st62t62cmae STMicroelectronics, st62t62cmae Datasheet - Page 20

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st62t62cmae

Manufacturer Part Number
st62t62cmae
Description
8-bit Otp/eprom/fastrom Mcus With A/d Converter, Safe Reset, Auto-reload Timer And Eeprom
Manufacturer
STMicroelectronics
Datasheet
ST62T52CM-Auto ST62T62CM-Auto
CLOCK SYSTEM (Cont’d)
Figure 11. Clock Circuit Block Diagram
Figure 12. Maximum Operating Frequency (f
Notes:
1. In this area, operation is guaranteed at the
quartz crystal frequency.
2. When the OSG is disabled, operation in this
area is guaranteed at the crystal frequency. When
the OSG is enabled, operation in this area is guar-
anteed at a frequency of at least f
3. When the OSG is disabled, operation in this
20/72
OSCILLATOR
MAIN
8
7
6
5
4
3
2
1
Maximum FREQUENCY (MHz)
2.5
3
4
OSG Min.
LFAO
OSG
3.6
SUPPLY VOLTAGE (V
Main Oscillator off
MAX
4
) versus Supply Voltage (V
area is guaranteed at the quartz crystal frequency.
When the OSG is enabled, access to this area is
prevented. The internal frequency is kept a f
4. When the OSG is disabled, operation in this
area is not guaranteed
When the OSG is enabled, access to this area is
prevented. The internal frequency is kept at f
4.5
M
U
X
DD
)
3
2
1
5
f
f
OSG
OSG
f
OSG
f
INT
Min (at 85°C)
Min (at 125°C)
5.5
DD
: 12
: 13
: 1
)
6
POR
Core
TIMER 1
Watchdog
VR01807J
OSG.
OSG.

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