Electronic Components Datasheet Search |
|
ADS1258MPHPTEP Datasheet(PDF) 3 Page - Texas Instruments |
|
|
ADS1258MPHPTEP Datasheet(HTML) 3 Page - Texas Instruments |
3 / 57 page ADS1258-EP www.ti.com SBAS445C – MARCH 2009 – REVISED DECEMBER 2009 ELECTRICAL CHARACTERISTICS All specifications at TA = –55°C to 125°C, AVDD = 2.5 V, AVSS = –2.5 V, DVDD = 3.3 V, fCLK = 16 MHz (external clock) or fCLK = 15.729 MHz (internal clock), OPA227 buffer between MUX outputs and ADC inputs, VREF = 4.096 V, and VREFN = –2.5 V, unless otherwise noted. PARAMETER CONDITIONS MIN TYP(1) MAX UNIT Analog Multiplexer Inputs AIN0–AIN15, AVSS – AVDD + Absolute Input Voltage AINCOM with respect to V 100 mV 100mV DGND On-Channel Resistance 80 Ω Crosstalk fIN = 1 kHz –110 dB SBCS[1:0] = 01 1.5 Sensor Bias (Current Source) μA SBCS[1:0] = 11 24 1.5 μA:24 μA Ratio Error 1 % ADC Input Full-Scale Input Voltage (VIN = ADCINP – ADCINN) ±1.0 6 VREF V Absolute Input Voltage (ADCINP, ADCINN) AVSS – AVDD + V 100 mV 100mV Differential Input Impedance 65 k Ω System Performance Resolution No Missing Codes 24 Bits Data Rate, Fixed-Channel Mode 1.953 125 kSPS Data Rate, Auto-Scan Mode 1.805 23.739 kSPS Integral Nonlinearity (INL)(2) Differential Input 0.0003 0.0010 % of FSR(3) Chopping Off 20 Offset Error Shorted TA = –40°C to 105°C 1 10 μV Chopping On Inputs TA = –55°C to 125°C -650 650 Chopping Off 0.5 Offset Drift Shorted Inputs μV/°C Chopping On 0.02 0.1 TA = –40°C to 105°C 0.1 0.5 Gain Error % TA = –55°C to 125°C -0.5 0.1 0.5 TA = –40°C to 105°C 0.4 2 Gain Drift ppm/°C TA = –55°C to 125°C 0.4 Noise (see Table 4) Common-Mode Rejection fCM = 60 Hz 90 100 dB AVDD, AVSS 70 85 Power-Supply Rejection fPS = 60 Hz dB DVDD 80 95 Voltage Reference Input Reference Input Voltage (VREF = VREFP – VREFN) 0.5 4.096 AVDD – V AVSS Negative Reference Input (VREFN) AVSS – 0.1 V VREFP – 0.5 V Positive Reference Input (VREFP) VREFN + 0.5 AVDD + 0.1V V Reference Input Impedance 40 k Ω System Parameters External Reference Reading Error 1 3 % Analog Supply Reading Error 1 3 % Voltage TA = 25°C 168 mV Temperature Sensor Reading Coefficient 394 μV/°C Digital Input/Output (1) TA = 25°C for typical parameters. (2) Best straight line fit method. (3) FSR = Full-scale range = 2.13 VREF. Copyright © 2009, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): ADS1258-EP |
Similar Part No. - ADS1258MPHPTEP |
|
Similar Description - ADS1258MPHPTEP |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |