 |
Moteur de recherche de fiches techniques de composants électroniques |
|
|
Moteur de recherche de fiches techniques de composants électroniques |
|
AD7890 Fiches technique(PDF) 3 Page - Analog Devices |
|
||||||||||||||||||||||||||||||
AD7890 Fiches technique(HTML) 3 Page - Analog Devices |
|
|
3 / 28 page  AD7890 Rev. C | Page 3 of 28 SPECIFICATIONS VDD = 5 V, AGND = DGND = 0 V, REF IN = 2.5 V, fCLK IN = 2.5 MHz external, MUX OUT connect to SHA IN. All specifications TMIN to TMAX, unless otherwise noted. Table 1. Parameter A Versions1 B Versions S Version Unit Test Conditions/Comments DYNAMIC PERFORMANCE Using external CONVST, any channel Signal to (Noise + Distortion) Ratio2 70 70 70 dB min fIN = 10 kHz sine wave, fSAMPLE = 100 kHz3 Total Harmonic Distortion (THD)2 −77 −77 −77 dB max fIN = 10 kHz sine wave, fSAMPLE = 100 kHz3 Peak Harmonic or Spurious Noise2 −78 −78 −78 dB max fIN = 10 kHz sine wave, fSAMPLE = 100 kHz3 Intermodulation Distortion fa = 9 kHz, fb = 9.5 kHz, fSAMPLE = 100 kHz3 2nd Order Terms −80 −80 −80 dB typ 3rd Order Terms −80 −80 −80 dB typ Channel-to-Channel Isolation2 −80 −80 −80 dB max fIN = 1 kHz sine wave DC ACCURACY Resolution 12 12 12 Bits Min. Resolution for Which No Missing Codes Are Guaranteed 12 12 12 Bits Relative Accuracy2 ±1 ±0.5 ±1 LSB max Differential Nonlinearity2 ±1 ±1 ±1 LSB max Positive Full-Scale Error2 ±2.5 ±2.5 ±2.5 LSB max Full-Scale Error Match4 2 2 2 LSB max AD7890-2, AD7890-4 Unipolar Offset Error2 ±2 ±2 ±2 LSB max Unipolar Offset Error Match 2 2 2 LSB max AD7890-10 Only Negative Full-Scale Error2 ±2 ±2 ±2 LSB max Bipolar Zero Error2 ±5 ±5 ±5 LSB max Bipolar Zero Error Match 2 2 2 LSB max ANALOG INPUTS AD7890-10 Input Voltage Range ±10 ±10 ±10 Volts Input Resistance 20 20 20 kΩ min AD7890-4 Input Voltage Range 0 to 4.096 0 to 4.096 0 to 4.096 Volts Input Resistance 11 11 11 kΩ min AD7890-2 Input Voltage Range 0 to 2.5 0 to 2.5 0 to 2.5 Volts Input Current 50 50 200 nA max MUX OUT OUTPUT Output Voltage Range 0 to 2.5 0 to 2.5 0 to 2.5 Volts Output Resistance AD7890-10, AD7890-4 3/5 3/5 3/5 kΩ min/kΩ max AD7890-2 2 2 2 kΩ max Assuming VIN is driven from low impedance SHA IN INPUT Input Voltage Range 0 to 2.5 0 to 2.5 0 to 2.5 Volts Input Current ±50 ±50 ±50 nA max REFERENCE OUTPUT/INPUT REF IN Input Voltage Range 2.375/2.625 2.375/2.625 2.375/2.625 V min/V max 2.5 V ± 5% Input Impedance 1.6 1.6 1.6 kΩ min Resistor connected to internal reference node Input Capacitance5 10 10 10 pF max REF OUT Output Voltage 2.5 2.5 2.5 V nom REF OUT Error @ 25°C ±10 ±10 ±10 mV max TMIN to TMAX ±20 ±20 ±25 mV max REF OUT Temperature Coefficient 25 25 25 ppm/°C typ REF OUT Output Impedance 2 2 2 kΩ nom |
Numéro de pièce similaire - AD7890_15 |
|
Description similaire - AD7890_15 |
|
|
Lien URL |
| Politique de confidentialité |
| ALLDATASHEET.FR |
| ALLDATASHEET vous a-t-il été utile ? [ DONATE ] |
À propos de Alldatasheet | Publicité | Contactez-nous | Politique de confidentialité | Echange de liens | Fabricants 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 |
French ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
