AD421BRZRL7

AD421 is a complete, loop-powered, digital to 4mA to 20mA converter, designed to meet the needs of smart transmitter manufacturers in the industrial control industry. This device can be used with standard HART FSK protocol communication circuitry without any degradation in specified performance. The high speed serial interface is capable of operating at 10Mbps and allows for simple connection to commonly-used microprocessors and microcontrollers via a standard three-wire serial interface.

• 16bit resolution and monotonicity
• Integral nonlinearity is 0.01%
• Quiescent current is 750A max
• Programmable alarm current capability
• Flexible high speed serial interface
• 5V or 3V regulator output
• 2.5V and 1.25V precision reference
• Operating temperature is -40°C to +85°C
• Package style is 16-lead wide SOIC

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ADI products are only authorized (and sold) for use by the customer and are not to be resold or otherwise passed on to any third party