參數(shù)資料
型號: ADT7481ARMZ-1RL
廠商: ON Semiconductor
文件頁數(shù): 2/20頁
文件大小: 237K
描述: IC SENSOR TEMP 2CH ALARM 10MSOP
產(chǎn)品變化通告: MFG CHG Notification ADI to ON Semi
標(biāo)準(zhǔn)包裝: 3,000
功能: 溫度監(jiān)控系統(tǒng)(傳感器)
傳感器類型: 內(nèi)部和外部
感應(yīng)溫度: -40°C ~ 120°C,外部傳感器
精確度: ±2.5°C(最小值)
拓?fù)洌?/td> ADC,比較器,多路復(fù)用器,寄存器庫
輸出類型: SMBus?
輸出警報(bào):
輸出風(fēng)扇:
電源電壓: 3 V ~ 3.6 V
工作溫度: -40°C ~ 120°C
安裝類型: 表面貼裝
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 10-MSOP
包裝: 帶卷 (TR)
其它名稱: ADT7481ARMZ-1REEL
ADT7481ARMZ-1REEL-ND
ADT7481
http://onsemi.com
2
Figure 1. Functional Block Diagram
ON-CHIP
TEMPERATURE
SENSOR
ANALOG
MUX
BUSY
11-BIT A-TO-D
CONVERTER
LOCAL TEMPERATURE
VALUE REGISTER
REMOTE 1 AND 2 TEMP
OFFSET REGISTER
RUN/STANDBY
EXTERNAL DIODE OPEN-CIRCUIT
STATUS REGISTERS
SMBUS INTERFACE
INTERRUPT
MASKING
SDATA
SCLK
10
9
ONE-SHOT
REGISTER
CONVERSION RATE
REGISTER
LOCAL TEMPERATURE
THERM
 LIMIT REGISTER
LOCAL TEMPERATURE
LOW LIMIT REGISTER
LOCAL TEMPERATURE
HIGH LIMIT REGISTER
REMOTE 1 & 2 TEMP.
THERM
 LIMIT REG.
REMOTE 1 & 2 TEMP.
LOW LIMIT REGISTERS
REMOTE 1 & 2 TEMP.
HIGH LIMIT REGISTERS
CONFIGURATION
REGISTER
4
8
GND
5
V
DD
1
ADT7481
D1+
ALERT
/THERM2
THERM
2
D1
3
D2+
7
D2
6
REMOTE 1 AND 2 TEMP
VALUE REGISTER
ADDRESS POINTER
REGISTER
Table 1. 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
?
mA
ESD Rating, All Pins (Human Body Model)
1,500
V
Maximum Junction Temperature (T
J
 
MAX
)
150
Storage Temperature Range
65 to +150
IR Reflow Peak Temperature
220
IR Reflow Peak Temperature for Pb-Free
260
Lead Temperature, Soldering (10 sec)
300
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.
Table 2. THERMAL CHARACTERISTICS
Package Type
q
JA
q
JC
Unit
10-lead MSOP
142
43.74
癈/W
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