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ADS7844NB/1K
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 20-SSOP (0.209, 5.30mm Width)
Category Data Acquisition - Analog to Digital Converters (ADC) / Data Acquisition - Analog to Digital Converters (ADC)
Description
20-SSOP (0.209 5.30mm Width) ADS7844 Serial ACTIVE (Last Updated: 3days ago) analog digital converter 1.95mm 550muA 200ksps 4.5mW
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Inventory: 2811
Minimum: 1
Total Price: USD $12.58
Unit Price: USD $12.58432
≥1 USD $12.58432
≥10 USD $11.872
≥100 USD $11.2
≥500 USD $10.56604
≥1000 USD $9.96796
≥3000 USD $9.40374
Technical Details
Supply Chain
Factory Lead Time 12 Weeks
Lifecycle Status ACTIVE (Last Updated: 3 days ago)
Physical
Contact Plating Gold
Mounting Type Surface Mount
Package / Case 20-SSOP (0.209, 5.30mm Width)
Surface Mount YES
Number of Pins 20
Dimensions
Height 2mm
Length 7.2mm
Width 5.3mm
Thickness 1.95mm
Compliance
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Technical
Operating Temperature -40°C~85°C
Packaging Tape & Reel (TR)
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 0.65mm
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number ADS7844
Pin Count 20
Qualification Status Not Qualified
Operating Supply Voltage 5V
Polarity Unipolar
Configuration MUX-S/H-ADC
Interface Serial
Max Supply Voltage 5.25V
Min Supply Voltage 2.7V
Nominal Supply Current 550μA
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
Number of A/D Converters 1
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
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