參數(shù)資料
型號: MIC281
廠商: Micrel Semiconductor,Inc.
英文描述: Replaced by PTH05000W :
中文描述: 低成本IttyBitty熱傳感器IttyBitty
文件頁數(shù): 3/12頁
文件大?。?/td> 171K
代理商: MIC281
November 2004
3
MIC281
MIC281
Micrel
Absolute Maximum Ratings
(Note 1)
Power Supply Voltage, V
DD ....................................................
3.8V
Voltage on T1 ........................................–0.3V to V
DD
+0.3V
Voltage on CLK, DATA ...................................–0.3V to 6.0V
Current Into Any Pin ................................................. ±10mA
Power Dissipation, T
A
= 125°C ................................109mW
Junction Temperature ................................................ 150°C
Storage Temperature ............................... –65°C to +150°C
ESD Ratings,
Note 7
Human Body Model ................................................1.5kV
Machine Model ........................................................200V
Soldering (SOT23-6 Package)
Vapor Phase (60s) .........................................220
+5
/
–0
°C
Infrared (15s) .................................................235
+5
/
–0
°C
Operating Ratings
(Note 2)
Power Supply Voltage, V
DD
........................ +3.0V to +3.6V
Ambient Temperature Range (T
A
) .............. –40°C to +85°C
Package Thermal Resistance (
θ
JA
)
SOT-23-6 ...........................................................230°C/W
Electrical Characteristics
For typical values, T
A
=25°C, V
DD
=3.3V unless otherwise noted.
Bold
values are for T
MIN
≤ T
A
≤ T
MAX
unless otherwise noted.
Note 2
Symbol
Parameter
Condition
Power Supply
I
DD
Supply Current
T1 open; CLK=DATA=High; Normal Mode
Shutdown mode; T1 open; CLK = 100kHz;
Note 5
Shutdown Mode; T1 open; CLK=DATA=High
t
POR
Power-on reset time,
Note 5
V
DD
> V
POR
V
POR
Power-on reset voltage
All registers reset to default values; A/D
conversions initiated
V
HYST
Power-on reset hysteresis voltage
Note 5
Temperature-to-Digital Converter Characteristics
Accuracy,
Notes 3, 5, 6
0°C ≤ T
D
≤ 100°C; 0°C ≤ T
A
≤ 85°C;
3.15V ≤ V
DD
≤ 3.45V
–40°C ≤ T
D
≤ 125°C; 0°C ≤ T
A
≤ 85°C;
3.15V ≤ V
DD
≤ 3.45V
t
CONV
Conversion time,
Note 5
Remote Temperature Input, T1
I
F
Current into External Diode
T1 forced to 1.0V, high level
Note 5
Low level
Serial Data I/O Pin, DATA
V
OL
Low Output Voltage,
Note 4
I
OL
= 3mA
I
OL
= 6mA
V
IL
Low Input Voltage
3.0V ≤ V
DD
≤ 5.5V
V
IH
High Input Voltage
3.0V ≤ V
DD
≤ 5.5V
C
IN
Input Capacitance,
Note 5
I
LEAK
Input Current
Min
Typ
Max
Units
0.23
9
0.4
mA
μA
6
μA
μs
V
200
2.65
2.95
300
mV
±
1
±
3
°C
±
2
±
5
°C
200
240
ms
192
12
400
μA
μA
7
0.3
0.5
0.8
5.5
±
1
V
V
V
V
pF
μA
2.1
10
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