ADS1218Y/250
ADS1218Y/250 Description
24-Bit, 780 SPS ADC w/FLASH Memory, 8 CH, Vref, Buffer, 2 IDACs, Serial Out, Digital I/O, Low Power
ADS1218Y/250 Vendor
Texas Instruments
ADS1218Y/250 Features
  • 24 BITS NO MISSING CODES
  • 0.0015% INL
  • 22 BITS EFFECTIVE RESOLUTION (PGA =1), 19 BITS (PGA =128)
  • 4K BYTES OF FLASH MEMORY PROGRAMMABLE FROM 2.7V TO 5.25V
  • PGA FROM 1 TO 128
  • SINGLE CYCLE SETTLING MODE
  • PROGRAMMABLE DATA OUTPUT RATES UP TO 1kHz
  • PRECISION ON-CHIP 1.25V/2.5V REFERENCE: ACCURACY: 0.2% DRIFT: 5ppm/°C
  • EXTERNAL DIFFERENTIAL REFERENCE OF 0.1V TO 2.5V
  • ON-CHIP CALIBRATION
  • PIN COMPATIBLE WITH ADS1216
  • SPI™ COMPATIBLE
  • 2.7V TO 5.25V
  • < 1mW POWER CONSUMPTION
  • APPLICATIONS
    • INDUSTRIAL PROCESS CONTROL
    • LIQUID/GAS CHROMATOGRAPHY
    • BLOOD ANALYSIS
    • SMART TRANSMITTERS
    • PORTABLE INSTRUMENTATION
    • WEIGHT SCALES
    • PRESSURE TRANSDUCERS
ADS1218Y/250 Datasheet and Application Notes
ParameterValue
Resolution (Bits)24
Sample Rate (max)780SPS
Search Sample Rate (Max) (SPS)780
ArchitectureDelta-Sigma
# Input Channels (SE)8
# Input Channels (Diff)8
Power Consumption (Typ) (mW)0.8
BipolarPseudo
DNL (Max) (+/-LSB)1
INL (Max) (+/-LSB)256
INL (+/- %) (Max)0.0015
No Missing Codes (Bits)24
Analog Voltage AV/DD (Min) (V)2.7
Analog Voltage AV/DD (Max) (V)5.25
Logic Voltage DV/DD (Min) (V)2.7
Logic Voltage DV/DD (Max) (V)5.25
Input TypeVoltage
Input Configuration RangePGA (1-128),+/-2.5
No. of Supplies2
Pin/Package48TQFP
Approx. 1KU Price (US$)5.5
StatusACTIVE
Budget Price ($US) | QTY5.50 | 1KU
Package Type | PinsTQFP (PFB) | 48
STD Pack QTY250
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