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參數(shù)資料
型號(hào): AD7877ACPZ-REEL7
廠商: Analog Devices Inc
文件頁(yè)數(shù): 43/45頁(yè)
文件大小: 0K
描述: IC ADC 12BIT TOUCHSCREEN 32LFCSP
標(biāo)準(zhǔn)包裝: 1,500
類型: 電阻
觸摸面板接口: 4 線
輸入數(shù)/鍵: 1 TSC
分辨率(位): 12 b
評(píng)估套件: 可供
數(shù)據(jù)接口: 串行,SPI?
數(shù)據(jù)速率/采樣率 (SPS,BPS): 125k
電壓基準(zhǔn): 外部,內(nèi)部
電源電壓: 2.7 V ~ 5.25 V
電流 - 電源: 1µA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 32-LFCSP-VQ
包裝: 帶卷 (TR)
配用: EVAL-AD7877EBZ-ND - BOARD EVALUATION FOR AD7877
AD7877
Data Sheet
Rev. D | Page 6 of 44
ABSOLUTE MAXIMUM RATINGS
TA = 25°C, unless otherwise noted.
Table 3.
Parameter
Rating
VCC to GND
0.3 V to +7 V
Analog Input Voltage to GND
0.3 V to VCC + 0.3 V
Digital Input Voltage to GND
0.3 V to VCC + 0.3 V
Digital Output Voltage to GND
0.3 V to VCC + 0.3 V
VREF to GND
0.3 V to VCC + 0.3 V
VBAT to GND
0.3 V to VCC +5 V
Input Current to Any Pin Except Supplies1
10 mA
ESD Rating (IEC 1000-4-2, Air Discharge)
Tablet Pins (X+, X, Y+, Y)
4 kV
Other Pins
2 kV
Operating Temperature Range
40°C to +85°C
Storage Temperature Range
65°C to +150°C
Junction Temperature
150°C
LFCSP Package
Power Dissipation
450 mW
θJA Thermal Impedance
135.7°C/W
IR Reflow Peak Temperature
220°C
Pb-Free Parts Only
260°C (±0.5°C)
Lead Temperature (Soldering 10 sec)
300°C
1
Transient currents of up to 100 mA do not cause SCR latch-up.
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
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