mc9s08ac128 Freescale Semiconductor, Inc, mc9s08ac128 Datasheet - Page 25

• Manufacturer Part Number: mc9s08ac128
• Description: 8-bit Hcs08 Central Processor Unit Cpu
• Manufacturer: Freescale Semiconductor, Inc

1
2
3.9.1
Freescale Semiconductor
Num
Typical values are based on characterization data at V
Self-clocked mode frequency is the frequency that the DCO generates when the FLL is open-loop.
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
C
ICG Frequency Specifications
(V
Oscillator crystal or resonator (REFS = 1)
Input clock frequency (CLKS = 11, REFS = 0)
Input clock frequency (CLKS = 10, REFS = 0)
Internal reference frequency (untrimmed)
Duty cycle of input clock (REFS = 0)
Output clock ICGOUT frequency
Minimum DCO clock (ICGDCLK) frequency
Maximum DCO clock (ICGDCLK) frequency
Self-clock mode (ICGOUT) frequency
Self-clock mode reset (ICGOUT) frequency
Loss of reference frequency
Loss of DCO frequency
Crystal start-up time
FLL lock time
FLL frequency unlock range
FLL frequency lock range
ICGOUT period jitter,
Internal oscillator deviation from trimmed
DDA
(Fundamental mode crystal or ceramic resonator)
Low range
High range
Low range
High range
CLKS = 10, REFS = 0
All other cases
Low range
High range
Low range
High range
Low range
High range
Long term jitter (averaged over 2 ms interval)
frequency
V
V
High Gain, FBE (HGO = 1,CLKS = 10)
High Gain, FEE (HGO = 1,CLKS = 11)
Low Power, FBE (HGO = 0, CLKS = 10)
Low Power, FEE (HGO = 0, CLKS = 11)
DD
DD
= V
= 2.7 – 5.5 V, (constant temperature)
= 5.0 V ±10%, –40° C to 125°C
DDA
9
, 7
(min) to V
Characteristic
Table 3-11. ICG Frequency Specifications
MC9S08AC128 MCU Series Data Sheet, Rev. 1
5, 6
, 8
4
measured at f
DDA
3
Preliminary — Subject to Change
(max), Temperature Range = –40 to 125°C Ambient)
DD
2
ICGOUT
= 5.0V, 25°C unless otherwise stated.
Max
Chapter 3 Electrical Characteristics and Timing Specifications
f
f
ICGDCLKmax
ICGDCLKmin
f
f
Symbol
ICGIRCLK
f
Self_reset
fhi_byp
fhi_eng
flp_byp
flp_eng
n
ACC
ICGOUT
f
t
C
t
t
n
hi_eng
f
t
f
f
CSTH
Unlock
CSTL
Lockh
f
Extal
Lockl
LOR
LOD
t
Self
Lock
flo
Jitter
f
dc
lo
int
f
f
ICGDCLKmin
Extal
f
182.25
lo
–4*N
–2*N
Min
5.5
0.5
32
32
40
(min)
50
—
—
—
—
—
—
—
1
2
1
2
2
0
3
5
(min)
± 0.5
±0.5
Typ
243
430
—
—
—
—
—
—
—
—
—
—
—
8
4
1
f
f
ICGDCLKmax
f
ICGDCLKmax
Extal
303.75
max)
Max
10.5
100
100
500
4*N
2*N
1.5
0.2
±2
±2
16
10
10
40
60
40
25
—
—
8
8
2
2
(max)
(
counts
counts
% f
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Unit
kHz
kHz
kHz
kHz
ms
ms
%
%
ICG
25