800 more incoming. You can reserve stock now
| Quantity | Price |
|---|---|
| 1+ | RM95.750 |
| 10+ | RM68.280 |
| 25+ | RM61.120 |
| 100+ | RM58.830 |
| 400+ | RM57.680 |
| 800+ | RM56.540 |
Product Information
Product Overview
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
Notes
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
Technical Specifications
16bit
5.05V
2.95V to 5.05V
1Channels
Current
Single Ended
Surface Mount
85°C
-
No SVHC (04-Feb-2026)
3 Wire, Microwire, Serial, SPI
3 Wire, Microwire, Serial, SPI
2.95V
WSOIC
WSOIC
16Pins
-40°C
Single 16-Bit Current Output DACs
MSL 1 - Unlimited
Technical Docs (1)
Legislation and Environmental
Country in which last significant manufacturing process was carried outCountry of Origin:Philippines
Country in which last significant manufacturing process was carried out
RoHS
RoHS
Product Compliance Certificate