AD7835APZ-REEL?
The AD7835APZ-REEL contains four 14-bit DACs.
- What is the output voltage range of the AD7835APZ-REEL?
The output voltage range is ±8.192 V with a maximum span of 14 V.
- What types of loading does the AD7835APZ-REEL support?
The AD7835APZ-REEL supports both parallel 8-bit and 14-bit loading.
- What is the settling time of the AD7835APZ-REEL?
The settling time is 10 μs.
- What is the package type of the AD7835APZ-REEL?
The package type is 44-PLCC (J-Lead).
- What is the operating temperature range of the AD7835APZ-REEL?
The operating temperature range is −40°C to +85°C.
- Does the AD7835APZ-REEL have a power-on reset function?
Yes, it has a power-on reset function to ensure stable output voltages during startup.
- Can the AD7835APZ-REEL be used in multipackage applications?
Yes, it can be used in multipackage applications, although the specific model does not have dedicated address pins like the AD7834.
- What are some common applications of the AD7835APZ-REEL?
Common applications include process control, automatic test equipment, and general-purpose instrumentation.
