MSM9831 View Datasheet(PDF) - Oki Electric Industry
Part Name
Description
Manufacturer
MSM9831 Datasheet PDF : 23 Pages
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¡ Semiconductor
MSM9831-xxx
AC Characteristics
(Oscillation Frequency at fOSC=4.096 MHz, VDD=2.0 to 5.0 V, GND=0 V, Ta=–40 to +85°C)
Parameter
Symbol
Condition
Min. Typ. Max. Unit
Master Clock duty cycle
fduty
—
40 50 60 %
Time before RESET input after Power On
tRST
PDWN hold time after RESET input
tPDH
—
10 — — ms
—
10 — — ms
DA Converter shifting time
(Pop-Noise Canceller working time) *1 tDAR, tDAF
PDWN-ST setup time
ST-PI setup time
PI pulse width
PI cycle time
ST-PI hold time
ST-AOUT setup time
tPDSS
tSPS
tPW
tPC
tSPH
*2
tSAS
—
—
—
—
—
—
fSAM=8.0 kHz
60 64 68 ms
1
— — ms
1
— — ms
0.35 — 2000 ms
0.7 — 4000 ms
1
— — ms
— — 1050 ms
Phrase stop time
*2
tDPS
fSAM=8.0 kHz
— — 700 ms
Silence in-between phrases
*2
tBLN
Stop ST pulse width
tSSW
Phrase ST-Phrase ST pulse interval *2
tPP
Phrase ST-Stop ST pulse interval
*2
tPS
Stop ST-Phrase ST pulse interval
*2
tSP
fSAM=8.0 kHz
—
fSAM=8.0 kHz
fSAM=8.0 kHz
fSAM=8.0 kHz
— — 700 ms
0.35 — 2000 ms
1050 — — ms
1050 — — ms
500 — — ms
Sampling Freqnency
*3 fSAM
—
3.9 — 28.0 kHz
*1 Proportional to the period of oscillation frequency (fOSC).
*2 Proportional to the period of sampling frequency (fSAM).
*3 The sampling frequency (fSAM) is determined by the oscillation frequency (fOSC) and the
frequency dividing ratio selected for each phrase.
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