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ADT7481

ADT7481首页预览图
型号: ADT7481
PDF文件:
  • ADT7481 PDF文件
  • ADT7481 PDF在线浏览
功能描述: Dual Channel Temperature Sensor and Overtemperature Alarm
PDF文件大小: 264.51 Kbytes
PDF页数: 共20页
制造商: ONSEMI[ON Semiconductor]
制造商LOGO: ONSEMI[ON Semiconductor] LOGO
制造商网址: http://www.onsemi.com
捡单宝ADT7481
PDF页面索引
120%
ADT7481
http://onsemi.com
2
Figure 1. Functional Block Diagram
11BIT ATOD
CONVERTER
RUN/STANDBYBUSY
REMOTE 1 AND 2 TEMP
OFFSET REGISTERS
DIGITAL MUX
LIMIT COMPARATOR
STATUS REGISTERS
INTERRUPT
MASKING
CONFIGURATION
REGISTERS
REMOTE 1 AND 2 TEMP
HIGH LIMIT REGISTERS
REMOTE 1 AND 2 TEMP
LOW LIMIT REGISTERS
REMOTE 1 AND 2 TEMP
THERM LIMIT REGISTER
LOCAL TEMPERATURE
HIGH LIMIT REGISTER
LOCAL TEMPERATURE
LOW LIMIT REGISTER
LOCAL TEMPERATURE
THERM LIMIT REGISTER
ONESHOT
REGISTER
ADDRESS POINTER
REGISTER
CONVERSION RATE
REGISTER
REMOTE 1 AND 2 TEMP
VALUE REGISTERS
LOCAL TEMPERATURE
VALUE REGISTER
ONCHIP TEMP
SENSOR
ANALOG
MUX
EXTERNAL DIODES OPENCIRCUIT
SMBUS INTERFACE
ADT7481
7
8
3
2
10 41 69
V
DD
GND SDATA SCLK
THERM
8
D1+
D1–
D2+
D2–
ALERT/THERM2
ABSOLUTE MAXIMUM RATINGS
Parameter Rating Unit
Positive Supply Voltage (V
DD
) to GND 0.3 to +3.6 V
D+ 0.3 to V
DD
+ 0.3 V
D to GND 0.3 to +0.6 V
SCLK, SDATA, ALERT, THERM
0.3 to +3.6
V
Input Current, SDATA, THERM 1 to +50 mA
Input Current, D ±1 mA
ESD Rating, All Pins (Human Body Model) 1500 V
Maximum Junction Temperature (T
J
max) 150 °C
Storage Temperature Range 65 to +150 °C
IR Reflow Peak Temperature 220 °C
IR Reflow Peak Temperature for PbFree 260 °C
Lead Temperature, Soldering (10 sec) 300 °C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
NOTE: This device is ESD sensitive. Use standard ESD precautions when handling.
THERMAL CHARACTERISTICS
Package Type
q
JA
q
JC
Unit
10Lead MSOP 142 43.74 °C/W
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