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參數資料
型號: MCP9808T-E/MS
廠商: Microchip Technology
文件頁數: 3/52頁
文件大小: 1085K
描述: IC TEMP SENSOR DGTL I2C 8MSOP
標準包裝: 2,500
功能: 溫度監控系統(傳感器)
傳感器類型: 內部
感應溫度: -40°C ~ 125°C
精確度: ±1°C
拓撲: ADC(三角積分型),寄存器庫
輸出類型: 2 線串行,I²C?/SMBUS?
輸出警報:
輸出風扇:
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應商設備封裝: 8-MSOP
包裝: 帶卷 (TR)
?2011 Microchip Technology Inc.
DS25095A-page 3
MCP9808
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings
V
DD
.................................................................................. 6.0V
Voltage at All Input/Output Pins .............. GND  0.3V to 6.0V
Storage Temperature ....................................-65癈 to +150癈
Ambient Temperature with Power Applied....-40癈 to +125癈
Junction Temperature (T
J
) ..........................................+150癈
ESD Protection on All Pins (HBM:MM)................ (4 kV:400V)
Latch-up Current at Each Pin (+25癈) ..................... ?00 mA
 Notice: Stresses above those listed under Maximum
ratings may cause permanent damage to the device.
This is a stress rating only and functional operation of
the device at those or any other conditions above those
indicated in the operational listings of this specification
is not implied. Exposure to maximum rating conditions
for extended periods may affect device reliability.
TEMPERATURE SENSOR DC CHARACTERISTICS
Electrical Specifications: Unless otherwise indicated, V
DD
 = 2.7V to 5.5V, GND = Ground and
T
A
 = -40癈 to +125癈.
Parameters
Sym
Min
Typ
Max
Unit
Conditions
Temperature Sensor Accuracy
-20癈 < T
A
 d +100癈
T
ACY
T
ACY
-0.5    ?.25
+0.5
V
DD
 = 3.3V
-40癈 < T
A
 d +125癈
-1.0    ?.25
+1.0
V
DD
 = 3.3V
Temperature Conversion Time
0.5癈/bit
t
CONV

30

ms    33s/sec (typical)
0.25癈/bit

65

ms    15s/sec (typical)
0.125癈/bit

130

ms    7s/sec (typical)
0.0625癈/bit

250

ms    4s/sec (typical)
Power Supply
Operating Voltage Range
V
DD
2.7

5.5
V
Operating Current
I
DD

200
400
Shutdown Current
I
SHDN

0.1
2
Power-on Reset (POR)
V
POR

2.2

V
Threshold for falling V
DD
Power Supply Rejection
敯C/擵
DD

-0.1

癈/V   V
DD
 = 2.7V to 5.5V, T
A
 = +25癈
Alert Output (open-drain output, external pull-up resistor required), see Section 5.2.3 Alert Output Configuration
High-Level Current (leakage)
I
OH


1
礎    V
OH
= V
DD
 (Active-Low, Pull-up Resistor)
Low-Level Voltage
V
OL


0.4
V
I
OL
= 3 mA (Active-Low, Pull-up Resistor)
Thermal Response, from +25癈 (air) to +125癈 (oil bath)
8L-DFN
t
RES

0.7

s
Time to 63% (+89癈)
8L-MSOP

1.4

s
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