JVC UX-P55 - Page 40

1-40 (No.22036)
4.15 TDA7294 (IC940,IC941) : Audio amp.
• Pin layout
• Block diagram
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1
-Us (POWER)
OUT
+Us (POWER)
N.C.
N.C.
MUTE
STAND-BY
-Us (SIGNAL)
+Us (SIGNAL)
BOOTSTRAP
N.C.
SUR
NON INUERTING INPUT
INVERTING INPUT
STAND-BY GND
+Vs
BOOTSTRAP
OUTPUT
-Vs
SHORT CIRCUIT
PROTECTION
MOS CUTPUT STAGEMOS GHAIN &
LEVEL SHIFTING
STAGE
BIPOLAR
TRANSCONDUCTANCE
INPUT STAGE
IN+
IN-
BOOTSTRAP