MC68HC908GP32CP Freescale Semiconductor, MC68HC908GP32CP Datasheet - Page 117

• Manufacturer Part Number: MC68HC908GP32CP
• Description: IC MCU 8MHZ 32K FLASH 40-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908GP32CP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 33
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• For Use With: M68EVB908GP32 - BOARD EVALUATION FOR HC908GP32
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

MC68HC908GP32
MOTOROLA
NOTE:
•
MC68HC08GP32
Exceeding the recommended maximum bus frequency or VCO
frequency can crash the MCU.
10. Verify the choice of P, R, N, E, and L by comparing f
6. Calculate and verify the adequacy of the VCO and bus
7. Select the VCO’s power-of-two range multiplier E, according to
8. Select a VCO linear range multiplier, L, where f
9. Calculate and verify the adequacy of the VCO programmed
frequencies f
this table:
center-of-range frequency, f
the midpoint between the minimum and maximum frequencies
attainable by the PLL.
For proper operation,
and f
application’s tolerance of f
possible to f
—
NOTE: Do not program E to a value of 3.
Rev. 6
Clock Generator Module (CGMC)
VCLKDES
19,660,800 ≤ f
9,830,400 ≤ f
VCLK
VCLK
. For proper operation, f
0 < f
Frequency Range
.
f
VCLK
VCLK
L
and f
f
VRS
=
f
VCLK
VRS
VCLK
f
< 9,830,400
round
BUS
=
BUS
–
< 19,660,800
f
(
< 39,321,600
=
VCLK
2
VCLKDES
=
.
P



(
VRS
L 2
--------------------------
2
×
(
f
E
×
N R
VCLK
f
VCLK
≤
×
. The center-of-range frequency is
⁄
f
--------------------------
f
E
NOM
NOM
) f
)
) 4 ⁄
, and f
NOM
×
2
f



×
Clock Generator Module (CGMC)
RCLK
VCLK
2
E
VRS
must be within the
must be as close as
Functional Description
NOM
E
0
1
2
= 38.4 kHz
VCLK
Technical Data
to f
VRS
115