M56754SP Datasheet, PDF (1/7 Pages) Mitsubishi Electric Semiconductor – 4-CHANNEL ACTUATOR MOTOR DRIVER

MITSUBISHI <CONTROL / DRIVER IC>
M56754SP
4-CHANNEL ACTUATOR MOTOR DRIVER
DESCRIPTION
The M56754SP is a semiconductor IC developed as the motor
driver used for CD-ROM and CD player.
This circuit includes 4-Channel BTL Driver that is able to drive four
actuator with one IC.
FEATURES
q Low Output saturation voltage(typ:1.35V at 0.5A)
q Large operating supply voltage range(4.5–13.2V)
q Minimum Crossover distortion
q Built-in general operational amplifier
APPLICATION
CD-ROM, CD player
PIN CONFIGURATION (TOP VIEW)
VCC 1
Vbs1 2
Vm1 3
Vctl1L 4
Vctl1H 5
VM1(-) 6
VM1(+) 7
8
GND
9
10
VM2(+) 11
VM2(-) 12
Vctl2 13
A1+ 14
A1- 15
A1out 16
32 Vref
31 Vctl4(2)
30 Vbs2
29 Vm2
28 ^Vctl4(1)
27 ^VM4(+)
26 VM4(-)
25
24
GND
23
22 VM3(+)
21 VM3(-)
20 Vctl3H
19 Vctl3L
18 A2out
17 A2-
Outline 32P4B
BLOCK DIAGRAM
Vm1 Vbs1
VCC
32
1
Vctl1L 4
Vctl1H 5
Vm1
VM1(+)
7
Vm1
+
-
-
VM1(-) 6
+
Vbs1
+
-
Vbs1
CH1
Vref
32
VCC
+
-
VCC
+
Vrefs ^-
VCC
Current
Bias
Vm2
Vrefm _Vbs2
+
-
Vbs2 Vm2
30 29
Vbs2
+
-
Vbs2
CH4
Vctl2 13
Vm1
VM2(+) 11
+
-
Vm1
VM2(-) 12
-
+
Vbs1
+
-
Vbs1
CH2
VCC
VCC
VCC
+
-
+
TSD
-
Vbs2
+
-
Vbs2
CH3
14 15
A1+ A1-
16 17
18
A1out A2- A2out
8 , 9 ,10, 23 ,24 ,25
GND(6PIN)
31 Vctl4(2)
28 Vctl4(1)
Vm2
+
-
27 VM4(+)
Vm2
-
+
26 VM4(-)
19 Vctl3(L)
20 Vctl3(H)
Vm2
+
-
22 VM3(+)
Vm2
-
+
21 VM3(-)