參數(shù)資料
型號(hào): MCF52223_07
廠商: 飛思卡爾半導(dǎo)體(中國(guó))有限公司
英文描述: ColdFire Microcontroller
中文描述: ColdFire微控制器
文件頁(yè)數(shù): 33/56頁(yè)
文件大小: 962K
代理商: MCF52223_07
Electrical Characteristics
MCF52223 ColdFire Microcontroller, Rev. 2
Freescale Semiconductor
33
2.7
Clock Source Electrical Specifications
Output high voltage (high drive)
I
OH
= -5 mA
V
OH
V
DD
– 0.5
V
Output low voltage (high drive)
I
OL
= 5 mA
V
OL
0.5
V
Output high voltage (low drive)
I
OH
= -2 mA
V
OH
V
DD
- 0.5
V
Output low voltage (low drive)
I
OL
= 2 mA
Weak internal pull Up device current, tested at V
IL
Max.
2
Input Capacitance
3
All input-only pins
All input/output (three-state) pins
V
OL
0.5
V
I
APU
–10
–130
μ
A
C
in
7
7
pF
1
Refer to Table 27 for additional PLL specifications.
2
Refer to
Table 2
for pins having internal pull-up devices.
3
This parameter is characterized before qualification rather than 100% tested.
Table 27. PLL Electrical Specifications
(V
DD
and V
DDPLL
= 2.7 to 3.6 V, V
SS
= V
SSPLL
= 0 V)
Characteristic
Symbol
Min
Max
Unit
PLL reference frequency range
Crystal reference
External reference
f
ref_crystal
f
ref_ext
2
2
10.0
10.0
MHz
System frequency
1
External clock mode
On-chip PLL frequency
f
sys
0
f
ref
/ 32
66.67 or 80
2
66.67 or 80
2
MHz
Loss of reference frequency
3, 5
f
LOR
100
1000
kHz
Self clocked mode frequency
4
f
SCM
1
5
MHz
Crystal start-up time
5, 6
t
cst
10
ms
EXTAL input high voltage
External reference
V
IHEXT
2.0
V
DD
V
EXTAL input low voltage
External reference
V
ILEXT
V
SS
0.8
V
PLL lock time
4,7
t
lpll
500
μ
s
Duty cycle of reference
4
t
dc
40
60
% f
ref
Table 26. DC Electrical Specifications (continued)
1
Characteristic
Symbol
Min
Max
Unit
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