Overview
The AD7628KRZ is a monolithic dual 8-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This component is renowned for its excellent DAC-to-DAC matching and is available in a 20-terminal surface mount package, specifically the 20-SOIC (0.295", 7.50mm Width).
It features separate on-chip latches for each DAC, allowing for easy microprocessor interface. The device operates from a +10.8 V to +15.75 V power supply and is TTL-compatible over this range, with a low power dissipation of approximately 20 mW.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7628KRZ |
| Package | 20-SOIC (0.295", 7.50mm Width) |
| Number of Bits | 8 |
| Number of D/A Converters | 2 |
| Settling Time | 400ns |
| Output Type | Current - Unbuffered |
| Differential Output | No |
| Data Interface | Parallel |
| Reference Type | External |
| Analog Supply Voltage | 10.8 V ~ 15.75 V |
| Digital Supply Voltage | 10.8 V ~ 15.75 V |
| INL/DNL (LSB) | ±0.5 (Max), ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 85°C |
Key Features
- High Precision: The AD7628KRZ offers excellent DAC-to-DAC matching, ensuring high precision in analog-to-digital conversion.
- Low Power Consumption: With a power dissipation of approximately 20 mW, it is suitable for applications requiring low power consumption.
- Parallel Interface: The device features a parallel data interface, making it compatible with most 8-bit microprocessors.
- External Reference: It has separate reference inputs and feedback resistors for each DAC, allowing for four-quadrant multiplication characteristics.
- Compact Packaging: Available in a small 20-terminal surface mount package, making it ideal for space-constrained designs.
Applications
The AD7628KRZ is versatile and finds use in various industries due to its high precision and low power consumption. Key application areas include:
- Industrial Automation: Precise measurement of sensor data enhances control systems’ accuracy and reliability.
- Medical Devices: Accurate patient monitoring and diagnostics are facilitated by the high precision of the AD7628KRZ.
- Automotive Electronics: Improved sensor data acquisition contributes to safety and performance optimization in automotive applications.
- Instrumentation: The device is used in various instrumentation applications where precise analog-to-digital conversion is critical.
Q & A
- What is the AD7628KRZ?
The AD7628KRZ is a monolithic dual 8-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc..
- What is the package type of the AD7628KRZ?
The AD7628KRZ is available in a 20-SOIC (0.295", 7.50mm Width) package.
- What is the settling time of the AD7628KRZ?
The settling time of the AD7628KRZ is 400ns.
- What is the supply voltage range for the AD7628KRZ?
The AD7628KRZ operates from a +10.8 V to +15.75 V power supply for both analog and digital sections.
- What is the operating temperature range of the AD7628KRZ?
The operating temperature range of the AD7628KRZ is -40°C to 85°C.
- Does the AD7628KRZ have differential output?
No, the AD7628KRZ does not have differential output.
- What type of data interface does the AD7628KRZ use?
The AD7628KRZ uses a parallel data interface..
- What are the key applications of the AD7628KRZ?
The AD7628KRZ is used in industrial automation, medical devices, automotive electronics, and instrumentation..
- How many D/A converters does the AD7628KRZ have?
The AD7628KRZ has two D/A converters...
- What is the architecture of the AD7628KRZ?
The AD7628KRZ uses an R-2R architecture...
