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ADT7481ARMZ-1REEL7 PDF预览

ADT7481ARMZ-1REEL7

更新时间: 2024-02-23 20:45:28
品牌 Logo 应用领域
亚德诺 - ADI 传感器换能器温度传感器输出元件
页数 文件大小 规格书
24页 515K
描述
Dual Channel Temperature Sensor and Over Temperature Alarm

ADT7481ARMZ-1REEL7 技术参数

是否无铅:不含铅是否Rohs认证:符合
生命周期:Obsolete包装说明:TSSOP10,.19,20
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.19
Is Samacsys:N最大精度(摄氏度):2.5 Cel
主体宽度:3 mm主体高度:0.85 mm
主体长度或直径:3 mm外壳:PLASTIC
JESD-609代码:e3安装特点:SURFACE MOUNT
位数:8端子数量:10
最大工作电流:0.35 mA最高工作温度:120 °C
最低工作温度:-40 °C输出接口类型:2-WIRE INTERFACE
封装主体材料:PLASTIC/EPOXY封装等效代码:TSSOP10,.19,20
封装形状/形式:SQUARE电源:3.3 V
传感器/换能器类型:TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL子类别:Other Sensors
最大供电电压:3.6 V最小供电电压:3 V
表面贴装:YES端子面层:Matte Tin (Sn)
端接类型:SOLDERBase Number Matches:1

ADT7481ARMZ-1REEL7 数据手册

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ADT7481  
SPECIFICATIONS  
TA = −40°C to +120°C, VDD = 3 V to 3.6 V, unless otherwise noted.  
Table 1.  
Parameter  
Min Typ Max Unit Test Conditions  
POWER SUPPLY  
Supply Voltage, VDD  
Average Operating Supply Current, IDD  
3.0  
3.30 3.6  
V
240  
5
350  
30  
μA  
μA  
V
0.0625 conversions/sec rate1  
Standby mode  
VDD input, disables ADC, rising edge  
Undervoltage Lockout Threshold  
Power-On-Reset Threshold  
2.55  
1
2.5  
V
TEMPERATURE-TO-DIGITAL CONVERTER  
Local Sensor Accuracy2  
1
1.5  
2.5 °C  
°C  
1
1.5 °C  
2.5 °C  
°C  
°C  
0°C ≤ TA ≤ +70°C  
0°C ≤ TA ≤ +85°C  
−40 ≤ TA ≤ +100°C  
Resolution  
1
Remote Diode Sensor Accuracy2  
°C  
0°C ≤ TA ≤ +70°C, −55°C ≤ TD3≤ +150°C  
0°C ≤ TA ≤ +85°C, −55°C ≤ TD3 ≤ +150°C  
−40°C ≤ TA ≤ +100°C, −55°C ≤ TD3 ≤ +150°C  
Resolution  
Remote Sensor Source Current  
0.25  
233  
14  
μA  
μA  
High level4  
Low level4  
Conversion Time  
73  
94  
ms  
From stop bit to conversion complete (both channels) one-shot  
mode with averaging switched on  
11  
14  
ms  
One-shot mode with averaging off (conversion rate = 16, 32, or  
64 conversions per second)  
OPEN-DRAIN DIGITAL OUTPUTS: THERM,  
ALERT/THERM2  
Output Low Voltage, VOL  
High Level Output Leakage Current, IOH  
SMBus INTERFACE4, 5  
0.4  
1
V
μA  
IOUT = −6.0 mA  
VOUT = VDD  
0.1  
Logic Input High Voltage, VIH  
SCLK, SDATA  
Logic Input Low Voltage, VIL  
SCLK, SDATA  
2.1  
−1  
V
V
0.8  
Hysteresis  
500  
mV  
V
μA  
pF  
kHz  
ms  
μs  
SDA Output Low Voltage, VOL  
Logic Input Current, IIH, IIL  
SMBus Input Capacitance, SCLK, SDATA  
SMBus Clock Frequency  
SMBus Timeout6  
0.4  
+1  
IOUT = −6.0 mA  
5
400  
32  
1
25  
User programmable  
Master clocking in data  
SCLK Falling Edge to SDATA Valid Time  
1 See Table 10 for information on other conversion rates.  
2 Averaging enabled.  
3 Guaranteed by characterization, not production tested.  
4 Guaranteed by design, not production tested.  
5 See Timing Specifications section for more information.  
6 Disabled by default. See the Serial Bus Interface section for details to enable it.  
Rev. 0 | Page 3 of 24  
 
 
 

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