参数资料
型号: EVAL-AD7643CBZ
厂商: Analog Devices Inc
文件页数: 26/28页
文件大小: 0K
描述: BOARD EVALUATION FOR AD7643
标准包装: 1
系列: PulSAR®
ADC 的数量: 1
位数: 18
采样率(每秒): 1.25M
数据接口: 串行,并联
输入范围: ±VREF
在以下条件下的电源(标准): 65mW @ 1.25MSPS
工作温度: -40°C ~ 85°C
已用 IC / 零件: AD7643
已供物品:
相关产品: AD7643BCPZRL-ND - IC ADC 18BIT DIFF W/REF 48-LFCSP
AD7643BCPZ-ND - IC ADC 18BIT DIFF W/REF 48LFCSP
AD7643BSTZ-ND - IC ADC 18BIT DIFFER W/REF 48LQFP
AD7643BSTZRL-ND - IC ADC 18BIT DIFFER W/REF 48LQFP
AD7643
Rev. 0 | Page 7 of 28
ABSOLUTE MAXIMUM RATINGS
Table 5.
Parameter
Rating
Analog Inputs/Outputs
IN+1, IN, REF, REFBUFIN, TEMP,
INGND, REFGND to AGND
AVDD + 0.3 V to
AGND 0.3 V
Ground Voltage Differences
AGND, DGND, OGND
±0.3 V
Supply Voltages
AVDD, DVDD
0.3 V to +2.7 V
OVDD
0.3 V to +3.8 V
AVDD to DVDD
±2.8 V
AVDD, DVDD to OVDD
3.8 V to +2.8 V
Digital Inputs
0.3 V to +5.5 V
PDREF, PDBUF2
±20 mA
Internal Power Dissipation3
700 mW
Internal Power Dissipation4
2.5 W
Junction Temperature
125°C
Storage Temperature Range
–65°C to +125°C
3 Specification is for the device in free air:
48-Lead LQFP; θJA = 91°C/W, θJC = 30°C/W.
4 Specification is for the device in free air:
48-Lead LFCSP; θJA = 26°C/W.
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
ESD CAUTION
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily accumulate on
the human body and test equipment and can discharge without detection. Although this product features
proprietary ESD protection circuitry, permanent damage may occur on devices subjected to high energy
electrostatic discharges. Therefore, proper ESD precautions are recommended to avoid performance
degradation or loss of functionality.
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