BU26156RFS Datasheet, PDF (4/95 Pages) Rohm – Monoraul MIC Input with ALC

BU26156RFS
Datasheet
Headphone Power Supply pin.
44 HPVDD
P
A capacitor is connected between HPVDD
and HPGND.
3 HPGND
P
Headphone ground pin.
5 NC
-
No Connection pin. Set open this pin.
Open
(Note1)In case of 2 wire serial, if this pin is used with external pull-up resistor, it possibly gets noise from power. Therefore tamper noise design is required in
the noisy environment.
Application Examples
Figure 4. Application Examples1(Use internal speaker amplifier)
Figure 5. Application Examples2 (Use external speaker amplifier)
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TSZ22111・15・001
4/92
TSZ02201-0V1V0E502570-1-2
Jul.1.2014 Rev.001