Product Description
Specification
| Architecture | R-2R |
| Mounting Type | Through Hole |
| Voltage Supply Digital | 14.25 V ~ 15.75 V |
| Voltage Supply Analog | 11.4 V ~ 16.5 V, -5V |
| Supplier Device Package | 20-PDIP |
| Settling Time | 4us |
| Reference Type | External |
| Part Status | Obsolete |
| Packaging | Tube |
| Package or Case | 20-DIP (0.300", 7.62mm) |
| Output Type | Voltage - Buffered |
| Operating Temperature | -40 deg C ~ 85 deg C |
| Number of Bits | 8 |
| INL DNL LSB | +-0.5 (Max), +-1 (Max) |
| Differential Output | No |
| Data Interface | Parallel |
| Base Part Number | AD7226 |
Precision Dual 8-Bit DAC for Versatile ApplicationsThe AD7226KN is engineered to deliver high-speed and accurate digital-to-analog conversion across two independent channels. With an 8-bit resolution per DAC and guaranteed monotonic performance over the specified temperature range, its ideal for applications demanding precise analog outputs such as industrial controllers, data acquisition units, and communication systems.
Flexible Integration and Easy MountingThis device comes in a standard 16-pin DIP package for straightforward through-hole mounting, allowing for easy incorporation into existing designs. Its TTL/CMOS logic compatibility ensures seamless interfacing with modern digital systems, while the dual-supply voltage options offer added integration flexibility in varying system requirements.
Fast Response and Reliable OperationWith a typical settling time of 1.5 s to 1/2 LSB, the AD7226KN guarantees rapid and stable conversion, making it suitable for dynamic control and instrumentation environments. The devices robust ceramic/plastic package and non-condensing humidity tolerance contribute to long-term reliability in industrial and laboratory settings.
FAQs of AD7226KN:
Q: How does the AD7226KN benefit data acquisition systems or industrial controls?
A: The AD7226KN enables precise digital-to-analog conversion with fast response and excellent linearity, ensuring accurate signal representation in data acquisition, process control, and industrial automation systems. Its dual-channel capability allows simultaneous control of two variables in these applications.
Q: What power supply options are supported by the AD7226KN?
A: The AD7226KN operates with single or dual power supplies, accepting +5V, +12V, or +15V inputs, accommodating a wide range of system voltages commonly found in industrial and instrumentation equipment.
Q: When should I select unipolar or bipolar output mode for this DAC?
A: Choose unipolar mode (0V to VREF output) for applications needing only positive voltages. Bipolar mode (VREF output) is preferred for environments that require both positive and negative signal swings, such as analog signal processing or differential control implementations.
Q: Where can the AD7226KN be installed and how is it mounted?
A: The AD7226KN is designed for through-hole mounting in standard DIP-16 sockets or boards. Its compact dimensions (19.2mm x 6.4mm x 2.5mm) make it suitable for installation in control panels, instrumentation racks, or communication modules.
Q: What process is used to input data and operate the two DAC channels?
A: Both channels accept 8-bit parallel input data independently, interfaced via TTL/CMOS compatible pins. Once provided, each DAC channel converts the digital value to its corresponding analog voltage, outputting through dual voltage channels.
Q: How is monotonicity assured across the operating temperature range?
A: Monotonicity for both DAC channels is guaranteed from 0C to +70C, ensuring that output always increases or stays constant with increasing input code, preventing missing codes during analog conversion.
Q: What features make AD7226KN advantageous for trading or wholesale in India?
A: With its robust dual-channel architecture, compatibility with standard logic levels, and no need for external components, the AD7226KN offers distributors and traders in India a reliable, versatile part for a range of industrial and commercial analog conversion applications.