ST72F264G ST Microelectronics, ST72F264G Datasheet - Page 133

• Manufacturer Part Number: ST72F264G
• Description: (ST72F260G - ST72F264G) 8-BIT MCU
• Manufacturer: ST Microelectronics

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CLOCK CHARACTERISTICS (Cont’d)
13.5.4 RC Oscillators
The ST7 internal clock can be supplied with an in-
ternal RC oscillator.
Figure 72. Typical Application with RC oscillator
Figure 73. Typical f
f
OSC (RCINT)
Symbol
4
U
4.5
3.5
2.5
1.5
0.5
4
3
2
1
0
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Internal RC oscillator frequency
See
2.35
Figure 73
OSC(RCINT)
ST72XXX
Vdd(V)
Parameter
5
vs V
R
IN
INTERNAL RC
DD
5.5
T=25C
T=130C
T=-45C
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C
IN
T
A
=25°C, V
Conditions
Voltage generator
V
REF
DD
=5V
+
-
ST72260G, ST72262G, ST72264G
Min
2
V
DD
Typ
3.5
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C
EX
Current copy
Max
discharge
6
f
133/171
OSC
MHz
Unit
4U
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