CM68HC05C4ACFB Motorola / Freescale Semiconductor, CM68HC05C4ACFB Datasheet - Page 123

• Manufacturer Part Number: CM68HC05C4ACFB
• Description: Microcontroller
• Manufacturer: Motorola / Freescale Semiconductor

13.10 3.3 V Control Timing
MC68HC05C4A
MOTOROLA
Oscillator Frequency
Internal Operating Frequency
Internal Clock Cycle Time
Crystal Oscillator Startup Time
Stop Recovery Startup Time (Crystal Oscillator)
RESET Pulse Width
Timer
Interrupt Pulse Width Low (Edge-Triggered)
Interrupt Pulse Period
OSC1 Pulse Width
NOTES
Crystal
External Clock
Crystal
External Clock
Resolution (Note 2)
Input Capture Pulse Width
Input Capture Pulse Period
1. V
2. Because a 2-bit prescaler in the timer must count four internal cycles (t
3. The minimum period, t
4. The minimum, t
determining the timer resolution.
service routine plus 24 t
plus 19 t
DD
:
*
TCAP PIN
Refer to timer resolution data in
= 3.3 Vdc
cyc
.
—
Rev. 4.0
ILIL
0.3 Vdc, V
, should not be less than the number of cycle times it takes to execute the interrupt service routine
Characteristic
TLTL
cyc.
, should not be less than the number of cycle times it tkes to execute the capture interrupt
SS
Figure 13-4. TCAP Timing Relationships
= 0 Vdc, T
Section 8.
t
TLTL
*
A
= –40 C to +85 C, unless otherwise noted.
Timer.
Electrical Specifications
t
t
Symbol
t
TH
OH
TH
cyc
t
*
t
t
t
f
t
TLTL
t
t
oxov
ILIH
f
ILIL
osc
resl
cyc
ilch
t
op
, t
, t
), this is the limiting minimum factor in
rl
TL
OL
Note 3
Note 4
General Release Specification
1000
250
250
200
Min
1.5
4.0
dc
dc
—
—
Electrical Specifications
3.3 V Control Timing
Max
100
100
2.0
2.0
1.0
1.0
—
—
—
—
—
—
—
—
t
TL
*
MHz
MHz
Unit
t
t
t
t
ms
ms
ns
ns
ns
ns
cyc
cyc
cyc
cyc
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