Overview
The AD7543KR is a precision 12-bit monolithic CMOS multiplying Digital-to-Analog Converter (DAC) designed by Analog Devices Inc. This component is optimized for serial interface applications and features a highly stable thin film R-2R ladder architecture. The DAC includes a 12-bit serial-in parallel-out shift register and a 12-bit DAC input register, allowing for precise control over the analog output. The AD7543KR is known for its high accuracy and reliability, making it suitable for various applications requiring precise analog signal generation.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 12 |
| Number of D/A Converters | 1 |
| Settling Time | 2µs |
| Output Type | Current - Unbuffered |
| Differential Output | Yes |
| Data Interface | Serial |
| Reference Type | External |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| INL/DNL (LSB) | ±0.5 (Max), ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 85°C |
| Package/Case | 16-SOIC (0.295", 7.50mm Width) |
| Mounting Type | Surface Mount |
| RoHS Status | Non-RoHS Compliant (Note: Some sources indicate ROHS3 Compliant, but this may vary by supplier) |
Key Features
- Precision 12-bit monolithic CMOS multiplying DAC with high stability and accuracy.
- Serial interface with a 12-bit serial-in parallel-out shift register and a 12-bit DAC input register.
- External reference input for flexible voltage scaling.
- Unbuffered current output with differential output capability.
- Operating temperature range from -40°C to 85°C.
- Available in 16-lead SOIC package.
Applications
The AD7543KR is suitable for a variety of applications that require precise analog signal generation, including:
- Industrial control systems.
- Aerospace and defense systems.
- Medical devices requiring high accuracy.
- Automotive systems.
- Test and measurement equipment.
Q & A
- Q: What is the resolution of the AD7543KR DAC?
A: The AD7543KR has a resolution of 12 bits. - Q: What is the settling time of the AD7543KR?
A: The settling time is 2µs. - Q: What type of output does the AD7543KR provide?
A: The AD7543KR provides an unbuffered current output with differential capability. - Q: What is the data interface type of the AD7543KR?
A: The data interface is serial. - Q: What is the reference type for the AD7543KR?
A: The reference type is external. - Q: What are the supply voltages for the AD7543KR?
A: The supply voltages are 5V for both analog and digital supplies. - Q: What is the operating temperature range of the AD7543KR?
A: The operating temperature range is from -40°C to 85°C. - Q: What package types are available for the AD7543KR?
A: The AD7543KR is available in a 16-lead SOIC package. - Q: Is the AD7543KR RoHS compliant?
A: The RoHS compliance status may vary by supplier, but it is generally listed as Non-RoHS Compliant. - Q: What kind of warranty is typically offered for the AD7543KR?
A: Suppliers often offer a 365-day warranty on the AD7543KR for parts quality.
