MC68HC908MR8CP Freescale Semiconductor, MC68HC908MR8CP Datasheet - Page 347

• Manufacturer Part Number: MC68HC908MR8CP
• Description: IC MCU 8K FLASH 8MHZ PWM 28-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908MR8CP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 12
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 4x10b
• 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: -

21.10 Clock Generation Module Component Specifications
21.11 CGM Operating Conditions
MC68HC908MR8 — Rev 4.1
Freescale Semiconductor
Crystal load capacitance
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Series resistor
Filter capacitor
Bypass capacitor
Crystal reference frequency
Range nominal multiplier
VCO center-of-range frequency
VCO frequency multiplier
VCO center of range multiplier
VCO operating frequency
Characteristic
Characteristic
Symbol
C
R
R
C
C
C
C
BYP
B
S
L
1
2
F
Electrical Specifications
Min
—
—
—
—
—
—
0
(V
Symbol
Clock Generation Module Component Specifications
f
f
f
f
DDA
XCLK
VCLK
NOM
330 kΩ
C
VRS
22 MΩ
0.1 µF
2 * C
2 * C
N
L
Typ
FACT
—
/f
XCLK
L
L
*
4.9152 MHz
)
f
1 MHz
VRSMIN
Min
1 MΩ
—
Max
1
1
—
—
—
—
—
—
Consult crystal
manufacturing data
Consult crystal
manufacturing data
Consult crystal
manufacturing data
Not required
C
impedance from
f = f
100 * f
resistance must be
considered.
4.9152 MHz
BYP
XCLK
Electrical Specifications
Typ
must provide low ac
—
—
—
—
—
VCLK
/100 to
Notes
, so series
—
Technical Data
32.8 MHz
f
VRSMAX
8 MHz
Max
15
15
—
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