MC68HC908AB32 MOTOROLA [Motorola, Inc], MC68HC908AB32 Datasheet - Page 384

• Manufacturer Part Number: MC68HC908AB32
• Description: HCMOS Microcontroller Unit
• Manufacturer: MOTOROLA [Motorola, Inc]

Electrical Specifications
23.12.3 CGM Acquisition/Lock Time Information
Technical Data
384
Notes:
Manual mode time to stable
Manual stable to lock time
Manual acquisition time
Tracking mode entry
Acquisition mode entry
LOCK entry freq. tolerance
LOCK exit freq. tolerance
Reference cycles per
Reference cycles per
Automatic mode time
Automatic stable to lock time
Automatic lock time
PLL jitter, deviation of
1. V
2. GBNT guaranteed but not tested.
frequency tolerance
frequency tolerance
Acquisition mode
measurement
Tracking mode
measurement
to stable
average bus frequency
over 2 ms
DD
Description
= 5.0 Vdc
10%, V
(1)
SS
= 0 Vdc, T
Freescale Semiconductor, Inc.
Symbol
D
D
For More Information On This Product,
D
D
n
n
t
t
t
t
LOCK
ACQ
Lock
ACQ
Lock
t
t
ACQ
TRK
TRK
UNT
UNL
AL
AL
A
= T
L
Go to: www.freescale.com
n
n
to T
Electrical Specifications
ACQ
TRK
Min
6.3%
0.9%
—
—
—
—
—
—
H
0
0
0
/f
/f
, unless otherwise noted.
XCLK
XCLK
(8 V
(4
(8 V
(4 V
V
DDA
DDA
DDA
DDA
t
t
ACQ
ACQ
)/(f
)/(f
)/(f
)/(f
Typ
128
—
—
—
—
32
—
XCLK
XCLK
XCLK
XCLK
+t
+ t
AL
AL
K
K
K
K
ACQ)
TRK
ACQ)
TRK
)
)
MC68HC908AB32
(.025%)
(f
Max
3.6%
7.2%
0.9%
1.8%
(N/4)
CRYS
—
—
—
—
—
—
—
)
If C
If C
If C
If C
N = VCO
correctly
correctly
Correctly
Correctly
Freq. Mult.
(GBNT)
MOTOROLA
F
F
F
F
Notes
—
chosen
chosen
Chosen
Chosen
Rev. 1.0
(2)