MC68HC705 MOTOROLA [Motorola, Inc], MC68HC705 Datasheet - Page 29
MC68HC705
Manufacturer Part Number
MC68HC705
Description
HCMOS Microcontroller Unit
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC705.pdf
(222 pages)
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1.7.2.3 External Clock Signal
MC68HC705C8A — Rev. 2.0
MOTOROLA
NOTE:
NOTE:
The bus frequency (f
(f
period.
An external clock from another
CMOS-compatible device can drive the
OSC1 input, with the OSC2 pin
unconnected, as
The bus frequency (f
the processor clock cycle is two times the f
OSC
), while the processor clock cycle (t
General Description
Figure 1-11
OP
OP
) is one-half the external or crystal frequency
) is one-half the external frequency (f
OSC1
Ceramic Resonator
Figure 1-10. 3-Pin
Connections
shows.
RESONATOR
CERAMIC
MCU
CYC
OSC2
OSC
) is two times the f
Figure 1-11. External
CMOS CLOCK
EXTERNAL
period.
Clock
General Description
MCU
Technical Data
Pin Functions
OSC
OSC
) while
29