MC68HC908GR8CP Freescale Semiconductor, MC68HC908GR8CP Datasheet - Page 369

• Manufacturer Part Number: MC68HC908GR8CP
• Description: IC MCU FLASH 8BIT 8MHZ 4K 28-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908GR8CP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 17
• Program Memory Size: 7.5KB (7.5K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

23.8 3.0 V Control Timing
MC68HC908GR8 — Rev 4.0
MOTOROLA
Frequency of operation
Internal operating frequency
Internal clock period (1/f
RESET input pulse width low
IRQ interrupt pulse width low
IRQ interrupt pulse period
16-bit timer
Notes:
1. V
2. See
3. No more than 10% duty cycle deviation from 50%
4. Some modules may require a minimum frequency greater than dc for proper operation.
5. Minimum pulse width reset is guaranteed to be recognized. It is possible for a smaller pulse
6. Minimum pulse width is for guaranteed interrupt. It is possible for a smaller pulse width to
7. Minimum pulse width is for guaranteed interrupt. It is possible for a smaller pulse width to
8. The minimum period, t
Crystal option
External clock option
(edge-triggered)
Input capture pulse width
Input capture period
Freescale Semiconductor, Inc.
See appropriate table for this information.
width to cause a reset.
be recognized.
be recognized.
execute the interrupt service routine plus t
SS
For More Information On This Product,
= 0 Vdc; timing shown with respect to 20% V
Clock Generation Module Characteristics
Characteristic
(7)
Go to: www.freescale.com
Electrical Specifications
Table 23-7. 3.0 V Control Timing
(3)
ILIL
(2)
OP
(1)
or t
)
TLTL
(6)
(5)
, should not be less than the number of cycles it takes to
Symbol
CYC
t
TH,
t
f osc
t
t
t
t
TLTL
f op
ILIH
IRL
ILIL
cyc
.
for more information.
t
TL
DD
and 70% V
Note 8
Note 8
dc
Min
244
125
125
32
—
SS
(4)
Electrical Specifications
unless otherwise noted.
3.0 V Control Timing
Technical Data
Max
16.4
100
4.1
—
—
—
—
—
—
MHz
MHz
Unit
kHz
t
t
ns
ns
ns
ns
cyc
cyc
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