mc68hc08qa24 Freescale Semiconductor, Inc, mc68hc08qa24 Datasheet - Page 389

• Manufacturer Part Number: mc68hc08qa24
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

23.6 Control Timing
MC68HC08QA24
Freescale Semiconductor
Bus operating frequency (4.5–5.5 V — V
RESET pulse width low
IRQ interrupt pulse width low (edge-triggered)
IRQ interrupt pulse period
EEPROM programming time per byte
EEPROM erasing time per byte
EEPROM erasing time per block
EEPROM erasing time per bulk
EEPROM programming voltage discharge period
Cumulative program time per program cycle
16-bit timers
1. V
2. Programming is done in an iterative program / verify loop which is exited upon a successful verify.
3. The 2-bit timer prescaler is the limiting factor in determining timer resolution.
4. Refer to
5. The minimum period t
Input capture pulse width
Input capture period
service routine plus TBD t
DD
= 5.0 Vdc ± 10%, V
Table 20-2 . Mode, Edge, and Level Selection
(3)
Characteristic
(5)
TLTL
SS
cyc
or t
(4)
= 0 Vdc, T
.
ILIL
should not be less than the number of cycles it takes to execute the capture interrupt
(1)
A
= –40°C to +125°C, unless otherwise noted.
DD
only)
(2)
Electrical Specifications
and supporting note.
Symbol
t
t
t
EBLOCK
t
t
t
EEPGM
TH,
EBYTE
EBULK
EEFPV
t
f
t
t
TLTL
BUS
t
ILHI
ILIL
—
RL
t
TL
Note 3
Note 5
Min
100
1.5
1.5
—
10
10
10
10
—
2
Electrical Specifications
Max
100
8.4
—
—
—
—
—
—
—
—
—
—
Technical Data
MHz
Unit
t
t
t
t
ms
ms
ms
ms
ms
µs
cyc
cyc
cyc
cyc
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