MC68HC908AS60MFN MOTOROLA [Motorola, Inc], MC68HC908AS60MFN Datasheet - Page 429

• Manufacturer Part Number: MC68HC908AS60MFN
• Description: HCMOS Microcontroller Unit
• Manufacturer: MOTOROLA [Motorola, Inc]

24.11 CGM Acquisition/Lock Time Information
24.12 Timer Module Characteristics
MC68HC908AS60 — Rev. 1.0
MOTOROLA
Manual mode time to stable
Manual stable to lock time
Manual acquisition time
Tracking mode entry
Acquisition mode entry
Lock entry frequency
Lock exit frequency
Reference cycles per
Reference cycles per
Automatic mode time to
Automatic stable to lock
Automatic lock time
PLL jitter, deviation of
Notes:
Input capture pulse width
Input clock pulse width
frequency tolerance
frequency tolerance
tolerance
tolerance
acquisition mode
measurement
tracking mode
measurement
stable
time
average bus frequency
over 2 ms
1. GBNT guaranteed but not tested
2. V
DD
Description
= 5.0 Vdc
0.5 V, V
Characteristic
SS
= 0 Vdc, T
Freescale Semiconductor, Inc.
Symbol
D
D
D
D
n
n
t
t
t
t
For More Information On This Product,
ACQ
Lock
ACQ
Lock
t
t
ACQ
TRK
TRK
UNT
Lock
UNL
—
AL
AL
A
= –40 C to T
Go to: www.freescale.com
n
n
ACQ
TRK
Electrical Specifications
± 0.9%
Min
6.3%
—
—
—
—
—
—
0
0
/f
0
/f
XCLK
XCLK
A(MAX)
(8 x V
(8 x V
(4 x V
(4 x V
, unless otherwise noted.
DDA
DDA
DDA
DDA
t
t
ACQ
ACQ
t
Symbol
)/(f
)/(f
TCH,
)/(f
)/(f
t
TIH,
Typ
128
32
—
—
—
—
—
XCLK
XCLK
XCLK
XCLK
+ t
+ t
t
t
TIL
TCL
AL
AL
CGM Acquisition/Lock Time Information
x K
x K
x K
x K
ACQ
ACQ
TRK
TRK
(1/f
Min
OP
125
)
)
)
)
) + 5
x (.025%)
± (f
± 3.6%
± 7.2%
± 0.9%
± 1.8%
x (N/4)
Max
Electrical Specifications
—
—
—
—
—
—
—
—
CRYS
Max
)
—
—
Technical Data
If C
If C
If C
If C
N = VCO
correctly
correctly
correctly
correctly
frequency
multiplier
(GBNT)
Notes
F
F
F
F
chosen
chosen
chosen
chosen
Unit
ns
ns
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