ML9040-Axx/-Bxx
AC Characteristics
¡ Semiconductor
(VDD = 4.5 to 5.5V, Ta = –20 to +75°C)
Parameter
Rf Clock Oscillation
Frequency
Symbol
Condition
Min.
Typ.
Max. Unit Applicable pin
OSC1
Rf = 91kW ± 2%
fOSC1
fIN
fDUTY
tr
175
250
250
50
350
350
55
kHz
kHz
%
OSC2
*2
Clock Input
OSC2 is open.
125
45
OSC1
Frequency
Input from OSC1
Input Clock Duty
OSC1
OSC1
OSC1
*3
*4
*4
Input Clock Rise
Time
—
—
0.2
0.2
ms
Input Clock Fall
Time
tf
—
—
ms
Rf = 510kW,
Ceramic Unit
Oscillation
Frequency
C1 = C2 = 200 pF,
Rd = 30kW, and
Ceralock CSB250A.
OSC1
OSC2
fOSC
245
250
255
kHz
*5
*1 Applicable to the current that flows in pin V when power is input as follows:
DD
V
DD
= 5V, GND = 0V, V = 3.4V, V = 1.8V, V = 0.2V, V = -1.4V, and V = -3V.
1 2 3 4 5
*2
OSC1
OSC2
Rf=91kW±2%
Rf
Minimum wiring is required between
OSC1 and Rf and between OSC2 and Rf.
8
OKI [ OKI ELECTRONIC COMPONETS ]
