AD7891AP-2 Overview
Enclosed in the 44-LCC (J-Lead) package.This data acquisition unit is available in the Tube package.To maintain normal operation, the working temperature is advised to be set as -40°C~85°C.You can get what you paid from this outstanding Data Acquisition System (DAS).To save more space, mount this part through Surface Mount.If your meter doesn't read 5V for the supply voltage as this unit is designed you better redo the circuit.There are 44 terminations in total.1 functions here to access high performance for whatever applications.By deploying 8 channels, this unit executes complicated tasks efficiently.Try searching "AD7891" if you fancy parts with similar specs.5V is the common amount of voltage that should be applied to this data acquisition unit.Speaking of pin count, it has 44 pins.This is a high resolution 12-bit data acquisition device.The unit comprised 44 pins.This device can be supplied using 5V.In consideration of high-level analog source acquisition, 8 analog IN channels are implemented.There are 1 basic elements used to provide sufficient data acquisition.
AD7891AP-2 Features
Surface Mount acquisition unit
8 channels process
12-Bit acquisition unit
5V unit

AD7891AP-2 Applications
There are a lot of Analog Devices Inc.
AD7891AP-2 ADCs/DACs applications.

Audio/Video devices
Cell Phones
Digital Multimeters, PLC's (Programming Logic Controllers)
RADAR processing, digital oscilloscopes
CMOS Image sensors for mobile applications
Medical Instrumentation and medical imaging
Music recording
Digital signal processing
Scientific instruments
Rotary encoder

Contact Plating	Lead, Tin
Mounting Type	Surface Mount
Package / Case	44-LCC (J-Lead)
Surface Mount	YES
Number of Pins	44
Operating Temperature	-40°C~85°C
Packaging	Tube
JESD-609 Code	e0
Pbfree Code	no
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Number of Terminations	44
ECCN Code	EAR99
Type	Data Acquisition System (DAS)
Max Power Dissipation	100mW
Voltage - Supply	5V
Terminal Position	QUAD
Terminal Form	J BEND
Peak Reflow Temperature (Cel)	225
Number of Functions	1
Supply Voltage	5V
Time@Peak Reflow Temperature-Max (s)	30
Base Part Number	AD7891
Pin Count	44
Output Type	TTL
Operating Supply Voltage	5V
Number of Elements	1
Polarity	Bipolar, Unipolar
Power Supplies	5V
Number of Channels	8
Interface	Parallel, Serial
Power Dissipation	100mW
Number of Bits	12
Min Input Voltage	2.375V
Max Input Voltage	2.625V
Supply Type	Single
Data Interface	Serial, Parallel
Sampling Rate	500 ksps
Number of Analog In Channels	8
Sampling Rate (Per Second)	500k
Output Bit Code	BINARY, 2'S COMPLEMENT BINARY
Power Consumption	82mW
Integral Nonlinearity (INL)	1 LSB
Sample and Hold / Track and Hold	TRACK
Voltage Supply Source	Single Supply
Signal to Noise Ratio (SNR)	70 dB
Differential Nonlinearity	1 LSB
Resolution (Bits)	12 b
Height Seated (Max)	4.57mm
Radiation Hardening	No
RoHS Status	Non-RoHS Compliant
Lead Free	Contains Lead