ADS7844EBG4
RoHS 
RoHS compliant
RoHS compliantPackage 20-SSOP (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / Data Acquisition - Analog to Digital Converters (ADC)
Description
Unipolar GULL WING DUAL External Analog to Digital Converter 0.0244% -40C~85C 5.25V 6Weeks
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Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 4 days ago)
Physical
Contact Plating Gold
Mounting Type Surface Mount
Package / Case 20-SSOP (0.154, 3.90mm Width)
Surface Mount YES
Number of Pins 20
Technical
Operating Temperature -40°C~85°C
Packaging Tube
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 20
ECCN Code EAR99
Subcategory Analog to Digital Converters
Max Power Dissipation 4.5mW
Technology CMOS
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 2.7V
Terminal Pitch 0.635mm
Base Part Number ADS7844
Pin Count 20
Operating Supply Voltage 5V
Number of Elements 1
Polarity Unipolar
Configuration MUX-S/H-ADC
Number of Channels 8
Interface Serial
Max Supply Voltage 5.25V
Min Supply Voltage 2.7V
Nominal Supply Current 550μA
Power Dissipation 4.5mW
Number of Bits 12
Input Type Differential, Single Ended
Architecture SAR
Number of Inputs 4, 8
Converter Type ADC, SUCCESSIVE APPROXIMATION
Supply Type Single
Reference Type External
Data Interface SPI
Resolution 1.5 B
Sampling Rate 200 ksps
Voltage - Supply, Analog 2.7V~3.6V 5V
Voltage - Supply, Digital 2.7V~3.6V 5V
Number of Analog In Channels 8
Sampling Rate (Per Second) 200k
Output Bit Code BINARY
Linearity Error-Max (EL) 0.0244%
Integral Nonlinearity (INL) 1 LSB
Sample and Hold / Track and Hold SAMPLE
Conversion Rate 200 ksps
Ratio - S/H:ADC 1:1
Signal to Noise Ratio (SNR) 72 dB
Max Supply Voltage (DC) 5.25V
Differential Nonlinearity 1 LSB
Min Supply Voltage (DC) 2.7V
Spurious-free dynamic range (SFDR) 78 dB
Dimensions
Height 1.75mm
Length 8.65mm
Width 3.9mm
Thickness 1.5mm
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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