TEA2260 - TEA2261
SIMPLIFIED APPLICATION DIAGRAMS
Figure 1 : Master-slave Concept
Muting
Control
AUDIO
OUTPUT
STAGE
R
Remote
Stand-by
P1
Synchronization
MAINS
INPUT
SCANNING
DEVICE
P2
C
VOLTAGE
REGULATOR
Remote
Stand-by
VCC
TEA2260/61
SLAVE
TEA5170
MASTER
µP
VCC
INFRA-RED
RECEIVER
PWM
Power primary ground
P1 : Output voltage adjustement in normal mode
P2 : Output voltage adjustement in stand-by
Secondary ground (isolated from mains)
Figure 2 : Secondary Regulation (with optocoupler)
Muting
AUDIO
Control
OUTPUT
STAGE
R
Remote
Stand-by
P
MAINS
INPUT
SCANNING
DEVICE
C
VOLTAGE
REGULATOR
VCC
µP
TEA2260/61
VCC
INFRA-RED
RECEIVER
Power primary ground
P : Output voltage adjustement
Secondary ground (isolated from mains)
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STMICROELECTRONICS [ ST ]
