Abov MC97F60128 - Main Oscillation Stabilization Characteristics; Sub Oscillation Characteristics

46
MC97F60128
ABOV Semiconductor Co., Ltd.
7.21 Main Oscillation Stabilization Characteristics
(T
A
=-40°C ~ +85°C, VDD=1.8V ~ 5.5V)
Oscillator
Parameter
MIN
TYP
MAX
Unit
Crystal
fXIN ≥ 1 MHz, VDD = 2.0V~5.5V
Oscillation stabilization occurs when VDD is
equal to the minimum oscillator voltage
range.
–
–
60
ms
Ceramic
fXIN ≥ 1 MHz, VDD = 1.8V~5.5V
Oscillation stabilization occurs when VDD is
equal to the minimum oscillator voltage
range.
–
–
10
ms
External Clock
f
XIN
= 0.4 to 10MHz
XIN input high and low width (t
XH
, t
XL
)
42
–
1250
ns
Table 7-22 Main Oscillation Stabilization Characteristics
tXHtXL
XIN
0.2VDD
0.8VDD
1/fXIN
Figure 7.12 Clock Timing Measurement at XIN
7.22 Sub Oscillation Characteristics
(T
A
=-40°C ~ +85°C, VDD=1.8V ~ 5.5V)
Oscillator
Parameter
MIN
TYP
MAX
Unit
Crystal
–
–
–
10
s
External Clock
SXIN input high and low width (t
XH
, t
XL
)
5
–
15
us
Table 7-23 Sub Oscillation Stabilization Characteristics
tXHtXL
SXIN
0.2VDD
0.8VDD
1/fSUB
Figure 7.13 Clock Timing Measurement at SXIN