MC68HC708XL36 FREESCALE [Freescale Semiconductor, Inc], MC68HC708XL36 Datasheet - Page 345

• Manufacturer Part Number: MC68HC708XL36
• Description: HCMOS Microcontroller Unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

13-spec_a
MOTOROLA
Filter Capacitor Multiply Factor
Acquisition Mode Time Factor
Tracking Mode Time Factor
Manual Mode Time to Stable
Manual Stable to Lock Time
Manual Acquisition Time
Tracking Mode Entry Frequency Tolerance
Acquisition Mode Entry Frequency Tolerance
LOCK Entry Frequency Tolerance
LOCK Exit Frequency Tolerance
Reference Cycles per Acquisition Mode Measurement
Reference Cycles per Tracking Mode Measurement
Automatic Mode Time to Stable
Automatic Stable to Lock Time
Automatic Lock Time
PLL Jitter
1. If C
2. Deviation of average bus frequency over 2 ms. N = VCO frequency multiplier
F
chosen correctly
(2)
Table 13. CGM Acquisition and Lock Time Specifications
Description
Freescale Semiconductor, Inc.
(1)
(1)
For More Information On This Product,
(1)
(1)
Go to: www.freescale.com
Specifications
Symbol
C fact
K acq
t Lock
t Lock
n acq
t acq
t acq
K trk
n trk
Lock
t al
acq
t al
unl
f
trk
J
6.3%
0.9%
n
----------- -
f
---------- -
f
Min
n
xclk
xclk
—
—
—
—
—
—
—
—
acq
—
0
0
0
trk
.
----------------------------- -
f
----------------------------- -
f
---------------------------
f
---------------------------
f
xclk
xclk
Preliminary Electrical Specifications
xclk
xclk
t acq + t al
8 V
8 V
4
4
t acq +t al
0.0154
0.1135
0.0174
Typ
128
32
—
—
—
—
—
V
V
DDA
DDA
DDA
K
DDA
K
K
K
acq
acq
trk
trk
f crys
MC68HC708XL36
Max
3.6%
7.2%
0.9%
1.8%
2
—
—
—
—
—
—
—
—
—
—
—
P
0.025%
N/4
Specifications
F/sV
Cyc.
Cyc.
Unit
Hz
—
—
—
—
V
V
s
s
s
s
s
s
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