參數(shù)資料
型號(hào): AD7643BCPZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 26/28頁(yè)
文件大?。?/td> 0K
描述: IC ADC 18BIT DIFF W/REF 48LFCSP
產(chǎn)品培訓(xùn)模塊: ADC Applications
ADC Architectures
ADC DC/AC Performance
標(biāo)準(zhǔn)包裝: 1
系列: PulSAR®
位數(shù): 18
采樣率(每秒): 1.25M
數(shù)據(jù)接口: 串行,并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 80mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 48-LFCSP-VQ(7x7)
包裝: 托盤
輸入數(shù)目和類型: 1 個(gè)差分,雙極
配用: EVAL-AD7643CBZ-ND - BOARD EVALUATION FOR AD7643
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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