CXA1910Q
*
PBOUT, PBFB, PBIN equivalent circuit
Vcc
VREG
PBOUT
500
500
147
1
30
300k
10p
PBFB
32
39
PBIN
600
33
34
37
38
GND
Description for SW pins
MSMODE - Switching of MS signal detection/blank detection
High: G1; Low: G2
NRSW -
Switching of Dolby B type noise reduction ON/OFF
High: noise reduction ON; Low: noise reduction OFF
Switching of tape direction
DRSW -
High: reverse; Low: forward
TAPESW - Switching of HIGH/NORMAL tape
High: NORMAL tape; Low: HIGH tape
NRMODE - Switching of noise reduction modes
High: noise reduction OFF; Low: Dolby B
MSSW -
Switching of MS ON/OFF
High: MS ON; Low: MS OFF
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