cxa1580q Sony Electronics, cxa1580q Datasheet - Page 8

• Manufacturer Part Number: cxa1580q
• Description: Dolby B Type Noise Reduction System With Playback Equalizer
• Manufacturer: Sony Electronics

Description of Operation
Operation mode control (INSW, AUXSW, TAPESW, DRSW, NRSW, MSSW, MODESW)
The CXA1580Q has built in electronic switch circuits and the operations are controlled by the direct current
applied to each SW pin. The operation mode state for each switch is shown in the table below.
Click noise can be reduced by the external CR time constant circuit for NR SW switching.
INSW
AUXSW
TAPESW
DRSW
NRSW
MSSW
MODESW
SW
AUX (CD/RADIO) IN
RADIO
70µS
PB FWD
DOLBY B NR
MS OFF
G2(NOR) MODE
Function for Low input
Function for High input
TAPE IN
CD
120µs
PB RVS
NR OFF
MS ON
G1(FF) MODE
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CXD1580Q