MC68HC908QT2CPE Freescale, MC68HC908QT2CPE Datasheet - Page 157
MC68HC908QT2CPE
Manufacturer Part Number
MC68HC908QT2CPE
Description
Manufacturer
Freescale
Datasheet
1.MC68HC908QT2CPE.pdf
(184 pages)
Specifications of MC68HC908QT2CPE
Cpu Family
HC08
Device Core Size
8b
Frequency (max)
8MHz
Total Internal Ram Size
128Byte
# I/os (max)
6
Number Of Timers - General Purpose
2
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
2.7V
On-chip Adc
4-chx8-bit
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Through Hole
Pin Count
8
Package Type
PDIP
Program Memory Type
Flash
Program Memory Size
1.5KB
Lead Free Status / RoHS Status
Compliant
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16.11 3-V Control Timing
Freescale Semiconductor
Internal operating frequency
Internal clock period (1/f
RST input pulse width low
IRQ interrupt pulse width low (edge-triggered)
IRQ interrupt pulse period
1. V
2. The minimum period is the number of cycles it takes to execute the interrupt service routine plus 1 t
noted.
DD
= 2.7 to 3.3 Vdc, V
RST
IRQ
OP
Characteristic
SS
)
= 0 Vdc, T
MC68HC908QY/QT Family Data Sheet, Rev. 6
A
Figure 16-7. RST and IRQ Timing
(1)
= T
L
to T
H
t
t
ILIH
RL
; timing shown with respect to 20% V
t
ILIL
f
Symbol
OP
t
t
t
t
ILIH
ILIL
cyc
(f
RL
Bus
)
Note
DD
Min
250
200
200
—
and 70% V
(2)
cyc
DD
Max
—
—
—
—
4
3-V Control Timing
.
, unless otherwise
MHz
Unit
t
ns
ns
ns
cyc
157
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