Zakładka z wyszukiwarką danych komponentów |
|
AD7868AN Arkusz danych(PDF) 2 Page - Analog Devices |
|
AD7868AN Arkusz danych(HTML) 2 Page - Analog Devices |
2 / 16 page ABT Parameter Version 1 Version 1 Version 1 Units Test Conditions/Comments DYNAMIC PERFORMANCE 2 Signal-to-Noise Ratio 3, 4 (SNR) @ +25 °C 70 72 70 dB min VIN = 10 kHz Sine Wave, fSAMPLE = 83 kHz TMIN to TMAX 70 71 70 dB min Typically 71.5 dB for 0 < VIN < 41.5 kHz Total Harmonic Distortion (THD) –78 –78 –76 dB max VIN = 10 kHz Sine Wave, fSAMPLE = 83 kHz Typically 71.5 dB for 0 < VIN < 41.5 kHz Peak Harmonic or Spurious Noise –78 –78 –76 dB max VIN = 10 kHz Sine Wave, fSAMPLE = 83 kHz Typically 71.5 dB for 0 < VIN < 41.5 kHz Intermodulation Distortion (IMD) Second Order Terms –78 –78 –76 dB max fa = 9 kHz, fb = 9.5 kHz, fSAMPLE = 50 kHz Third Order Terms –80 –80 –78 dB max fa = 9 kHz, fb = 9.5 kHz, fSAMPLE = 50 kHz Track/Hold Acquisition Time 2 2 2 µs max DC ACCURACY Resolution 12 12 12 Bits Minimum Resolution 12 12 12 Bits No Missing Codes Are Guaranteed Integral Nonlinearity ±12 ±12 ±12 LSB typ Integral Nonlinearity ±1 ±1 LSB max Differential Nonlinearity ±0.9 ±0.9 ±0.9 LSB max Bipolar Zero Error ±5 ±5 ±5 LSB max Positive Gain Error5 ±5 ±5 ±5 LSB max Negative Gain Error5 ±5 ±5 ±5 LSB max ANALOG INPUT Input Voltage Range ±3 ±3 ±3 Volts Input Current ±1 ±1 ±1 mA max REFERENCE OUTPUT 6 RO ADC @ +25 °C 2.99/3.01 2.99/3.01 2.99/3.01 V min/V max RO ADC TC ±25 ±25 ±25 ppm/ °C typ RO ADC TC ±40 ±50 ppm/ °C max Reference Load Sensitivity ( ∆RO ADC vs. ∆I) –1.5 –1.5 –1.5 mV max Reference Load Current Change (0 µA–500 µA), Reference Load Should Not Be Changed During Conversion LOGIC INPUTS (CONVST, CLK, CONTROL) Input High Voltage, VINH 2.4 2.4 2.4 V min VDD = 5 V ± 5% Input Low Voltage, VINL 0.8 0.8 0.8 V max VDD = 5 V ± 5% Input Current, IIN ±10 ±10 ±10 µA max VIN = 0 V to VDD Input Current 7 (CONTROL Input Only) ±10 ±10 ±10 µA max VIN = VSS to DGND Input Capacitance, CIN 8 10 10 10 pF max LOGIC OUTPUTS DR, RFS Outputs Output Low Voltage, VOL 0.4 0.4 0.4 V max ISINK = 1.6 mA, Pull-Up Resistor = 4.7 kΩ RCLK Output Output Low Voltage, VOL 0.4 0.4 0.4 V max ISINK = 2.6 mA, Pull-Up Resistor = 2 kΩ DR, RFS, RCLK Outputs Floating-State Leakage Current ±10 ±10 ±10 µA max Floating-State Output Capacitance 8 15 15 15 pF max CONVERSION TIME External Clock 10 10 10 µs max Internal Clock 10 10 10 µs max The Internal Clock Has a Nominal Value of 2.0 MHz POWER REQUIREMENTS For Both DAC and ADC VDD +5 +5 +5 V nom ±5% for Specified Performance VSS –5 –5 –5 V nom ±5% for Specified Performance IDD 22 22 25 mA max Cumulative Current from the Two VDD Pins ISS 12 12 13 mA max Cumulative Current from the Two VSS Pins Total Power Dissipation 170 170 190 mW max Typically 130 mW NOTES 1Temperature ranges are as follows: A/B Versions, –40 °C to +85°C; T Version, –55°C to +125°C. 2V IN = ± 3 V 3SNR calculation includes distortion and noise components. 4SNR degradation due to asynchronous DAC updating during conversion is 0.1 dB typ. 5Measured with respect to internal reference. 6For capacitive loads greater than 50 pF a series resistor is required (see INTERNAL REFERENCE section). 7Tying the CONTROL input to V DD places the device in a factory test mode where normal operation is not exhibited. 8Sample tested @ +25 °C to ensure compliance. Specifications subject to change without notice. REV. B –2– AD7868–SPECIFICATIONS (VDD = +5 V 5%, VSS = –5 V 5%, AGND = DGND = 0 V, fCLK = 2.0 MHz external. All specifications TMIN to TMAX- unless otherwise noted.) ADC SECTION |
Podobny numer części - AD7868AN |
|
Podobny opis - AD7868AN |
|
|
Link URL |
Polityka prywatności |
ALLDATASHEET.PL |
Czy Alldatasheet okazała się pomocna? [ DONATE ] |
O Alldatasheet | Reklama | Kontakt | Polityka prywatności | Linki | Lista producentów 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 |