MC81F4104 Datasheet, PDF (25/118 Pages) Finechips – ABOV SEMICONDUCTOR

Parameter
Symbol Conditions Min Typ Max
2.2
2.4
2.6
LVR voltage
VLVR
–
2.5
2.7
2.9
2.7
3.0
3.3
3.6
4.0
4.4
Hysteresis voltage of
△V
–
–
10
100
LVR
Current consumption
ILVR
VDD = 3V
–
45
80
MC81F4104
Units
V
mV
uA
NOTES:
1. The current of LVR circuit is consumed when LVR is enabled by “ROM Option”.
2. 2¹⁶/fx ( = 6.55 ms at fx = 10 MHz)
7.9 Main clock Oscillator Characteristics
(T_A = - 40 ^C to + 85^C, V_DD = 2.2 V to 5.5 V)
Oscillator
Parameter
Conditions
Min
Crystal
2.2 V – 5.5 V
1.0
Main oscillation
frequency
2.7 V – 5.5 V
1.0
4.0 V – 5.5 V
1.0
2.2 V – 5.5 V
1.0
Ceramic
Oscillator
Main oscillation
frequency
2.7 V – 5.5 V
1.0
4.0 V – 5.5 V
1.0
2.2 V – 5.5 V
1.0
External
Clock
XIN input frequency _{2.7 V – 5.5 V}
1.0
4.0 V – 5.5 V
1.0
Typ.
–
–
–
–
–
–
–
–
–
Max
4.2
8.0
12.0
4.2
8.0
12.0
4.2
8.0
12.0
Units
MHz
MHz
MHz
XIN
XOUT
C1
C2
Figure 7-5 Crystal/Ceramic Oscillator
October 19, 2009 Ver.1.35
25