IS22C022 Просмотр технического описания (PDF) - Integrated Silicon Solution
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IS22C022 Datasheet PDF : 11 Pages
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IS22C022
APPLICATION CIRCUITS
TYPICAL APPLICATION
ISSI ®
ROSC
Vcc
OSC
COUT
S1
S2
R
S3
S4
SBT
IRP GND
SP ROSC
Vcc
VOUT1
C
OSC
S1
S2
S3
VOUT2
PIEZO
BUZZER OR
32/64 OHM
SPEAKER
S4
SBT
IRP GND
CASCADE APPLICATION
Vcc
Vcc
ROSC
ROSC
SP
OSC
OSC
COUT
COUT
SBT
IRP OUT3
GND
R
SBT
IRP
GND
Notes:
1. To direct dirve a speaker or buzzer, C is needed (C = 0.1 µF).
2. R = 330 Ohm (if using transistor 8050 and Vcc = 4.5V).
3. SP = 8 Ohm speaker.
4. To determine the value of ROSC, refer to the Sampling Frequency vs. ROSC tables on page 5.
8
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. A
11/15/99
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