参数资料
型号: ST7PLITEUS5M6TR
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO8
封装: 0.150 INCH, LEAD FREE, PLASTIC, SOP-8
文件页数: 79/108页
文件大小: 1957K
代理商: ST7PLITEUS5M6TR
ST7LITEUSx
72/108
12.3.5.2 Internal RC oscillator calibrated at 3.3V
The ST7 internal clock can be supplied by an internal RC oscillator (selectable by option byte).
Notes:
2. Guaranteed by Design.
Figure 40. Internal RC oscillator frequency vs. temperature (RCCR=RCCR0) at VDD = 5.0V
Figure 41. Internal RC oscillator frequency vs. temperature (RCCR=RCCR1) at VDD = 3.3V
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fRC
Internal RC oscillator frequency
RCCR = FF (reset value),
TA=25°C,VDD=3.3V
4.4
MHz
RCCR = RCCR11 ),TA=25°C,VDD=3.3V
8
ACCRC
Accuracy of Internal RC oscillator
with
RCCR=RCCR11)
TA=25°C, VDD=3.3V
-2
+2
%
TA=25°C, VDD=3.0 to 3.6V
-4
+4
%
TA=0 to +85°C, VDD=3.3V
-4
+3.5
%
TA=0 to +85°C, VDD=3.0 to 3.6V
-6
+5
%
TA=0 to +125°C, VDD=3.3V
-5.5
+4.5
%
TA=0 to +125°C, VDD=3.0 to 3.6V
-7
+5.5
%
TA=-40°C to 0°C, VDD=3.0 to 3.6V
-6
+6
%
IDD(RC)
RC oscillator current consumption TA=25°C, VDD=3.3V
900 2)
A
tsu(RC)
RC oscillator setup time
TA=25°C, VDD=3.3V
4 2)
s
7.75
8
8.25
-60
-40
-20
0
20
40
60
80
100
120
140
TA (°C)
fR
C
(
M
H
z
)
4.5V
5.0V
5.5V
7.5
7.75
8
8.25
-60
-40
-20
0
20
40
60
80
100
120
140
TA (°C)
fR
C
(M
H
z
)
3.0V
3.3V
3.6V
1
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