MC68HC908AP8CB Freescale Semiconductor, MC68HC908AP8CB Datasheet - Page 307

• Manufacturer Part Number: MC68HC908AP8CB
• Description: IC MCU 8K FLASH 8MHZ 42SDIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908AP8CB

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, IRSCI, SCI, SPI
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 32
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 42-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

22.11 3V Oscillator Characteristics
Freescale Semiconductor
Internal oscillator clock frequency
External reference clock to OSC1
Crystal reference frequency
Crystal load capacitance
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Series resistor
External RC clock frequency
RC oscillator external R
RC oscillator external C
1. The oscillator circuit operates at V
2. Typical value reflect average measurements at midpoint of voltage range, 25 °C only.
3. No more than 10% duty cycle deviation from 50%. The max. frequency is limited by an EMC filter.
4. Crystal manufacturer value.
5. Capacitor on OSC1 pin. Does not include parasitic capacitance due to package, pin, and board.
6. Capacitor on OSC2 pin. Does not include parasitic capacitance due to package, pin, and board.
Characteristic
(4)
(5)
(6)
(1)
(3)
Table 22-10. Oscillator Specifications (3V)
REG
MC68HC908AP Family Data Sheet, Rev. 4
.
f
Symbol
XTALCLK
f
RCCLK
R
C
f
f
ICLK
OSC
R
R
C
C
C
EXT
EXT
B
S
L
1
2
Min
64k
100
30
dc
—
—
—
—
1
See
32.768
Figure 22-1
88k
12.5
Typ
330
15
15
10
10
(2)
3V Oscillator Characteristics
104k
7.6M
Max
32M
100
470
22
—
—
—
—
Unit
kHz
MΩ
Hz
Hz
kΩ
Hz
pF
pF
pF
pF
Ω
305