MC908GR16ACFA FREESCALE [Freescale Semiconductor, Inc], MC908GR16ACFA Datasheet - Page 254

• Manufacturer Part Number: MC908GR16ACFA
• Description: M68HC08 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Electrical Specifications
20.9 Clock Generation Module (CGM) Characteristics
20.9.1 CGM Component Specifications
20.9.2 CGM Electrical Specifications
254
Crystal frequency
Crystal load capacitance
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Series 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)
for detailed instruction on selecting appropriate values for L and E.
MC68HC908GR16A Data Sheet, Rev. 1.0
(1)
Symbol
Symbol
f
f
f
f
XCLK
RCLK
NOM
VRS
R
R
C
C
C
B
S
L
1
2
Min
Min
0.5
—
—
—
—
—
—
1
1
(Lx2
(2 x C
(2 x C
71.42
Typ
Typ
20
E
4
1
0
4
)f
L
L
NOM
) –5
) –5
Freescale Semiconductor
Max
Max
10
—
—
—
—
—
—
8
8
MHz
MHz
MHz
Unit
Unit
KHz
MΩ
pF
pF
pF
Ω