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MC68HLC908LJ12 Datasheet, PDF (5/16 Pages) Freescale Semiconductor, Inc – low-voltage version of the MC68HC908LJ12 | |||
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Freescale Semiconductor, Inc.
HC908LJ12AD/D
MC68HLC908LJ12
Oscillator
Characteristics
Table 4. Oscillator Specifications (2.4 to 2.7V)
Characteristic
Internal oscillator clock frequency
Symbol
fICLK
Min
Typ
Max Unit
â
See Figure 1.
â
Hz
External reference clock to OSC1(1)
fOSC
dc
â
8M
Hz
Crystal reference frequency(2)
Crystal load capacitance(3)
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Series resistor(4)
1. No more than 10% duty cycle deviation from 50%.
2. Fundamental mode crystals only.
3. Consult crystal manufacturerâs data.
4. Not Required for high frequency crystals.
fXCLK
CL
C1
C2
RB
RS
32.768 k
4.9152M Hz
â
â
â
â
2 Ã CL (25p)
â
F
â
2 Ã CL (25p)
â
F
â
10 M
â
â¦
â
100 k
â
â¦
Table 5. Oscillator Specifications (2.7 to 3.3V)
Characteristic
Internal oscillator clock frequency
Symbol
fICLK
Min
Typ
Max Unit
â
See Figure 1.
â
Hz
External reference clock to OSC1(1)
fOSC
dc
â
16 M
Hz
Crystal reference frequency(2)
Crystal load capacitance(3)
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Series resistor(4)
1. No more than 10% duty cycle deviation from 50%.
2. Fundamental mode crystals only.
3. Consult crystal manufacturerâs data.
4. Not Required for high frequency crystals.
fXCLK
CL
C1
C2
RB
RS
32.768 k
4.9152M Hz
â
â
â
â
2 Ã CL (25p)
â
F
â
2 Ã CL (25p)
â
F
â
10 M
â
â¦
â
100 k
â
â¦
Addendum to MC68HC908LJ12 Technical Data
For More Information On This Product,
Go to: www.freescale.com
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