 |
データシートサーチシステム |
|
|
データシートサーチシステム |
|
AD7840 データシート(PDF) 2 Page - Analog Devices |
|
||||||||||||||||||||||||||||||
AD7840 データシート(HTML) 2 Page - Analog Devices |
|
|
2 / 16 page  REV. B –2– AD7840–SPECIFICATIONS (VDD = +5 V 5%, VSS = –5 V 5%, AGND = DGND = O V, REF IN = +3 V, RL = 2 k , CL = 100 pF. All specifications TMIN to TMAX unless othewise noted.) Parameter J, A 1 K, B 1 S 1 Units Test Conditions/Comments DYNAMIC PERFORMANCE 2 Signal to Noise Ratio 3 (SNR) 76 78 76 dB min VOUT = 1 kHz Sine Wave, fSAMPLE = 100 kHz Typically 82 dB at +25 °C for 0 < V OUT < 20 kHz 4 Total Harmonic Distortion (THD) –78 –80 –78 dB max VOUT = 1 kHz Sine Wave, fSAMPLE = 100 kHz Typically –84 dB at +25 °C for 0 < V OUT < 20 kHz 4 Peak Harmonic or Spurious Noise –78 –80 –78 dB max VOUT = 1 kHz Sine Wave, fSAMPLE = 100 kHz Typically –84 dB at +25 °C for 0 < V OUT < 20 kHz 4 DC ACCURACY Resolution 14 14 14 Bits Integral Nonlinearity ±2 ±1 ±2 LSB max Differential Nonlinearity ±0.9 ±0.9 ±0.9 LSB max Guaranteed Monotonic Bipolar Zero Error ±10 ±10 ±10 LSB max Positive Full Scale Error 5 ±10 ±10 ±10 LSB max Negative Full Scale Error 5 ±10 ±10 ±10 LSB max REFERENCE OUTPUT 6 REF OUT @ +25 °C 2.99 2.99 2.99 V min 3.01 3.01 3.01 V max REF OUT TC ±60 ±60 ±60 ppm/ °C max Reference Load Change ( ∆REF OUT vs. ∆I) –1 –1 –1 mV max Reference Load Current Change (0–500 µA) REFERENCE INPUT Reference Input Range 2.85 2.85 2.85 V min 3 V ± 5% 3.15 3.15 3.15 V max Input Current 50 50 50 µA max LOGIC INPUTS 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 (CS Input Only) ±10 ±10 ±10 µA max VIN =VSS to VDD Input Capacitance, CIN 7 10 10 10 pF max ANALOG OUTPUT Output Voltage Range ±3 ±3 ±3 V nom DC Output Impedance 0.1 0.1 0.1 Ω typ Short-Circuit Current 20 20 20 mA typ AC CHARACTERISTICS7 Voltage Output Settling Time Settling Time to within ±1/2 LSB of Final Value Positive Full-Scale Change 4 4 4 µs max Typically 2 µs Negative Full-Scale Change 4 4 4 µs max Typically 2.5 µs Digital-to-Analog Glitch Impulse 10 10 10 nV secs typ Digital Feedthrough 2 2 2 nV secs typ POWER REQUIREMENTS VDD +5 +5 +5 V nom ±5% for Specified Performance VSS –5 –5 –5 V nom ±5% for Specified Performance IDD 14 14 15 mA max Output Unloaded, SCLK = +5 V. Typically 10 mA ISS 6 6 7 mA max Output Unloaded, SCLK = +5 V. Typically 4 mA Power Dissipation 100 100 110 mW max Typically 70 mW NOTES 1Temperature ranges are as follows: J, K Versions, 0 °C to +70°C; A, B Versions, –25°C to +85°C; S Version, –55°C to +125°C. 2V OUT (pk-pk) = ± 3 V 3SNR calculation includes distortion and noise components. 4Using external sample-and-hold (see Testing the AD7840). 5Measured with respect to REF IN and includes bipolar offset error. 6For capacitive loads greater than 50 pF, a series resistor is required (see Internal Reference section). 7Sample tested @ +25 °C to ensure compliance. Specifications subject to change without notice. |
同様の部品番号 - AD7840_15 |
|
同様の説明 - AD7840_15 |
|
|
|
リンク URL |
| プライバシーポリシー |
| ALLDATASHEET.JP |
| ALLDATASHEETはお客様のビジネスに役立ちますか？ [ DONATE ] |
Alldatasheetは | 広告 | お問い合わせ | プライバシーポリシー | リンク交換 | メーカーリスト 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 |
Japanese ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
