M054LAN Datasheet, PDF (54/64 Pages) Nuvotem Talema – ARM Cortex™-M0 32-BIT MICROCONTROLLER

8.3 AC Electrical Characteristics
8.3.1 External Crystal
M052/M054 Data Sheet
Note: Duty cycle is 50%.
PARAMETER
Clock High Time
Clock Low Time
Clock Rise Time
Clock Fall Time
SYMBOL
t_CHCX
t_CLCX
t_CLCH
t_CHCL
MIN.
20
20
-
-
8.3.2 External Oscillator
PARAMETER
Input clock frequency
Temperature
V_DD
Operating current
CONDITION
External crystal
-
-
12 MHz@ V_DD = 5V
TYP.
-
-
-
-
MIN.
4
-40
2.5
-
MAX.
125
125
10
10
TYP.
12
-
5
5
UNITS
nS
nS
nS
nS
CONDITION
MAX.
24
85
5.5
-
UNIT
MHz
℃
V
mA
8.3.3 Typical Crystal Application Circuits
CRYSTAL
4 MHz ~ 24 MHz
C1
C2
Optional
(Depend on crystal specification)
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Publication Release Date: Mar 15, 2011
Revision V1.0