JVC XM-PX50WT Service Manual page 23

MPC17A139MTB-X (IC400) : 4ch bridge driver
1.Pin layout
3.Block diagram
Pre-driver
Control
2.Pin function
Driver section
PS,OE INPUT
PS OE FI
H L L
H L L
H L H
H L H
H H X
L X X
X:Don't Care
Z:High Impedance
Pre-driver
Pre-driver
Control
OUTPUT 1~4
RI FO RO
L L L
H L H
L H L
H L L
X L L
X Z Z
Clock detector section
CLK PS OSC circuit
Auto
H
X
Syncro
H
Stop
X
L
Pre-driver
Control Control
XM-PX50WT
1-23