参数资料
型号: ST62T53CB6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP20
封装: 0.300 INCH, PLASTIC, DIP-20
文件页数: 14/83页
文件大小: 1809K
代理商: ST62T53CB6
21/83
ST6253C ST6263C ST6263B ST6260C ST6260B
CLOCK SYSTEM (Cont’d)
Figure 12. Clock Circuit Block Diagram
Figure 13. Maximum Operating Frequency (fMAX) versus Supply Voltage (VDD)
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 fOSG Min.
3. When the OSG is disabled, operation in this
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 fOSG.
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 fOSG.
MAIN
OSCILLATOR
OSG
LFAO
M
U
X
Core
: 13
: 12
: 1
TIMER 1
Watchdog
POR
fINT
Main Oscillator off
OSCILLATOR
DIVIDER
RS0,RS1
1
2.5
3.644.555.5
6
8
7
6
5
4
3
2
Maximum FREQUENCY (MHz)
SUPPLY VOLTAGE (VDD)
FUNCTIONALITY
IS
NOT
3
4
3
2
1
fOSG
fOSG Min (at 85°C)
GUARANTEE
D
IN
T
H
IS
AR
EA
VR01807J
fOSG Min (at 125°C)
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