MC68HC908GZ8 FREESCALE [Freescale Semiconductor, Inc], MC68HC908GZ8 Datasheet - Page 294

• Manufacturer Part Number: MC68HC908GZ8
• Description: M68HC08 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Electrical Specifications
21.9 Clock Generation Module Characteristics
21.9.1 CGM Component Specifications
21.9.2 CGM Electrical Specifications
294
Crystal frequency
Crystal load capacitance
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Reference frequency (for PLL operation)
Range nominal multiplier
Programmed VCO center-of-range frequency
1. Consult crystal manufacturer’s data.
1. See
4.3.6 Programming the PLL
Characteristic
Characteristic
(1)
MC68HC908GZ16 • MC68HC908GZ8 Data Sheet, Rev. 4
for detailed instruction on selecting appropriate values for L and E.
(1)
Symbol
Symbol
f
f
f
f
XCLK
RCLK
NOM
VRS
R
C
C
C
B
L
1
2
Min
Min
—
—
—
—
—
1
1
1
(Lx2
(2 x C
(2 x C
71.42
Typ
Typ
10
—
E
4
4
)f
L
L
NOM
) –5
) –5
Freescale Semiconductor
Max
Max
20
—
—
—
—
—
8
8
MHz
MHz
MHz
Unit
Unit
KHz
MΩ
pF
pF
pF