參數(shù)資料
型號(hào): BU9817FV
廠商: Rohm CO.,LTD.
元件分類: 溫度/濕度傳感器
英文描述: 4-channel temperature sensor IC for PCs with I2C BUS interface
中文描述: 4通道溫度與I2C總線接口的電腦傳感器IC
文件頁數(shù): 1/15頁
文件大小: 103K
代理商: BU9817FV
BU9817FV
Multimedia ICs
4-channel temperature sensor IC for
PCs with I
2
C BUS interface
BU9817FV
The BU9817FV is a 4-channel, 8-bit, A / D converter / overvoltage detector that is perfect for temperature sensors with
built-in I
2
C BUS interfaces. The host can access the BU9817FV anytime for the voltage data.
!
Applications
Notebook computers, desktop computers, household
electric appliances
!
Features
1) By attaching a thermistor, a maximum four-channel
temperature sensor is possible.
2) Can set comparison voltages independently.
3) Built-in I
2
C BUS interface.
4) Detection level and operating mode settings are pro-
grammable.
5) Extremely low operating current perfect for portable
equipment.
6) Operating voltage of V
DD
= 3V to 5.5V.
!
Absolute maximum ratings
(Ta = 25°C)
Parameter
Symbol
Limits
Unit
Power supply voltage
Power dissipation
Operating temperature
Storage temperature
Voltage applied to pins
V
DD
Pd
Topr
Tstg
V
IN
7.0
350
– 15 ~ + 75
– 55 ~ +125
GND – 0.5 ~ V
DD
+ 0.5
V
mW
C
C
V
* Reduced by 3.5mW for each increase in Ta of 1C over 25C.
!
Recommended operating conditions
(Ta = 25°C)
Parameter
Symbol
Unit
Max.
Typ.
Min.
Operating power supply voltage
V
DD
3.0
5.5
V
Note) I
2
C BUS is a registered trademark philips.
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