ST92F124/F150/F250 - ELECTRICAL CHARACTERISTICS
OSCILLATOR CHARACTERISTICS
(VDD = 5V ± 10%, TA = –40°C to +125°C, CLoad = 50pF, fINTCLK = 24MHz, unless otherwise specified)
Symbol
Parameter
Comment
Value
Min
Typ (1)
Unit
Max
fOSC
gm
VIHCK
VILCK
TSTUP
ILOAD
RPOL
VOSC
Crystal Frequency
Oscillator Transconductance
Clock Input High Level
Clock Input Low Level
Oscillator Start-up Time
Fundamental mode crystal or ex-
ternal clock applied to OSCOUT
External Clock
External Clock
Oscillation Level
3
1.2 (2)
2 (2)
-0.3
90
5
MHz
1.5 (2)
100
128
600 (2)
mA/V
VDD + 0.3 V
0.4 (2)
V
5 (2)
ms
µA
180
kΩ
mV
Note:
(1) Unless otherwise stated, typical data are based on TA= 25° C and VDD= 5V. They are only reported for design guide lines not tested in
production.
(2) Value guaranteed by design.
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