參數(shù)資料
型號: 1200
廠商: TEXAS INSTRUMENTS INC
元件分類: 無繩電話/電話
英文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC20
封裝: 4 X 4 MM, ROHS COMPLIANT, QLP-20
文件頁數(shù): 3/70頁
文件大?。?/td> 841K
代理商: 1200
Chipcon
SmartRF CC1100
Chipcon AS
SmartRF
CC1100 Preliminary Data Sheet (rev. 1.0) 2005-04-25
Page 11 of 68
10 Analog temperature sensor
The characteristics of the analog temperature sensor are listed in Table 10 below. Note that it is
necessary to write 0xBF to the PTEST register to use the analog temperature sensor in the IDLE
state.
The values in the table are simulated results and will be updated in later versions of the data sheet. Minimum / maximum
values are valid over entire supply voltage range. Typical values are for 3.0V supply voltage.
Parameter
Min
Typ
Max
Unit
Condition/Note
Output voltage at –40
°C
0.638
0.648
0.706
V
Output voltage at 0
°C
0.733
0.743
0.793
V
Output voltage at +40
°C
0.828
0.840
0.891
V
Output voltage at +80
°C
0.924
0.939
0.992
V
Temperature coefficient
2.35
2.45
2.46
mV/
°C
Fitted from –20
°C to +80°C
Absolute error in calculated
temperature
–14
–8
+14
°C
From –20
°C to +80°C when assuming best fit for
absolute accuracy: 0.763V at 0
°C and 2.44mV / °C
Error in calculated
temperature, calibrated
–2
+2
°C
From –20
°C to +80°C when using 2.44mV / °C,
after 1-point calibration at room temperature
Settling time after enabling
TBD
s
Current consumption
increase when enabled
0.3
mA
Table 10: Analog Temperature Sensor Parameters
11 DC Characteristics
The DC Characteristics of
CC1100 are listed in Table 11 below.
Tc = 25
°C if nothing else stated.
Digital Inputs/Outputs
Min
Max
Unit
Condition
Logic "0" input voltage
0
0.7
V
Logic "1" input voltage
VDD-0.7
VDD
V
Logic "0" output voltage
0
0.5
V
For up to 4mA output current
Logic "1" output voltage
VDD-0.3
VDD
V
For up to 4mA output current
Logic "0" input current
N/A
–1
A
Input equals 0V
Logic "1" input current
N/A
1
A
Input equals VDD
Table 11: DC Characteristics
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