mc68hc05bd3 Freescale Semiconductor, Inc, mc68hc05bd3 Datasheet - Page 95
mc68hc05bd3
Manufacturer Part Number
mc68hc05bd3
Description
Mc68hc05bd3d Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC05BD3.pdf
(112 pages)
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12.4
MC68HC05BD3
(V
Frequency of operation
Internal operating frequency (f
(1) The minimum period t
Processor cycle time
Crystal oscillator start-up time
External RESET pulse width
Watchdog RESET output pulse width
Watchdog time-out
Interrupt pulse width (edge-triggered)
Interrupt pulse period
EXTAL pulse width
Notes:
DD
interrupt service routine plus 21 t
Control Timing
Crystal option
External clock option
Crystal
External clock
=5.0Vdc 10%, V
CHARACTERISTICS
SS
=0Vdc, temperature range=0 to 70 C)
ILIL
ELECTRICAL SPECIFICATIONS
should not be less than the number of cycles it takes to execute the
OSC
Table 12-2 Control Timing
/2)
CYC
.
SYMBOL
t
OH
t
t
t
f
t
OXOV
DOGL
t
t
OSC
f
f
CYC
DOG
t
ILIH
ILIL
OP
OP
RL
, t
OL
MINIMUM
114688
480
125
100
–
1.5
1.5
dc
dc
–
–
–
(1)
MAXIMUM
917504
100
4.2
4.2
2.1
2.1
–
–
–
–
–
–
UNIT
MHz
MHz
MHz
MHz
t
t
t
t
t
CYC
CYC
CYC
CYC
CYC
ms
ns
ns
TPG
12-3
12
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