 |
数据搜索系统，热门电子元器件搜索 |
|
|
数据搜索系统，热门电子元器件搜索 |
|
ADS7828 数据表(PDF) 3 Page - Texas Instruments |
|
|
|
|||||||||||||||||||||||||||||
ADS7828 数据表(HTML) 3 Page - Texas Instruments |
|
|
3 / 17 page  ADS7828 3 SBAS181B www.ti.com DIGITAL INPUT/OUTPUT Logic Family CMOS ✻ Logic Levels: VIH +VDD • 0.7 +VDD + 0.5 ✻✻ V VIL –0.3 +VDD • 0.3 ✻✻ V VOL Min. 3mA Sink Current 0.4 ✻ V Input Leakage: IIH VIH = +VDD +0.5 10 ✻ µA IIL VIL = -0.3 -10 ✻ µA Data Format Straight ✻ Binary ADS7828 HARDWARE ADDRESS 10010 ✻ Binary POWER-SUPPLY REQUIREMENTS Power-Supply Voltage, +VDD Specified Performance 2.7 3.6 ✻✻ V Quiescent Current High Speed Mode: SCL = 3.4MHz 225 320 ✻✻ µA Fast Mode: SCL = 400kHz 100 ✻ µA Standard Mode, SCL = 100kHz 60 ✻ µA Power Dissipation High Speed Mode: SCL = 3.4MHz 675 1000 ✻✻ µW Fast Mode: SCL = 400kHz 300 ✻ µW Standard Mode, SCL = 100kHz 180 ✻ µW Power-Down Mode High Speed Mode: SCL = 3.4MHz 70 ✻ µA w/Wrong Address Selected Fast Mode: SCL = 400kHz 25 ✻ µA Standard Mode, SCL = 100kHz 6 ✻ µA Full Power-Down SCL Pulled HIGH, SDA Pulled HIGH 400 3000 ✻✻ nA TEMPERATURE RANGE Specified Performance –40 85 ✻✻ °C ELECTRICAL CHARACTERISTICS: +2.7V (Cont.) At TA = –40°C to +85°C, +VDD = +2.7V, VREF = +2.5V, SCL Clock Frequency = 3.4MHz (High-Speed Mode), unless otherwise noted. ADS7828E ADS7828EB PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS ANALOG INPUT Full-Scale Input Scan Positive Input - Negative Input 0 VREF ✻✻ V Absolute Input Range Positive Input –0.2 +VDD + 0.2 ✻✻ V Negative Input –0.2 +0.2 ✻✻ V Capacitance 25 ✻ pF Leakage Current ±1 ✻ µA SYSTEM PERFORMANCE No Missing Codes 12 ✻ Bits Integral Linearity Error ±1.0 ±2 ±0.5 ±1LSB(1) Differential Linearity Error ±1.0 ±0.5 –1, +2 LSB Offset Error ±1.0 ±3 ±0.75 ±2 LSB Offset Error Match ±1 ✻ LSB Gain Error ±1.0 ±3 ±0.75 ±2 LSB Gain Error Match ±1 ✻ LSB Noise 33 ✻ µVRMS Power-Supply Rejection 82 ✻ dB SAMPLING DYNAMICS Throughput Frequency High Speed Mode: SCL = 3.4MHz 50 ✻ kHz Fast Mode: SCL = 400kHz 8 ✻ kHz Standard Mode, SCL = 100kHz 2 ✻ kHz Conversion Time 6 ✻ µs AC ACCURACY Total Harmonic Distortion VIN = 2.5VPP at 10kHz –82 ✻ dB (2) Signal-to-Ratio VIN = 2.5VPP at 10kHz 72 ✻ dB Signal-to-(Noise+Distortion) Ratio VIN = 2.5VPP at 10kHz 71 ✻ dB Spurious-Free Dynamic Range VIN = 2.5VPP at 10kHz 86 ✻ dB Isolation Channel-to-Channel 120 ✻ dB VOLTAGE REFERENCE OUTPUT Range 2.475 2.5 2.525 ✻✻ ✻ V Internal Reference Drift 15 ppm/ °C Output Impedance Internal Reference ON 110 ✻ Ω Internal Reference OFF 1 ✻ G Ω Quiescent Current Int. Ref. ON, SCL and SDA pulled HIGH 1300 ✻ µA VOLTAGE REFERENCE INPUT Range 0.05 VDD ✻✻ V Resistance 1 ✻ G Ω Current Drain High Speed Mode: SCL = 3.4MHz 20 ✻ µA ELECTRICAL CHARACTERISTICS: +5V At TA = –40°C to +85°C, +VDD = +5.0V, VREF = External +5.0V, SCL Clock Frequency = 3.4MHz (High-Speed Mode), unless otherwise noted. ADS7828E ADS7828EB PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS ✻ Specifications same as ADS7828E. NOTES: (1) LSB means Least Significant Bit. With VREF equal to 2.5V, 1LSB is 610µV. (2) THD measured out to the 9th-harmonic. |
|
|
链接网址 |
| ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 数据表链接 | 链接交换 | 制造商名单 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 |
Chinese ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
