AD421BN Overview
In package 16-DIP (0.300, 7.62mm), ADCs/DACs is included.Data acquisition units such as this one are available in a package called Tube.In order to maintain normal operation, a temperature of -40°C~85°C is recommended.This outstanding DAC can be used to reimburse you for what you paid.ADCs/DACs would be best if this part was mounted through Through Hole, which would save more space.ADCs/DACs would be prudent to redo the circuADCs/DACs if your meter does not register 3V 3.3V 5V as ADCs/DACs should for the supply voltage.The total number of terminations is 16.This 1 function enables high performance for applications of any kind.Those looking for similar parts could try searching "AD421".Data acquisition units need a voltage of 3V to operate properly.According to its pin count, there are 16 pins.There is a high resolution data acquisition device on this market which is a 16-bit device.A total of 16 pins are involved in the unit.Analog-to-digital converters/Digital-to-analog converters is important to set DAC channels at 1 so that data acquisAnalog-to-digital converters/Digital-to-analog convertersion is optimized.There should be an alert for when the supply voltage rises to near 0.75mA.
AD421BN Features
Through Hole acquisition unit
16-Bit acquisition unit

AD421BN Applications
There are a lot of Analog Devices Inc.
AD421BN ADCs/DACs applications.

Digital signal processing
Scientific instruments
Rotary encoder
Displaying
Transducer
Microcontrollers.
Digital Storage Oscilloscope
Scientific instruments.
Music reproduction technology
Communication Systems

Contact Plating	Lead, Tin
Mounting Type	Through Hole
Package / Case	16-DIP (0.300, 7.62mm)
Surface Mount	NO
Number of Pins	16
Operating Temperature	-40°C~85°C
Packaging	Tube
JESD-609 Code	e0
Pbfree Code	no
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	16
ECCN Code	EAR99
Type	DAC
Max Power Dissipation	1.95mW
Voltage - Supply	3V 3.3V 5V
Terminal Position	DUAL
Peak Reflow Temperature (Cel)	NOT APPLICABLE
Number of Functions	1
Supply Voltage	3V
Terminal Pitch	2.54mm
Reach Compliance Code	not_compliant
Time@Peak Reflow Temperature-Max (s)	NOT APPLICABLE
Base Part Number	AD421
Pin Count	16
Qualification Status	Not Qualified
Power Supplies	3/5V
Interface	Serial
Power Dissipation	1.95mW
Number of Bits	16
Supply Current-Max	0.75mA
Min Input Voltage	2.51V
Max Input Voltage	2.49V
Supply Type	Single
Data Interface	MICROWIRE™, Serial
Sampling Rate	125 sps
Settling Time	8 ms
Input Bit Code	BINARY
Conversion Rate	125 sps
Voltage Supply Source	Single Supply
Resolution (Bits)	16 b
Number of DAC Channels	1
Height Seated (Max)	5.33mm
Width	7.62mm
RoHS Status	Non-RoHS Compliant
Lead Free	Contains Lead